qid int64 1 74.7M | question stringlengths 12 33.8k | date stringlengths 10 10 | metadata list | response_j stringlengths 0 115k | response_k stringlengths 2 98.3k |
|---|---|---|---|---|---|
1,157,193 | We have a very old application dating back to ASP era which we are gradually refactoring to ASP.NET + VB.NET codebase.
It contains a lots of files with the below types:
aspx, asmx, ascx, vb, js (JavaScript), html, vbs (VBScript).
The backend database is SQL Server 2005 with lots of sprocs.
We would like to create ... | 2009/07/21 | [
"https://Stackoverflow.com/questions/1157193",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/78258/"
] | You can take a look at [Microsoft's Sandcastle](http://blogs.msdn.com/sandcastle/) tool. I've used it many times, and it generates documentation based on the comments provided in your .NET code. If I remember correctly, it can also generate documentation for JavaScript libraries. | i've used [SandCastle](http://www.sandcastle.com) and it works too good if you have xml comments in your code.
You first enable xml documentation in your project by setting it in Project Properties -> Compile -> Generate XML Documentation.
Once done you may have to set treat warnings as errors, so that the studio can... |
157,533 | what's the meaning of "discreet sanctuary of love" in this phrase
"If one does not wish biotechnology to interfere with questions which are situated within
the **discreet sanctuary of love**, one must make this decision first and above all for oneself." | 2014/03/14 | [
"https://english.stackexchange.com/questions/157533",
"https://english.stackexchange.com",
"https://english.stackexchange.com/users/64089/"
] | It means that the writer was defeated by their own cleverness. The purpose of writing is so others will understand you.
That said:
They are referring to love as being a sacred subject that some would find distasteful for artificial biochemical manipulation to interfere with. By a *discrete sanctuary* they are saying... | A longer version of this assertion by Volker Gerhardt appears in Thomas Lemke, Monica Jasper, and Lisa Moore, *Biopolitics: An Advanced Introduction* (2011), in a chapter called "Life as an Object of Politics":
>
> Since biopolitics to a certain degree impinges upon our self-understanding as human beings, we must ins... |
540,025 | What do you think are the difference in mindset between a programmer doing work for a desktop environment (windows, linux, whatever...) and someone doing work on an embedded system?
A simple example I can think of is that in an embedded environment, I **always** check that a malloc is not NULL. Most code I have seen t... | 2009/02/12 | [
"https://Stackoverflow.com/questions/540025",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/10703/"
] | I desktop environment there's the idea that "hey I can always release an update or patch to fix this later." In embedded design, you get more "this has to work cause we don't want to recall the device or release an even longer patching program." | 2 things - as Suroot already mentioned, once you release a desktop app, it doesn't have to be "forever", especially nowadays.
But in embedded, once you "ship it", it's on its way to Mars so you're not going to be able to pull it back.
Also one of the major differences are that embedded programmers are generally a LOT... |
540,025 | What do you think are the difference in mindset between a programmer doing work for a desktop environment (windows, linux, whatever...) and someone doing work on an embedded system?
A simple example I can think of is that in an embedded environment, I **always** check that a malloc is not NULL. Most code I have seen t... | 2009/02/12 | [
"https://Stackoverflow.com/questions/540025",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/10703/"
] | Funny that you mention malloc() specifically in your example.
In every hard-real-time, deeply embedded system that I've worked on, memory allocation is managed specially (usually not the heap, but fixed memory pools or something similar)... and also, whenever possible, all memory allocation is done up-front during ini... | I desktop environment there's the idea that "hey I can always release an update or patch to fix this later." In embedded design, you get more "this has to work cause we don't want to recall the device or release an even longer patching program." |
540,025 | What do you think are the difference in mindset between a programmer doing work for a desktop environment (windows, linux, whatever...) and someone doing work on an embedded system?
A simple example I can think of is that in an embedded environment, I **always** check that a malloc is not NULL. Most code I have seen t... | 2009/02/12 | [
"https://Stackoverflow.com/questions/540025",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/10703/"
] | size matters | 2 things - as Suroot already mentioned, once you release a desktop app, it doesn't have to be "forever", especially nowadays.
But in embedded, once you "ship it", it's on its way to Mars so you're not going to be able to pull it back.
Also one of the major differences are that embedded programmers are generally a LOT... |
540,025 | What do you think are the difference in mindset between a programmer doing work for a desktop environment (windows, linux, whatever...) and someone doing work on an embedded system?
A simple example I can think of is that in an embedded environment, I **always** check that a malloc is not NULL. Most code I have seen t... | 2009/02/12 | [
"https://Stackoverflow.com/questions/540025",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/10703/"
] | Funny that you mention malloc() specifically in your example.
In every hard-real-time, deeply embedded system that I've worked on, memory allocation is managed specially (usually not the heap, but fixed memory pools or something similar)... and also, whenever possible, all memory allocation is done up-front during ini... | size matters |
540,025 | What do you think are the difference in mindset between a programmer doing work for a desktop environment (windows, linux, whatever...) and someone doing work on an embedded system?
A simple example I can think of is that in an embedded environment, I **always** check that a malloc is not NULL. Most code I have seen t... | 2009/02/12 | [
"https://Stackoverflow.com/questions/540025",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/10703/"
] | Desktop programmers view resources as practically unlimited. Memory, computing power, drive space. Those never run out. Embedded programmers focus intently on all of those.
Oh, and embedded programmers also often have to worry about memory alignment issues. Desktop coders don't. The Arm chips care. x86 chips don't. | 2 things - as Suroot already mentioned, once you release a desktop app, it doesn't have to be "forever", especially nowadays.
But in embedded, once you "ship it", it's on its way to Mars so you're not going to be able to pull it back.
Also one of the major differences are that embedded programmers are generally a LOT... |
540,025 | What do you think are the difference in mindset between a programmer doing work for a desktop environment (windows, linux, whatever...) and someone doing work on an embedded system?
A simple example I can think of is that in an embedded environment, I **always** check that a malloc is not NULL. Most code I have seen t... | 2009/02/12 | [
"https://Stackoverflow.com/questions/540025",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/10703/"
] | Funny that you mention malloc() specifically in your example.
In every hard-real-time, deeply embedded system that I've worked on, memory allocation is managed specially (usually not the heap, but fixed memory pools or something similar)... and also, whenever possible, all memory allocation is done up-front during ini... | 2 things - as Suroot already mentioned, once you release a desktop app, it doesn't have to be "forever", especially nowadays.
But in embedded, once you "ship it", it's on its way to Mars so you're not going to be able to pull it back.
Also one of the major differences are that embedded programmers are generally a LOT... |
540,025 | What do you think are the difference in mindset between a programmer doing work for a desktop environment (windows, linux, whatever...) and someone doing work on an embedded system?
A simple example I can think of is that in an embedded environment, I **always** check that a malloc is not NULL. Most code I have seen t... | 2009/02/12 | [
"https://Stackoverflow.com/questions/540025",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/10703/"
] | Funny that you mention malloc() specifically in your example.
In every hard-real-time, deeply embedded system that I've worked on, memory allocation is managed specially (usually not the heap, but fixed memory pools or something similar)... and also, whenever possible, all memory allocation is done up-front during ini... | Desktop programmers view resources as practically unlimited. Memory, computing power, drive space. Those never run out. Embedded programmers focus intently on all of those.
Oh, and embedded programmers also often have to worry about memory alignment issues. Desktop coders don't. The Arm chips care. x86 chips don't. |
1,828,525 | I made a bit of a namespace spelling mistake and I wish to correct it. My application currently uses Application.Settings to store a bulk of the user's information. If I refactor my namespace to be spelled correctly, will the application settings file essentially get wiped because it can't find the new namespace in it? | 2009/12/01 | [
"https://Stackoverflow.com/questions/1828525",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/109028/"
] | I believe that ClickOnce will see this as a different application, so yes, the application settings would be "lost". I had to do this once myself, and I lost all the settings. Users had to install it as a new application and set up their personal inf all over again.
I never gt a definitive answer on why this was, but ... | I've never tried this before, but it looks like you should be able to just change the *app*.exe.config filename to your app's new name and it will read it just fine, assuming you can script that into your deployment. |
46,973 | If a spacecraft follows literally the exact orbit of Earth at a different speed to Earth then why doesn't it hit Earth at some point? I'm specifically thinking about this in relation to these spacecraft but I'm also interested in it more generally:
STEREO, 2006, <https://en.wikipedia.org/wiki/STEREO>
Helios, 1974, <htt... | 2021/10/05 | [
"https://astronomy.stackexchange.com/questions/46973",
"https://astronomy.stackexchange.com",
"https://astronomy.stackexchange.com/users/42342/"
] | An orbit is defined by an instantaneous position and velocity. An object in the same position as Earth but with a different velocity does not have the "exact same orbit" as Earth. The STEREO probes were designed to pull ahead or fall behind Earth, so clearly they do not match Earth's velocity exactly. They therefore do... | Theoretically, an object in a solar orbit identical to the earth's is either leading or lagging the earth on the same orbital path. Hence there will be no collision.
In reality, small variations in orbital parameters between the object and earth may cause a collision eventually. |
46,973 | If a spacecraft follows literally the exact orbit of Earth at a different speed to Earth then why doesn't it hit Earth at some point? I'm specifically thinking about this in relation to these spacecraft but I'm also interested in it more generally:
STEREO, 2006, <https://en.wikipedia.org/wiki/STEREO>
Helios, 1974, <htt... | 2021/10/05 | [
"https://astronomy.stackexchange.com/questions/46973",
"https://astronomy.stackexchange.com",
"https://astronomy.stackexchange.com/users/42342/"
] | An orbit is defined by an instantaneous position and velocity. An object in the same position as Earth but with a different velocity does not have the "exact same orbit" as Earth. The STEREO probes were designed to pull ahead or fall behind Earth, so clearly they do not match Earth's velocity exactly. They therefore do... | There are examples of this in around Jupiter and/or Saturn; I forget the names.
Two bodies in the "same" orbit will attract each other over time, and as they get closer the leading one is slowing down and the trailing one is speeding up, thus, they are now in slightly different orbits. They switch places as the traili... |
46,973 | If a spacecraft follows literally the exact orbit of Earth at a different speed to Earth then why doesn't it hit Earth at some point? I'm specifically thinking about this in relation to these spacecraft but I'm also interested in it more generally:
STEREO, 2006, <https://en.wikipedia.org/wiki/STEREO>
Helios, 1974, <htt... | 2021/10/05 | [
"https://astronomy.stackexchange.com/questions/46973",
"https://astronomy.stackexchange.com",
"https://astronomy.stackexchange.com/users/42342/"
] | An orbit is defined by an instantaneous position and velocity. An object in the same position as Earth but with a different velocity does not have the "exact same orbit" as Earth. The STEREO probes were designed to pull ahead or fall behind Earth, so clearly they do not match Earth's velocity exactly. They therefore do... | While other answers are not wrong, what still needs to be mentioned is [Lagrange Points](https://en.wikipedia.org/wiki/Lagrange_point).
[](https://en.wikipedia.org/wiki/Lagrange_point#/media/File:Lagrange_poin... |
46,973 | If a spacecraft follows literally the exact orbit of Earth at a different speed to Earth then why doesn't it hit Earth at some point? I'm specifically thinking about this in relation to these spacecraft but I'm also interested in it more generally:
STEREO, 2006, <https://en.wikipedia.org/wiki/STEREO>
Helios, 1974, <htt... | 2021/10/05 | [
"https://astronomy.stackexchange.com/questions/46973",
"https://astronomy.stackexchange.com",
"https://astronomy.stackexchange.com/users/42342/"
] | An orbit is defined by an instantaneous position and velocity. An object in the same position as Earth but with a different velocity does not have the "exact same orbit" as Earth. The STEREO probes were designed to pull ahead or fall behind Earth, so clearly they do not match Earth's velocity exactly. They therefore do... | Whats missing in other answers, is that a specific orbit, also requires a specific speed
========================================================================================
You cant have just any speed in any orbit. If your objects orbital speed is too high (or low) to maintain its current orbit, then it will dri... |
46,973 | If a spacecraft follows literally the exact orbit of Earth at a different speed to Earth then why doesn't it hit Earth at some point? I'm specifically thinking about this in relation to these spacecraft but I'm also interested in it more generally:
STEREO, 2006, <https://en.wikipedia.org/wiki/STEREO>
Helios, 1974, <htt... | 2021/10/05 | [
"https://astronomy.stackexchange.com/questions/46973",
"https://astronomy.stackexchange.com",
"https://astronomy.stackexchange.com/users/42342/"
] | While other answers are not wrong, what still needs to be mentioned is [Lagrange Points](https://en.wikipedia.org/wiki/Lagrange_point).
[](https://en.wikipedia.org/wiki/Lagrange_point#/media/File:Lagrange_poin... | Theoretically, an object in a solar orbit identical to the earth's is either leading or lagging the earth on the same orbital path. Hence there will be no collision.
In reality, small variations in orbital parameters between the object and earth may cause a collision eventually. |
46,973 | If a spacecraft follows literally the exact orbit of Earth at a different speed to Earth then why doesn't it hit Earth at some point? I'm specifically thinking about this in relation to these spacecraft but I'm also interested in it more generally:
STEREO, 2006, <https://en.wikipedia.org/wiki/STEREO>
Helios, 1974, <htt... | 2021/10/05 | [
"https://astronomy.stackexchange.com/questions/46973",
"https://astronomy.stackexchange.com",
"https://astronomy.stackexchange.com/users/42342/"
] | Whats missing in other answers, is that a specific orbit, also requires a specific speed
========================================================================================
You cant have just any speed in any orbit. If your objects orbital speed is too high (or low) to maintain its current orbit, then it will dri... | Theoretically, an object in a solar orbit identical to the earth's is either leading or lagging the earth on the same orbital path. Hence there will be no collision.
In reality, small variations in orbital parameters between the object and earth may cause a collision eventually. |
46,973 | If a spacecraft follows literally the exact orbit of Earth at a different speed to Earth then why doesn't it hit Earth at some point? I'm specifically thinking about this in relation to these spacecraft but I'm also interested in it more generally:
STEREO, 2006, <https://en.wikipedia.org/wiki/STEREO>
Helios, 1974, <htt... | 2021/10/05 | [
"https://astronomy.stackexchange.com/questions/46973",
"https://astronomy.stackexchange.com",
"https://astronomy.stackexchange.com/users/42342/"
] | While other answers are not wrong, what still needs to be mentioned is [Lagrange Points](https://en.wikipedia.org/wiki/Lagrange_point).
[](https://en.wikipedia.org/wiki/Lagrange_point#/media/File:Lagrange_poin... | There are examples of this in around Jupiter and/or Saturn; I forget the names.
Two bodies in the "same" orbit will attract each other over time, and as they get closer the leading one is slowing down and the trailing one is speeding up, thus, they are now in slightly different orbits. They switch places as the traili... |
46,973 | If a spacecraft follows literally the exact orbit of Earth at a different speed to Earth then why doesn't it hit Earth at some point? I'm specifically thinking about this in relation to these spacecraft but I'm also interested in it more generally:
STEREO, 2006, <https://en.wikipedia.org/wiki/STEREO>
Helios, 1974, <htt... | 2021/10/05 | [
"https://astronomy.stackexchange.com/questions/46973",
"https://astronomy.stackexchange.com",
"https://astronomy.stackexchange.com/users/42342/"
] | Whats missing in other answers, is that a specific orbit, also requires a specific speed
========================================================================================
You cant have just any speed in any orbit. If your objects orbital speed is too high (or low) to maintain its current orbit, then it will dri... | There are examples of this in around Jupiter and/or Saturn; I forget the names.
Two bodies in the "same" orbit will attract each other over time, and as they get closer the leading one is slowing down and the trailing one is speeding up, thus, they are now in slightly different orbits. They switch places as the traili... |
61,723 | I occasionally use gels to match my flash to ambient lighting. It’s easy to find green gels (CTG) to match fluorescent lights and orange gels (CTO) to match incandescent. However, in my experience, the common gels provide too much coloration when shooting with DSLR. In particular, to match fluorescent, I usually need t... | 2015/04/09 | [
"https://photo.stackexchange.com/questions/61723",
"https://photo.stackexchange.com",
"https://photo.stackexchange.com/users/20036/"
] | I tried hard to find a source for that information, but no luck. However, it doesn't sound right to me because the idea behind putting a gel on a flash is to alter the light to match the ambient, be it tungsten, fluorescent, etc. That activity is independent of the sensor or the film in and of itself, it's simply about... | >
> Why do SLRs and DSLRs use different flash gels?
>
>
>
They don't.
>
> I have heard that the full CTG works well with film SLR, but something about the color sensitivity of DSLR means that they require ½CTG instead, and likewise for ½CTO. Is that correct?
>
>
>
No it's not about the sensor vs film. Differ... |
61,723 | I occasionally use gels to match my flash to ambient lighting. It’s easy to find green gels (CTG) to match fluorescent lights and orange gels (CTO) to match incandescent. However, in my experience, the common gels provide too much coloration when shooting with DSLR. In particular, to match fluorescent, I usually need t... | 2015/04/09 | [
"https://photo.stackexchange.com/questions/61723",
"https://photo.stackexchange.com",
"https://photo.stackexchange.com/users/20036/"
] | I tried hard to find a source for that information, but no luck. However, it doesn't sound right to me because the idea behind putting a gel on a flash is to alter the light to match the ambient, be it tungsten, fluorescent, etc. That activity is independent of the sensor or the film in and of itself, it's simply about... | Sensitivity curves of negative film are different from the permissivity curves of the filters used on digital camera sensors. For example, film was decidedly sensitive to UV light, making the use of UV filters (and also skylight filters) a good idea for certain film situations. With digital, UV filters are basically a ... |
90,221 | My colleagues and I work in an environment where we use laptops but when in the office, we usually have additional monitors, USB keyboard and mouse etc. I'm a senior software developer with one lead developer above me in the hierarchy, and a few junior developers below. We all work at desks next to each other and so fa... | 2017/05/01 | [
"https://workplace.stackexchange.com/questions/90221",
"https://workplace.stackexchange.com",
"https://workplace.stackexchange.com/users/-1/"
] | In this, and most any situation involving another person, I like to try to ask myself, "How would I like someone to deal with this situation if it were me?"
For me the answer here is to have a conversation with your lead. Explain you have noticed that she is reluctant to use other peoples keyboard and mouse and that i... | If she is otherwise productive and pleasant there has to be fix here.
Get her to admit she does not like touching keyboards. Tell her she can have her own keyboard and mouse. Offer everyone a personal key and mouse. The team may think it is a little strange but it is easy enough to accommodate. |
103,894 | I noticed that ingress is real world game. However all pictures show what appears to be USA area's. However I wonder if it supports maps from outside the US also.
I've tried to find some info about this but its nowhere to be found.
What countries are supported by Ingress? | 2013/02/05 | [
"https://gaming.stackexchange.com/questions/103894",
"https://gaming.stackexchange.com",
"https://gaming.stackexchange.com/users/41744/"
] | Unfortunately the app and all the online material are only available in English, but you can play the game anywhere in the world where there are portals. I play in Berlin, Germany and we have more than a thousand portals and more than 600 players here.
So if you are able to understand the English app and online materi... | I could not find a reference to the exact list of supported countries, but that may be because there isn't one. Certain places in the world have restricted internet, so in those places the game may not be supported, but in general I believe you can play the game anywhere - and this is made easier by being able to [subm... |
103,894 | I noticed that ingress is real world game. However all pictures show what appears to be USA area's. However I wonder if it supports maps from outside the US also.
I've tried to find some info about this but its nowhere to be found.
What countries are supported by Ingress? | 2013/02/05 | [
"https://gaming.stackexchange.com/questions/103894",
"https://gaming.stackexchange.com",
"https://gaming.stackexchange.com/users/41744/"
] | Unfortunately the app and all the online material are only available in English, but you can play the game anywhere in the world where there are portals. I play in Berlin, Germany and we have more than a thousand portals and more than 600 players here.
So if you are able to understand the English app and online materi... | Many countries have players - it is supposed to be global, barring the restrictions @EBongo mentioned.
The official intel site at [Ingress.com/intel](http://www.ingress.com/intel) has a global map which shows all portals and fields. At widest view you just see lvl 8 portals, but as you zoom in you see lower level ones... |
439,475 | [](https://i.stack.imgur.com/Hfqha.jpg)
I'm writing image processing software and my goal here is to take an image of a projectile moving away from the camera and determine the launch angle. What I already know is:
* The actual size of the object
* T... | 2018/11/07 | [
"https://physics.stackexchange.com/questions/439475",
"https://physics.stackexchange.com",
"https://physics.stackexchange.com/users/212183/"
] | The term "quantum entanglement exists" is a subset of the term "there exists a single quantum mechanical wavefunction describing the system".
If you know the wavefunction, i.e. have a mathematical description of it, the theory of quantum mechanics has constraints on quantum numbers and their conservation, so quantum ... | Personally I would like to say the statement is not exact or at least not clear so far. If generally we believe the structure of spacetime is closely related with entanglement, then we should be very careful to talk about 'distance/time/velocity' in a case when entanglement is involved.
My opinion is that when we are... |
439,475 | [](https://i.stack.imgur.com/Hfqha.jpg)
I'm writing image processing software and my goal here is to take an image of a projectile moving away from the camera and determine the launch angle. What I already know is:
* The actual size of the object
* T... | 2018/11/07 | [
"https://physics.stackexchange.com/questions/439475",
"https://physics.stackexchange.com",
"https://physics.stackexchange.com/users/212183/"
] | Over time experimentors have been succesful in increasing distance over which entanglement could be demonstrated, up to many kilometers.
Let me make a comparison with the history of electromagnetism:
When Maxwell published the theory of electromagnetism we now know as Maxwell's equations one of implications of the th... | Personally I would like to say the statement is not exact or at least not clear so far. If generally we believe the structure of spacetime is closely related with entanglement, then we should be very careful to talk about 'distance/time/velocity' in a case when entanglement is involved.
My opinion is that when we are... |
439,475 | [](https://i.stack.imgur.com/Hfqha.jpg)
I'm writing image processing software and my goal here is to take an image of a projectile moving away from the camera and determine the launch angle. What I already know is:
* The actual size of the object
* T... | 2018/11/07 | [
"https://physics.stackexchange.com/questions/439475",
"https://physics.stackexchange.com",
"https://physics.stackexchange.com/users/212183/"
] | The answer is "we never know." There is no way to know for certain whether the laws of physics operate the same on the other side of Jupiter. Of course, the observations we have made beyond Jupiter have all supported the conclusion that the laws of physics are the same everywhere, but we'll never know for sure.
Accord... | The premise that "quantum entanglement *works*" at all is mistaken - there is no action involved - as is the one that "information is shared" at all (regardless of whether it's instantaneous or not). Quantum entanglement is not in any way a vector for transmission of information, and it is really *no deeper* than takin... |
439,475 | [](https://i.stack.imgur.com/Hfqha.jpg)
I'm writing image processing software and my goal here is to take an image of a projectile moving away from the camera and determine the launch angle. What I already know is:
* The actual size of the object
* T... | 2018/11/07 | [
"https://physics.stackexchange.com/questions/439475",
"https://physics.stackexchange.com",
"https://physics.stackexchange.com/users/212183/"
] | Over time experimentors have been succesful in increasing distance over which entanglement could be demonstrated, up to many kilometers.
Let me make a comparison with the history of electromagnetism:
When Maxwell published the theory of electromagnetism we now know as Maxwell's equations one of implications of the th... | I consider the question of how far quantum entanglement works this way:
For as long as entanglement is considered a mysterious Quantum phenomenon and discussed in terms of wave functions or other such mathematical descriptions it is hard to think of it as something that can survive great distances across space (and ti... |
439,475 | [](https://i.stack.imgur.com/Hfqha.jpg)
I'm writing image processing software and my goal here is to take an image of a projectile moving away from the camera and determine the launch angle. What I already know is:
* The actual size of the object
* T... | 2018/11/07 | [
"https://physics.stackexchange.com/questions/439475",
"https://physics.stackexchange.com",
"https://physics.stackexchange.com/users/212183/"
] | The short answer is "No". In fact, the basic fact of life in science is that we never know, so to speak: We have a theory, it makes predictions, which we test, and if the test fails, then we know for certain that the prediction was wrong, roughly speaking. If it doesn't fail, we don't actually know that we were right -... | I consider the question of how far quantum entanglement works this way:
For as long as entanglement is considered a mysterious Quantum phenomenon and discussed in terms of wave functions or other such mathematical descriptions it is hard to think of it as something that can survive great distances across space (and ti... |
439,475 | [](https://i.stack.imgur.com/Hfqha.jpg)
I'm writing image processing software and my goal here is to take an image of a projectile moving away from the camera and determine the launch angle. What I already know is:
* The actual size of the object
* T... | 2018/11/07 | [
"https://physics.stackexchange.com/questions/439475",
"https://physics.stackexchange.com",
"https://physics.stackexchange.com/users/212183/"
] | The short answer is "No". In fact, the basic fact of life in science is that we never know, so to speak: We have a theory, it makes predictions, which we test, and if the test fails, then we know for certain that the prediction was wrong, roughly speaking. If it doesn't fail, we don't actually know that we were right -... | The answer is "we never know." There is no way to know for certain whether the laws of physics operate the same on the other side of Jupiter. Of course, the observations we have made beyond Jupiter have all supported the conclusion that the laws of physics are the same everywhere, but we'll never know for sure.
Accord... |
439,475 | [](https://i.stack.imgur.com/Hfqha.jpg)
I'm writing image processing software and my goal here is to take an image of a projectile moving away from the camera and determine the launch angle. What I already know is:
* The actual size of the object
* T... | 2018/11/07 | [
"https://physics.stackexchange.com/questions/439475",
"https://physics.stackexchange.com",
"https://physics.stackexchange.com/users/212183/"
] | The short answer is "No". In fact, the basic fact of life in science is that we never know, so to speak: We have a theory, it makes predictions, which we test, and if the test fails, then we know for certain that the prediction was wrong, roughly speaking. If it doesn't fail, we don't actually know that we were right -... | Personally I would like to say the statement is not exact or at least not clear so far. If generally we believe the structure of spacetime is closely related with entanglement, then we should be very careful to talk about 'distance/time/velocity' in a case when entanglement is involved.
My opinion is that when we are... |
141,347 | What are the pros and cons of spinning up an internal certificate authority (primarily Windows 2003 CA)? We have the need to encypt server-server traffic on a project that has 20+ certificates. We could buy certs from Verisign, but I was thinking that an internal CA might be a better long term solution. So I was lookin... | 2010/05/13 | [
"https://serverfault.com/questions/141347",
"https://serverfault.com",
"https://serverfault.com/users/42991/"
] | If you host your own CA, it will only be valid in sites/computers that have your CA's root certificate installed. In other words, just because you have your own CA does not mean that your certificates will be trusted by strangers.
If all your servers are in-house and accessed by in-house software, then your own CA is ... | An in house CA is only valid inside servers you own and and external cert is good anywhere. That's the basic answer but there is alot more to consider.
**Pros**
Cost- per cert cost is cheaper the more certs you generate
Revocation- it's very easy to revoke a cert you've generated, and you can give your certs short v... |
141,347 | What are the pros and cons of spinning up an internal certificate authority (primarily Windows 2003 CA)? We have the need to encypt server-server traffic on a project that has 20+ certificates. We could buy certs from Verisign, but I was thinking that an internal CA might be a better long term solution. So I was lookin... | 2010/05/13 | [
"https://serverfault.com/questions/141347",
"https://serverfault.com",
"https://serverfault.com/users/42991/"
] | If you host your own CA, it will only be valid in sites/computers that have your CA's root certificate installed. In other words, just because you have your own CA does not mean that your certificates will be trusted by strangers.
If all your servers are in-house and accessed by in-house software, then your own CA is ... | For a bunch of internal servers, you can create certificates as needed and have them in place much quicker than using and external CA. You'll need a little experience. Tools like tinyca make if fairly easy to create a CA. For publicly accessed servers you will want certificates from an external source.
Certificates fo... |
141,347 | What are the pros and cons of spinning up an internal certificate authority (primarily Windows 2003 CA)? We have the need to encypt server-server traffic on a project that has 20+ certificates. We could buy certs from Verisign, but I was thinking that an internal CA might be a better long term solution. So I was lookin... | 2010/05/13 | [
"https://serverfault.com/questions/141347",
"https://serverfault.com",
"https://serverfault.com/users/42991/"
] | An in house CA is only valid inside servers you own and and external cert is good anywhere. That's the basic answer but there is alot more to consider.
**Pros**
Cost- per cert cost is cheaper the more certs you generate
Revocation- it's very easy to revoke a cert you've generated, and you can give your certs short v... | For a bunch of internal servers, you can create certificates as needed and have them in place much quicker than using and external CA. You'll need a little experience. Tools like tinyca make if fairly easy to create a CA. For publicly accessed servers you will want certificates from an external source.
Certificates fo... |
38,963,541 | I am currently making a text editor. If you right click on a text file, and scroll to the "open with" tab, there would be apps to open the file. How would you make your app be listed in that tab? Thanks for the help!
In other words, is there any c# code required to put your ap... | 2016/08/15 | [
"https://Stackoverflow.com/questions/38963541",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/6719451/"
] | To achieve this, we need to register the app as the default handler for a certain file type.
>
> Both Windows desktop applications and Universal Windows Platform (UWP) apps can register to be a default file handler. If the user chooses your app as the default handler for a certain file type, your app will be activate... | Usually what I do is that, I click on the browse option and point it to my application's executable and then after that it is will be listed on the options of applications to open with |
4,801,690 | At my high school we can take a class where we basically learn about a subject on our own for a semester. I was thinking that I want to learn about "sound programming," but I realized that I have no idea what that entails. I'm interested in learning about, for example, how a synthesizer works and how sound works in com... | 2011/01/26 | [
"https://Stackoverflow.com/questions/4801690",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/419194/"
] | "Sound programming" is a very broad field. First of all, it is definitely a feasible subject, but since you need to cram stuff into a single semester you will need to limit your scope. I can see that you're looking for a place to start, so here are some ideas to get you thinking.
Since you have mentioned both "how sou... | Consider working through the book ["Who Is Fourier?: A Mathematical Adventure"](https://rads.stackoverflow.com/amzn/click/com/0964350408). You could adapt the examples to make small programming assignments that demonstrate the basic concepts. After you're done you should be able to use the fft to make a spectrogram of ... |
4,801,690 | At my high school we can take a class where we basically learn about a subject on our own for a semester. I was thinking that I want to learn about "sound programming," but I realized that I have no idea what that entails. I'm interested in learning about, for example, how a synthesizer works and how sound works in com... | 2011/01/26 | [
"https://Stackoverflow.com/questions/4801690",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/419194/"
] | "Sound programming" is a very broad field. First of all, it is definitely a feasible subject, but since you need to cram stuff into a single semester you will need to limit your scope. I can see that you're looking for a place to start, so here are some ideas to get you thinking.
Since you have mentioned both "how sou... | I would recommend this book : <http://mitpress.mit.edu/catalog/item/default.asp?ttype=2&tid=8218>
(part of it is available here :
<http://books.google.com/books?id=nZ-TetwzVcIC&printsec=frontcover&dq=computer+musical+tutorial&hl=pt-BR&ei=D-dKTaKsBMOB8gbF4KDcDg&sa=X&oi=book_result&ct=result&resnum=1&ved=0CDgQ6AEwAA#v=... |
216,602 | Thanks for reading this question, it's something that has been bothering me for some time.
It often happens that people write things such as "*thanks in advance*", "*I've been trying to fix this problem for days*", "*I'll be very grateful if you can help me*". These things I agree don't really add anything to the ques... | 2014/01/17 | [
"https://meta.stackexchange.com/questions/216602",
"https://meta.stackexchange.com",
"https://meta.stackexchange.com/users/189635/"
] | Three rules about removing fluff:
* be careful that you aren't removing context about how little this user knows. For example if they don't know how to run their code, or the difference between server side script and client side script, leave some of those facts in place for others to take into account when answering
... | It is a [generally accepted function of the community](https://meta.stackexchange.com/questions/2950/should-hi-thanks-taglines-and-salutations-be-removed-from-posts/3021#3021) that thanks, signatures, and other things like that should not be present in the body.
>
> These kind of things that are removed certainly don... |
34,783 | I am recently graduated from college, and started an internship at an government organization in California. I have been working there for about 4 months out of 6 since an intern can only work up to 6 months. If I didn't get hired, I will be out too. About last month, I have talked to my mentor and the CIO about the hi... | 2014/10/10 | [
"https://workplace.stackexchange.com/questions/34783",
"https://workplace.stackexchange.com",
"https://workplace.stackexchange.com/users/27628/"
] | "We are working on it" usually means one of two things.
1. We are *not* working on it. But don't want to explicitly tell you - otherwise you might leave now.
2. We *are* working on it. But we have a really bureaucratic company and this will take a while.
Never go to your manager with a problem. Always approach with a... | You are entitled to ask about anything that you don't understand about the hiring process and about whatever aspect of the hiring process that's unclear to you. If you have questions you want to ask to HR, ask away.
The fact that you are asking "Should I" creates the perception that you have only a vague idea what you... |
5,142,046 | We currently use **Rad Studio 2007** and are expecting to upgrade to Delphi XE soon!
Does anybody know how we can see what the **serial number** was used when installing Rad Studio 2007?
Regards, Pieter | 2011/02/28 | [
"https://Stackoverflow.com/questions/5142046",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/82070/"
] | 'LicenseManager.exe' in the 'bin' folder of the 'Rad Studio' installation should show it. | Also, you can see all your registered products with serial numbers on EDN [My registered products](https://members.embarcadero.com/Products.aspx) page (after logging in). |
104,603 | The poor gingerbread men want to survive to Xmas (they don't mind being eaten afterwards). If at least one of them doesn't guess his hat correctly, they will all be cruelly eaten before Xmas. This is a modified version of some puzzles I found out there...
Will you save them?
[![enter image description here](https://i... | 2020/11/06 | [
"https://puzzling.stackexchange.com/questions/104603",
"https://puzzling.stackexchange.com",
"https://puzzling.stackexchange.com/users/71469/"
] | They can guarantee at least two of them guess correctly with the following strategy
>
> Assign two of them to guess that there will be an odd number of black hats in total and make the guess for their own hat based on that outcome.
>
> Assign the other three to guess that there will be an even number of black ha... | >
> Pair them up. In each pair (X,Y), X guesses the colour of Y's hat, and Y guesses the opposite colour of X's hat, so clearly exactly one of them gets the right colour. This already ensures at least 2 guess the right colour. The odd one out (that is not in a pair) can guess randomly, which would ensure that the ave... |
266,020 | I am trying to sign into my iCloud on my iPhone 6 and even with the correct password it is not letting me through but keeps asking with a prompt. I have local photos that I do not want deleted and need to pull off the device. If I were to sign out of my iCloud account will it delete the photos that are stored locally? | 2016/12/24 | [
"https://apple.stackexchange.com/questions/266020",
"https://apple.stackexchange.com",
"https://apple.stackexchange.com/users/216630/"
] | iCloud always asks you if it deletes local copies and it only deletes copies it knows are stored online, so you should be safe to remove an account.
If you're worried, make an iCloud and iTunes back up just in case, but signing out only is intended to clear things that came down from the cloud and even then it offers ... | This pictures would be deleted:
* Shared albums that you are invited to –but do not own
* Local low resolution pictures that have a full resolution copy on iCloud –when iCloud Photo Library is on, and Optimize [device] storage is on
* My Photo Stream Pictures that were not taken by the device, [even if copied to the A... |
74,850 | This might be a duplicate or debatable. But as far as the releases of the books & TV series, who should rule Westeros as per the laws of that continent? Ignore the usurpers.
Is it Daenerys Targaryen or Jon Snow (Targaryen)?
If there are Targaryens alive, how can Baratheons be rightful rulers? If I'm not wrong the Bar... | 2017/06/16 | [
"https://movies.stackexchange.com/questions/74850",
"https://movies.stackexchange.com",
"https://movies.stackexchange.com/users/46039/"
] | ### Robert's Claim
Robert Baratheon was descended from Princess [Rhaelle Targaryen](http://awoiaf.westeros.org/index.php/Rhaelle_Targaryen), a daughter of King Aegon V (That makes her Aerys II's aunt).
(~~That is of course if you reject the rumors that founder of house Baratheon, Orys Baratheon was actually a bastard ... | If we consider only the Targaryens then Rhaegar was the last heir, his son comes in line of succession first then his brother Viserys. Women come last in the line of succession, however as far as the show is concerned Jon is bastard born. There is no evidence that Rhaegar married Lyanna Stark.
Even the books don't prov... |
74,850 | This might be a duplicate or debatable. But as far as the releases of the books & TV series, who should rule Westeros as per the laws of that continent? Ignore the usurpers.
Is it Daenerys Targaryen or Jon Snow (Targaryen)?
If there are Targaryens alive, how can Baratheons be rightful rulers? If I'm not wrong the Bar... | 2017/06/16 | [
"https://movies.stackexchange.com/questions/74850",
"https://movies.stackexchange.com",
"https://movies.stackexchange.com/users/46039/"
] | If we consider only the Targaryens then Rhaegar was the last heir, his son comes in line of succession first then his brother Viserys. Women come last in the line of succession, however as far as the show is concerned Jon is bastard born. There is no evidence that Rhaegar married Lyanna Stark.
Even the books don't prov... | Also look at a family tree. Baratheons were married I to the Targaryen line. They still are their own House, but could easily now be considered the rightful rulers. After all, the rightful rulers are the winners. The current/most recent reign of Targaryen rulers could have been quite different if the Blackfyre rebellio... |
74,850 | This might be a duplicate or debatable. But as far as the releases of the books & TV series, who should rule Westeros as per the laws of that continent? Ignore the usurpers.
Is it Daenerys Targaryen or Jon Snow (Targaryen)?
If there are Targaryens alive, how can Baratheons be rightful rulers? If I'm not wrong the Bar... | 2017/06/16 | [
"https://movies.stackexchange.com/questions/74850",
"https://movies.stackexchange.com",
"https://movies.stackexchange.com/users/46039/"
] | ### Robert's Claim
Robert Baratheon was descended from Princess [Rhaelle Targaryen](http://awoiaf.westeros.org/index.php/Rhaelle_Targaryen), a daughter of King Aegon V (That makes her Aerys II's aunt).
(~~That is of course if you reject the rumors that founder of house Baratheon, Orys Baratheon was actually a bastard ... | Also look at a family tree. Baratheons were married I to the Targaryen line. They still are their own House, but could easily now be considered the rightful rulers. After all, the rightful rulers are the winners. The current/most recent reign of Targaryen rulers could have been quite different if the Blackfyre rebellio... |
1,686,744 | I have the acer nitro 5 AN515-53.
I'm standing on carpet flooring and I suspect that will produce static electricity overtime.
Would a wood table and metal table have the same grounding properties as long as they are on the floor I'm standing on? How do they differ as conductive vs non-conductive material?
Do I need ... | 2021/11/10 | [
"https://superuser.com/questions/1686744",
"https://superuser.com",
"https://superuser.com/users/1381945/"
] | Neither would be grounded, as neither connect to ground. They're both just a floating potential, the same as you.
If you get static shocks when you touch the water taps or large electrical appliances - fridge, cooker etc, then I'd start to worry about it… otherwise I wouldn't bother.
Your computer's case is a faraday... | >
> I'm standing on carpet flooring and I suspect that will produce static
> electricity overtime. Would a wood table and metal table have the same
> grounding properties as long as they are on the floor I'm standing on?
>
>
>
(1) Wood is not conductive. Carpet is not conductive in general (some carpets have metal... |
1,686,744 | I have the acer nitro 5 AN515-53.
I'm standing on carpet flooring and I suspect that will produce static electricity overtime.
Would a wood table and metal table have the same grounding properties as long as they are on the floor I'm standing on? How do they differ as conductive vs non-conductive material?
Do I need ... | 2021/11/10 | [
"https://superuser.com/questions/1686744",
"https://superuser.com",
"https://superuser.com/users/1381945/"
] | Neither would be grounded, as neither connect to ground. They're both just a floating potential, the same as you.
If you get static shocks when you touch the water taps or large electrical appliances - fridge, cooker etc, then I'd start to worry about it… otherwise I wouldn't bother.
Your computer's case is a faraday... | Ignore the type of table completely, and invest in an ESD mat, wrist-band and earth socket to ensure a proper ground. Otherwise, all bets are off.
[](https://i.stack.imgur.com/upoWx.png) |
1,686,744 | I have the acer nitro 5 AN515-53.
I'm standing on carpet flooring and I suspect that will produce static electricity overtime.
Would a wood table and metal table have the same grounding properties as long as they are on the floor I'm standing on? How do they differ as conductive vs non-conductive material?
Do I need ... | 2021/11/10 | [
"https://superuser.com/questions/1686744",
"https://superuser.com",
"https://superuser.com/users/1381945/"
] | ***In general, this is not something you need to consider...*** if the shocks are distressing for you, or you're asking out of curiosity, please read on.
---
There are two major questions here.
* Are you a "*normal user*" who is just working with their computer, or are you working with bare electronics, exposed PCBs... | >
> I'm standing on carpet flooring and I suspect that will produce static
> electricity overtime. Would a wood table and metal table have the same
> grounding properties as long as they are on the floor I'm standing on?
>
>
>
(1) Wood is not conductive. Carpet is not conductive in general (some carpets have metal... |
1,686,744 | I have the acer nitro 5 AN515-53.
I'm standing on carpet flooring and I suspect that will produce static electricity overtime.
Would a wood table and metal table have the same grounding properties as long as they are on the floor I'm standing on? How do they differ as conductive vs non-conductive material?
Do I need ... | 2021/11/10 | [
"https://superuser.com/questions/1686744",
"https://superuser.com",
"https://superuser.com/users/1381945/"
] | ***In general, this is not something you need to consider...*** if the shocks are distressing for you, or you're asking out of curiosity, please read on.
---
There are two major questions here.
* Are you a "*normal user*" who is just working with their computer, or are you working with bare electronics, exposed PCBs... | Ignore the type of table completely, and invest in an ESD mat, wrist-band and earth socket to ensure a proper ground. Otherwise, all bets are off.
[](https://i.stack.imgur.com/upoWx.png) |
519 | In [this thread](https://crafts.meta.stackexchange.com/questions/507/suggestion-for-increasing-traffic-community-gallery) we suggested to create a community gallery on Meta, in the hope this will increase participation, grow our community, and improve interconnection.
It is time we start promoting the tangible aspect ... | 2022/04/06 | [
"https://crafts.meta.stackexchange.com/questions/519",
"https://crafts.meta.stackexchange.com",
"https://crafts.meta.stackexchange.com/users/6388/"
] | Despite what you say, I wonder about chats related to particular techniques or topics - sewing, painting, stuff done with/for kids etc.
That would mainly be if the initial broad chat events take off - and those broad events are good (as this whole community is) for the stuff that's hard to pin down beyond the fact it'... | We could consider running multiple chat rooms or running these events in Meta.
Chat
----
To be honest the main chat has extremely low traffic right now, but in time that could and should change.
Some experience we had on [Pets.SE](https://pets.stackexchange.com/):
* The main chat was initially reserved for discussi... |
68,205 | I've recently joined an organisation where we use ArcGIS to do a lot of non-spatial analysis on a spatial dataset. Our main dataset is an environmental polygon survey with lots of attributes (in an ESRI file geodatabase), and I'm frequently asked to conduct analyses such as:
- Calculate the summed area of all polygons ... | 2013/08/08 | [
"https://gis.stackexchange.com/questions/68205",
"https://gis.stackexchange.com",
"https://gis.stackexchange.com/users/20883/"
] | I would suggest something like PostGreSQL with PostGIS.
The benefit of this is that you can store your entire data (including the geometries). You can then use SQL to query either just the non spatial Attributes, or you could also include the Geometry if required.
Besides PostGreSQL, I have also stored data in Orac... | ArcGIS 10 should include an optional install for personal SDE, at least with the editor, or info level license. This is MS SQL Express. With that you have SQL and GIS--the best of both worlds. MS SQL Express is free and you can use SQL Server Management Studio (SSMS) for regular database stuff (queries, etc) and do spa... |
39,938,761 | I had to reinstall Windows today to solve some other problems with corrupted drivers. Everything was going well until I tried to start IIS, but the Worldwide Web Publishing Service wasn't running. I tried to start it and received a message that it couldn't be started. Checking the Event Log, I found the following entry... | 2016/10/09 | [
"https://Stackoverflow.com/questions/39938761",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/6304830/"
] | I had the same issue and found a fix here: <http://www.windowscentral.com/heres-whats-been-fixed-and-whats-broken-windows-10-insider-build-14942>
To quote from that page:
>
> Run the following from an admin cmd line (or edit the registry accordingly): REG ADD HKLM\SYSTEM\CurrentControlSet\Services\W3SVC /v
> SvcHos... | Did you try checking all the logs, System, Application, Security? Maybe there's a permission error or something else that turns up elsewhere.
Also did you install the IIS Management Console?
Just to debug, you could install the entire tree under Internet Information Services and see if that works. If so, then slowly ... |
91,000 | Near the middle of page 16 of Andrew Ng's [notes on SVM](http://cs229.stanford.edu/notes/cs229-notes3.pdf), he explained an intuitive view of kernel as measuring similarity between observations, but then added the caveat that
>
> there are things wrong with this intuition, but nevermind
>
>
>
The notes don't real... | 2014/03/22 | [
"https://stats.stackexchange.com/questions/91000",
"https://stats.stackexchange.com",
"https://stats.stackexchange.com/users/-1/"
] | The intuitive view of the kernel as measuring the similarity between observations is necessary for machine learning algorithms to be useful. However, kernels used in practice also need to satisfy formal conditions. Kernel matrix needs to be positive semi-definite so that the optimization objectives of kernelized machin... | Another way to think of it is that the inner product can be viewed as a similarity metric, so you could view a good kernel as inducing a feature space in which the inner product is a *good* similarity metric (as the kernel evaluates the inner product between the images of the datapoints in that feature space).
I think... |
16,944 | I rather like this construct, as exemplified by “a three-pronged approach to physical therapy” (or four-pronged, or whatever). However, I tend to use it too much, and I am wondering how I could replace it by other short constructs with the same meaning. So, I wonder:
* Does “a three-fold approach to…” have the same me... | 2011/03/19 | [
"https://english.stackexchange.com/questions/16944",
"https://english.stackexchange.com",
"https://english.stackexchange.com/users/3479/"
] | You could say a *multi*-pronged approach.
The *-fold* suffix is reliable. See [my answer](https://english.stackexchange.com/questions/5475/how-to-form-single-double-triple-and-uni-bi-tri-words) to a different question.
You could also refer to different *fronts*:
>
> We'll approach the therapy on three fronts.
>
>... | I suggest "trident" (2 distinct syllables). As an adjective, "tri-dent" (meaning "three toothed" or "three pronged") gives the exact meaning you want in a very compact form: "His trident approach to the problem proved very effective". |
16,944 | I rather like this construct, as exemplified by “a three-pronged approach to physical therapy” (or four-pronged, or whatever). However, I tend to use it too much, and I am wondering how I could replace it by other short constructs with the same meaning. So, I wonder:
* Does “a three-fold approach to…” have the same me... | 2011/03/19 | [
"https://english.stackexchange.com/questions/16944",
"https://english.stackexchange.com",
"https://english.stackexchange.com/users/3479/"
] | How about "tripartite"? There is also "bipartite" for two, but it doesn't generalize to higher numbers. | I suggest "trident" (2 distinct syllables). As an adjective, "tri-dent" (meaning "three toothed" or "three pronged") gives the exact meaning you want in a very compact form: "His trident approach to the problem proved very effective". |
49,318 | RFID tags store one 24-digit hexadecimal number.
Why use a single 24-digit hexadecimal number? | 2012/11/20 | [
"https://electronics.stackexchange.com/questions/49318",
"https://electronics.stackexchange.com",
"https://electronics.stackexchange.com/users/16163/"
] | Technically it stores a 96 bit binary number, and hex happens to be the most convenient way to express that number to humans.
Digital systems see everything in ones and zeros. If the number was in decimal it would have to be represented as binary in the hardware anyway.
e: If you're asking why it's 24-digits, I assum... | As a side note regarding "RFiD tags store one 24-digit hexadecimal number":
There are many different types of RFID tags. Mifare Classic in its initial form only used a 4-byte UID and was later extended to 7-Byte since it wasn't sufficient. The newer types like Desfire (7-Byte) normally use at least 7 Bytes. |
49,318 | RFID tags store one 24-digit hexadecimal number.
Why use a single 24-digit hexadecimal number? | 2012/11/20 | [
"https://electronics.stackexchange.com/questions/49318",
"https://electronics.stackexchange.com",
"https://electronics.stackexchange.com/users/16163/"
] | Technically it stores a 96 bit binary number, and hex happens to be the most convenient way to express that number to humans.
Digital systems see everything in ones and zeros. If the number was in decimal it would have to be represented as binary in the hardware anyway.
e: If you're asking why it's 24-digits, I assum... | Binary numbers which are logically subdivided into logical bitfields are frequently written in hex or octal, because it's easy to parse out the bitfields from such strings, even without the benefit of a calculator or computer. Hex numbers make it especially easy to parse out bitfields whose length is a multiple of four... |
49,318 | RFID tags store one 24-digit hexadecimal number.
Why use a single 24-digit hexadecimal number? | 2012/11/20 | [
"https://electronics.stackexchange.com/questions/49318",
"https://electronics.stackexchange.com",
"https://electronics.stackexchange.com/users/16163/"
] | As a side note regarding "RFiD tags store one 24-digit hexadecimal number":
There are many different types of RFID tags. Mifare Classic in its initial form only used a 4-byte UID and was later extended to 7-Byte since it wasn't sufficient. The newer types like Desfire (7-Byte) normally use at least 7 Bytes. | Binary numbers which are logically subdivided into logical bitfields are frequently written in hex or octal, because it's easy to parse out the bitfields from such strings, even without the benefit of a calculator or computer. Hex numbers make it especially easy to parse out bitfields whose length is a multiple of four... |
627,490 | I initially assumed a quark and its anti quark would annihilate into 2 photons (like electrons with positrons) and this does seem to be the case at least sometimes (e.g. For $\pi^0$s).
However in our particle physics course we also learnt about an example where a charm and anticharm quark annihilate into a virtual glu... | 2021/04/06 | [
"https://physics.stackexchange.com/questions/627490",
"https://physics.stackexchange.com",
"https://physics.stackexchange.com/users/260493/"
] | In extension to the comment by AccidentalFourierTransform, I give a, maybe oversimplified, picture of how to interpret these different "particle reaction channels".
I like to think of these different Feynman graphs in the following way.
Considering simple non relativistic single particle quantum mechanics, you already... | As others have said, nothing in Quantum Mechanics is definate or certain, it's all a case of probabilities. This is described in Heisenburg's Uncertainty Principle. Schroedinger's Equation may be used to calculate the actual probability of each specific outcome/event. You can see The Uncertainty Principle in action for... |
627,490 | I initially assumed a quark and its anti quark would annihilate into 2 photons (like electrons with positrons) and this does seem to be the case at least sometimes (e.g. For $\pi^0$s).
However in our particle physics course we also learnt about an example where a charm and anticharm quark annihilate into a virtual glu... | 2021/04/06 | [
"https://physics.stackexchange.com/questions/627490",
"https://physics.stackexchange.com",
"https://physics.stackexchange.com/users/260493/"
] | In extension to the comment by AccidentalFourierTransform, I give a, maybe oversimplified, picture of how to interpret these different "particle reaction channels".
I like to think of these different Feynman graphs in the following way.
Considering simple non relativistic single particle quantum mechanics, you already... | >
> My question is why don't they just always annihilate into photons, and what determines whether they decay into photons or gluons or something else?
>
>
>
I think it is important to add to the chosen answer this crucial difference between electromagnetic and strong vertices, it is not just trajectories, it is m... |
627,490 | I initially assumed a quark and its anti quark would annihilate into 2 photons (like electrons with positrons) and this does seem to be the case at least sometimes (e.g. For $\pi^0$s).
However in our particle physics course we also learnt about an example where a charm and anticharm quark annihilate into a virtual glu... | 2021/04/06 | [
"https://physics.stackexchange.com/questions/627490",
"https://physics.stackexchange.com",
"https://physics.stackexchange.com/users/260493/"
] | >
> My question is why don't they just always annihilate into photons, and what determines whether they decay into photons or gluons or something else?
>
>
>
I think it is important to add to the chosen answer this crucial difference between electromagnetic and strong vertices, it is not just trajectories, it is m... | As others have said, nothing in Quantum Mechanics is definate or certain, it's all a case of probabilities. This is described in Heisenburg's Uncertainty Principle. Schroedinger's Equation may be used to calculate the actual probability of each specific outcome/event. You can see The Uncertainty Principle in action for... |
29,269 | There are 10 Pramanas. Among those, majority of orthodox schools of Hinduism accept at least 3 Pramanas VIZ; Pratyaksha, Anumana and Sabda. Now, do these Pramanas mentioned in the Vedas(Both Karma and Jnana Kanda)? DO the Vedas explicitly say Sabda Pramana should be accepted even if it contradicts Anumana and Pratyaksh... | 2018/09/27 | [
"https://hinduism.stackexchange.com/questions/29269",
"https://hinduism.stackexchange.com",
"https://hinduism.stackexchange.com/users/16083/"
] | The Vedas do not mention about PramAnas. It's the Darshana scriptures which talk about them.
For example, in SAmkhya Darshana, three PramAnas (standard) are accepted.
>
> DrishtamanumAnamAptavachanancha sarvapramAnasiddhatvAt |
> Trividham
> pramAnamishtam prameyasiddhih pramAnAddhi ||
>
>
> Pratyaksha (direc... | Such enquiries are recorded much later than the Vedas proper (Rig, Yajus, Sama and Atharva) whose subject matter was something else.
The term veda should be used carefully and only the four enumerated above.
Now, the concept of pramāṇas developed much later than the Vedas mainly to investigate and understand the Vedic... |
56,095,093 | I have a configuration page where the user can select at what time to receive certain information from my API, for example they could select to get the information every day at 5PM or every Friday at 5PM. After this is set, the user should receive a Slack message at the time they defined, for example, every day at 5PM ... | 2019/05/11 | [
"https://Stackoverflow.com/questions/56095093",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/2573690/"
] | First of all check in NuGet package Manager if SpecFlow.Tools.MsBuild.Generation have the same version as SpecFlow package.
If that doesn't help access your .feature file properties and remove entry from Custom Tool field. | Try installing the [SpecFlow.Tools.MsBuild.Generation](https://www.nuget.org/packages/SpecFlow.Tools.MsBuild.Generation/) NuGet package for your test project. It enables the code-behind generation at compile time, which should fix the version conflicts. I would go even further and delete all feature, feature.cs and ste... |
56,095,093 | I have a configuration page where the user can select at what time to receive certain information from my API, for example they could select to get the information every day at 5PM or every Friday at 5PM. After this is set, the user should receive a Slack message at the time they defined, for example, every day at 5PM ... | 2019/05/11 | [
"https://Stackoverflow.com/questions/56095093",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/2573690/"
] | First of all check in NuGet package Manager if SpecFlow.Tools.MsBuild.Generation have the same version as SpecFlow package.
If that doesn't help access your .feature file properties and remove entry from Custom Tool field. | I had the same problem on my VS 2017, you only have to deactivate this option in VS:
[](https://i.stack.imgur.com/rO2pe.png) |
586,053 | We are hosting few virtual machines at amazon. Security groups and other configurations are set up to allow access only from desired addresses and to desired parties.
The machines do talk with each other. My concern is about communication security. I tried searching around the web, but may be I am missing right keywor... | 2014/04/02 | [
"https://serverfault.com/questions/586053",
"https://serverfault.com",
"https://serverfault.com/users/170890/"
] | According to their Security Practices statement:
<http://aws.amazon.com/articles/1697>
>
> Packet sniffing by other tenants: It is not possible for a virtual instance running in promiscuous mode to receive or "sniff" traffic that is intended for a different virtual instance. While customers can place their interfaces... | If you want to have more security tan already mentioned use a VPC - so you will get you own private network inside of the Amazon Cloud. This will add another layer of security as you can use internal IP addresses which are routed internally to your machines only - so no way of sniffing your traffic (except for AWS on t... |
30,695 | Are there any algorithms for reordering data to optimize for compression? I understand this is specific to the data and the compression algorithm, but is there a word for this topic? Where can I find research in this area?
Specifically, I have a json list of 1.5 million strings, and I want to reorder the strings so th... | 2015/03/05 | [
"https://cstheory.stackexchange.com/questions/30695",
"https://cstheory.stackexchange.com",
"https://cstheory.stackexchange.com/users/25228/"
] | This is an addition to the Navin Goyal's answer.
Since a JSON file can be regarded as a tree data structure, you can use [the XBW-transform](http://dl.acm.org/citation.cfm?id=1613680) for trees, which is an extension of the Burrows-Wheeler transform for strings. | [Burrows--Wheeler transform](http://en.wikipedia.org/wiki/Burrows%E2%80%93Wheeler_transform) is a well-known compression algorithm that works by reordering the characters in the string to be compressed. |
30,695 | Are there any algorithms for reordering data to optimize for compression? I understand this is specific to the data and the compression algorithm, but is there a word for this topic? Where can I find research in this area?
Specifically, I have a json list of 1.5 million strings, and I want to reorder the strings so th... | 2015/03/05 | [
"https://cstheory.stackexchange.com/questions/30695",
"https://cstheory.stackexchange.com",
"https://cstheory.stackexchange.com/users/25228/"
] | [Burrows--Wheeler transform](http://en.wikipedia.org/wiki/Burrows%E2%80%93Wheeler_transform) is a well-known compression algorithm that works by reordering the characters in the string to be compressed. | I saw an algorithm some time ago which maybe can be useful. It uses an edit distance algorithm to calculate the distance between each word. Thus, it builds a graph which each edge weight is this distance. Finally, it gets a order choosing a path which has the lowest sum of weights. Maybe it can improve gzip. |
30,695 | Are there any algorithms for reordering data to optimize for compression? I understand this is specific to the data and the compression algorithm, but is there a word for this topic? Where can I find research in this area?
Specifically, I have a json list of 1.5 million strings, and I want to reorder the strings so th... | 2015/03/05 | [
"https://cstheory.stackexchange.com/questions/30695",
"https://cstheory.stackexchange.com",
"https://cstheory.stackexchange.com/users/25228/"
] | [Burrows--Wheeler transform](http://en.wikipedia.org/wiki/Burrows%E2%80%93Wheeler_transform) is a well-known compression algorithm that works by reordering the characters in the string to be compressed. | To improve gzip compression, you want "similar" strings to be close in the list. There are a number of ways to define such a similarity; let me describe a reasonable one that works well in practice. Recall that gzip's block size is 64K. Thus, your data will be split into blocks of 64K bytes and every block will be comp... |
30,695 | Are there any algorithms for reordering data to optimize for compression? I understand this is specific to the data and the compression algorithm, but is there a word for this topic? Where can I find research in this area?
Specifically, I have a json list of 1.5 million strings, and I want to reorder the strings so th... | 2015/03/05 | [
"https://cstheory.stackexchange.com/questions/30695",
"https://cstheory.stackexchange.com",
"https://cstheory.stackexchange.com/users/25228/"
] | This is an addition to the Navin Goyal's answer.
Since a JSON file can be regarded as a tree data structure, you can use [the XBW-transform](http://dl.acm.org/citation.cfm?id=1613680) for trees, which is an extension of the Burrows-Wheeler transform for strings. | I saw an algorithm some time ago which maybe can be useful. It uses an edit distance algorithm to calculate the distance between each word. Thus, it builds a graph which each edge weight is this distance. Finally, it gets a order choosing a path which has the lowest sum of weights. Maybe it can improve gzip. |
30,695 | Are there any algorithms for reordering data to optimize for compression? I understand this is specific to the data and the compression algorithm, but is there a word for this topic? Where can I find research in this area?
Specifically, I have a json list of 1.5 million strings, and I want to reorder the strings so th... | 2015/03/05 | [
"https://cstheory.stackexchange.com/questions/30695",
"https://cstheory.stackexchange.com",
"https://cstheory.stackexchange.com/users/25228/"
] | This is an addition to the Navin Goyal's answer.
Since a JSON file can be regarded as a tree data structure, you can use [the XBW-transform](http://dl.acm.org/citation.cfm?id=1613680) for trees, which is an extension of the Burrows-Wheeler transform for strings. | To improve gzip compression, you want "similar" strings to be close in the list. There are a number of ways to define such a similarity; let me describe a reasonable one that works well in practice. Recall that gzip's block size is 64K. Thus, your data will be split into blocks of 64K bytes and every block will be comp... |
30,695 | Are there any algorithms for reordering data to optimize for compression? I understand this is specific to the data and the compression algorithm, but is there a word for this topic? Where can I find research in this area?
Specifically, I have a json list of 1.5 million strings, and I want to reorder the strings so th... | 2015/03/05 | [
"https://cstheory.stackexchange.com/questions/30695",
"https://cstheory.stackexchange.com",
"https://cstheory.stackexchange.com/users/25228/"
] | To improve gzip compression, you want "similar" strings to be close in the list. There are a number of ways to define such a similarity; let me describe a reasonable one that works well in practice. Recall that gzip's block size is 64K. Thus, your data will be split into blocks of 64K bytes and every block will be comp... | I saw an algorithm some time ago which maybe can be useful. It uses an edit distance algorithm to calculate the distance between each word. Thus, it builds a graph which each edge weight is this distance. Finally, it gets a order choosing a path which has the lowest sum of weights. Maybe it can improve gzip. |
115,667 | Is it possible to connect Xbee module (Using Xbee shield) as well as Bluetooth module at the same time to any of the Arduino boards like Uno? Most of the sites give information about connecting one module at a time to Arduino boards. | 2014/06/17 | [
"https://electronics.stackexchange.com/questions/115667",
"https://electronics.stackexchange.com",
"https://electronics.stackexchange.com/users/45735/"
] | Yes, but the Uno only has one UART. You have to communicate with the Bluetooth module via the Software Serial Library on some appropriate GPIO. The XBee shield could of course also use the Software Serial Library if it is removed from the Uno and attached with wires to the appropriate Uno GPIOs. | Maybe some board like the [BLEduino](https://www.kickstarter.com/projects/kytelabs/bleduino-bluetooth-40-ble-made-easy-arduino-compat) connected to a [zigbee-breakout board](http://microcontrollershop.com/product_info.php?products_id=3787) can do the trick for you. |
94,455 | I have a MOSS Box, with Microsoft Office SharePoint Server 2007 SP2 (Danish server), .net 3.5 SP1 on a Server 2008 64 bit (where IIS is running 64 bit too).
When I fire up the BizTalk installer and wants to select the SharePoint Web Service, this option is disabled/grayed out.
Any ideas as how I can enable the optio... | 2009/12/15 | [
"https://serverfault.com/questions/94455",
"https://serverfault.com",
"https://serverfault.com/users/15929/"
] | We succeeded in getting the web service running on MOSS by installing on a basic WSS 3 / Biztalk server and moving the web service to the MOSS server (copy application folder and add to central admin web application, copy and install required BizTalk dll's to target server GAC (4 in this case).
I have no clue as to wh... | Do the following conditions from [Known Issues with the Windows Sharepoint Services Adapter](http://msdn.microsoft.com/en-us/library/bb727787(BTS.10,lightweight).aspx) apply:
* Windows SharePoint Services 2.0 SP2 and the Windows SharePoint Services 2.0 Language Template Pack are installed on the BizTalk Server compute... |
25,638 | Here are the mech specs for the part (it is a GSM module) -
Note that all dimension are in "mm".
If hand-solderable do I need to keep some specific precautions in mind (from soldering standpoint). The data-sheet, HW design docs do not specific any... | 2012/01/25 | [
"https://electronics.stackexchange.com/questions/25638",
"https://electronics.stackexchange.com",
"https://electronics.stackexchange.com/users/6406/"
] | It is hand solderable, but fairly close. As the illustration shows, the contact pads extend up the edges with a plated groove, which makes it easier to heat them than on bottom-only QFNs. I suggest extending the PCB pads a bit outside the module edges to let you access both pads with your iron.
You may want to practic... | It is possible to do it if you have a small soldering iron and a steady hand (and a lot of flux).
Basically try not to heat the pins for a long time (so as not to overheat the chip) and use a lot of flux and little solder to avoid bridges between pins. I suggest you train yourself by desoldering (and resoldering) a c... |
24,050 | I have a 96' Ford E350 Club Wagon. When I press the brake pedal the brakes work great however the pedal does not return fully.
I have bleed the brakes, exchanged all the old fluid, checked the few rubber brake lines it has, replaced the brake booster, adjusted the booster arm length both in and out and nothing has cha... | 2015/12/31 | [
"https://mechanics.stackexchange.com/questions/24050",
"https://mechanics.stackexchange.com",
"https://mechanics.stackexchange.com/users/13995/"
] | Since the brakes stay on, it could be the brake booster is assisting when it shouldn't. To verify this, you could disconnect the vacuum pipe that goes to the booster to see if the pedal the raises. You will need to cover the end of the pipe while you do this to stop anything being sucked into the pipe. Another thing th... | I think Paulster2 is on the right track. If you cannot find the spring possibly it broke, fell off and is gone. Might be worth a trip to the Ford store have a partsman look up all the brake linkage parts, there will be a picture showing where the spring goes, what it looks like, etc. At least if there is no spring requ... |
24,050 | I have a 96' Ford E350 Club Wagon. When I press the brake pedal the brakes work great however the pedal does not return fully.
I have bleed the brakes, exchanged all the old fluid, checked the few rubber brake lines it has, replaced the brake booster, adjusted the booster arm length both in and out and nothing has cha... | 2015/12/31 | [
"https://mechanics.stackexchange.com/questions/24050",
"https://mechanics.stackexchange.com",
"https://mechanics.stackexchange.com/users/13995/"
] | Since the brakes stay on, it could be the brake booster is assisting when it shouldn't. To verify this, you could disconnect the vacuum pipe that goes to the booster to see if the pedal the raises. You will need to cover the end of the pipe while you do this to stop anything being sucked into the pipe. Another thing th... | It seems if the pedal pivot was rusted up. Booster helped but did not fix it. Sprayed the pivot with PB Blaster and it was better. Not great but better. Thank you for everyone's help! |
24,050 | I have a 96' Ford E350 Club Wagon. When I press the brake pedal the brakes work great however the pedal does not return fully.
I have bleed the brakes, exchanged all the old fluid, checked the few rubber brake lines it has, replaced the brake booster, adjusted the booster arm length both in and out and nothing has cha... | 2015/12/31 | [
"https://mechanics.stackexchange.com/questions/24050",
"https://mechanics.stackexchange.com",
"https://mechanics.stackexchange.com/users/13995/"
] | I think Paulster2 is on the right track. If you cannot find the spring possibly it broke, fell off and is gone. Might be worth a trip to the Ford store have a partsman look up all the brake linkage parts, there will be a picture showing where the spring goes, what it looks like, etc. At least if there is no spring requ... | It seems if the pedal pivot was rusted up. Booster helped but did not fix it. Sprayed the pivot with PB Blaster and it was better. Not great but better. Thank you for everyone's help! |
102,168 | What is the breed rate for villagers. I know the requirements of housing and the like. What I want to know is: is it like cattle, one breed every five minutes and twenty minutes to grow up? If so, are those the rates? | 2013/01/21 | [
"https://gaming.stackexchange.com/questions/102168",
"https://gaming.stackexchange.com",
"https://gaming.stackexchange.com/users/39813/"
] | There is actually no predefined amount of time you wait for villagers to breed. It is random, but depending on how many villagers you have, you could see them breeding at a fairly quick rate (even as fast as one every 2-5 minutes). | >
> Villagers will mate depending on available housing. The amount of housing can be supplemented by the player placing wooden doors nearby. To allow Minecraft to recognize the doors as houses, there needs to be a difference in the amount of blocks that can "see the sky" (i.e., have only [Air] or transparent blocks ab... |
67,068 | I have a friend on what's app I cannot only see his last seen status, I was able to see it & since a week now I cant see his last seen status. Although I can see when he is online. Message is send me are delivered as I see the double check mark, so don't think he has blocked me, but not sure why I cant view his last st... | 2014/04/07 | [
"https://android.stackexchange.com/questions/67068",
"https://android.stackexchange.com",
"https://android.stackexchange.com/users/57987/"
] | After further debugging, google play services' connection was coming across as needing an update in my app's code. It turns out I had to clear Google Play Service's cache. Once I did that and turned on, it prompted me to install updates. I did that, and now it recognizes it as re-enabled as it should. | Under Application Manager, there should be two Google Play Services instances under "Running Apps". These instances will also indicate which services are active, and that they were launched by an application. |
67,068 | I have a friend on what's app I cannot only see his last seen status, I was able to see it & since a week now I cant see his last seen status. Although I can see when he is online. Message is send me are delivered as I see the double check mark, so don't think he has blocked me, but not sure why I cant view his last st... | 2014/04/07 | [
"https://android.stackexchange.com/questions/67068",
"https://android.stackexchange.com",
"https://android.stackexchange.com/users/57987/"
] | Under Application Manager, there should be two Google Play Services instances under "Running Apps". These instances will also indicate which services are active, and that they were launched by an application. | Go to Settings - Applications, then go to options tool and select "Reset preferences". It will start working again. I tried in Micromax. |
67,068 | I have a friend on what's app I cannot only see his last seen status, I was able to see it & since a week now I cant see his last seen status. Although I can see when he is online. Message is send me are delivered as I see the double check mark, so don't think he has blocked me, but not sure why I cant view his last st... | 2014/04/07 | [
"https://android.stackexchange.com/questions/67068",
"https://android.stackexchange.com",
"https://android.stackexchange.com/users/57987/"
] | After further debugging, google play services' connection was coming across as needing an update in my app's code. It turns out I had to clear Google Play Service's cache. Once I did that and turned on, it prompted me to install updates. I did that, and now it recognizes it as re-enabled as it should. | Go to Settings - Applications, then go to options tool and select "Reset preferences". It will start working again. I tried in Micromax. |
67,068 | I have a friend on what's app I cannot only see his last seen status, I was able to see it & since a week now I cant see his last seen status. Although I can see when he is online. Message is send me are delivered as I see the double check mark, so don't think he has blocked me, but not sure why I cant view his last st... | 2014/04/07 | [
"https://android.stackexchange.com/questions/67068",
"https://android.stackexchange.com",
"https://android.stackexchange.com/users/57987/"
] | After further debugging, google play services' connection was coming across as needing an update in my app's code. It turns out I had to clear Google Play Service's cache. Once I did that and turned on, it prompted me to install updates. I did that, and now it recognizes it as re-enabled as it should. | The easiest way is reset app prefernces. Go to settings-app management-reset app prefernces. I tried all the above methods and nothing worked. I tried this by trial and error method and work done. |
67,068 | I have a friend on what's app I cannot only see his last seen status, I was able to see it & since a week now I cant see his last seen status. Although I can see when he is online. Message is send me are delivered as I see the double check mark, so don't think he has blocked me, but not sure why I cant view his last st... | 2014/04/07 | [
"https://android.stackexchange.com/questions/67068",
"https://android.stackexchange.com",
"https://android.stackexchange.com/users/57987/"
] | The easiest way is reset app prefernces. Go to settings-app management-reset app prefernces. I tried all the above methods and nothing worked. I tried this by trial and error method and work done. | Go to Settings - Applications, then go to options tool and select "Reset preferences". It will start working again. I tried in Micromax. |
166,370 | Stun-wizards specialize in blinding and deafening opponents at a distance. To do so, they can exert their magical power to manifest a spherical region of vacuum by essentially "telekinetically" pushing air out of the region. When the wizard releases their spell, air rushes back into the space, presumably with a loud "b... | 2020/01/23 | [
"https://worldbuilding.stackexchange.com/questions/166370",
"https://worldbuilding.stackexchange.com",
"https://worldbuilding.stackexchange.com/users/65769/"
] | Considering:
a) A small void-bubble would be relatively harmless
b) A medium sized bubble (enough to surround a person) would be by itself extremely useful in combat, taking away air to breath. The sound effects of it (if any) are secondary.
c) Sound is produced as air molecules move and collide against other molecu... | Much easier to stun someone by removing the air from around them for a few seconds.
Pops from collapsing vacuum bubbles are likely to be just that - pops rather than bangs, as they are only driven by 1 atmosphere of pressure. More pressure = louder bang. |
166,370 | Stun-wizards specialize in blinding and deafening opponents at a distance. To do so, they can exert their magical power to manifest a spherical region of vacuum by essentially "telekinetically" pushing air out of the region. When the wizard releases their spell, air rushes back into the space, presumably with a loud "b... | 2020/01/23 | [
"https://worldbuilding.stackexchange.com/questions/166370",
"https://worldbuilding.stackexchange.com",
"https://worldbuilding.stackexchange.com/users/65769/"
] | The collapse of bubbles on various scales has actually been an area of research for quite some time. Analyses are typically numerical, and rely on something known as the [Rayleigh-Plesset equation](https://en.wikipedia.org/wiki/Rayleigh%E2%80%93Plesset_equation), which tells you how the bubble's radius varies as it osc... | Considering:
a) A small void-bubble would be relatively harmless
b) A medium sized bubble (enough to surround a person) would be by itself extremely useful in combat, taking away air to breath. The sound effects of it (if any) are secondary.
c) Sound is produced as air molecules move and collide against other molecu... |
166,370 | Stun-wizards specialize in blinding and deafening opponents at a distance. To do so, they can exert their magical power to manifest a spherical region of vacuum by essentially "telekinetically" pushing air out of the region. When the wizard releases their spell, air rushes back into the space, presumably with a loud "b... | 2020/01/23 | [
"https://worldbuilding.stackexchange.com/questions/166370",
"https://worldbuilding.stackexchange.com",
"https://worldbuilding.stackexchange.com/users/65769/"
] | The collapse of bubbles on various scales has actually been an area of research for quite some time. Analyses are typically numerical, and rely on something known as the [Rayleigh-Plesset equation](https://en.wikipedia.org/wiki/Rayleigh%E2%80%93Plesset_equation), which tells you how the bubble's radius varies as it osc... | Much easier to stun someone by removing the air from around them for a few seconds.
Pops from collapsing vacuum bubbles are likely to be just that - pops rather than bangs, as they are only driven by 1 atmosphere of pressure. More pressure = louder bang. |
17,402 | Where can I find the text of the The Protection of Women from Domestic Violence Act, 2005? | 2017/02/27 | [
"https://law.stackexchange.com/questions/17402",
"https://law.stackexchange.com",
"https://law.stackexchange.com/users/11054/"
] | The link to a pdf in the original answer is now broken, so here is the online version from India Code of the [The Protection of Women from Domestic Violence Act, 2005](https://www.indiacode.nic.in/handle/123456789/2021?view_type=search&sam_handle=123456789/1362).
And, as a backup, here's [The Protection of Women from ... | A pdf can be found here, it's a scan of the act but should suffice:
<http://www.jklaw.nic.in/The_Jammu_and_Kashmir_Protection_of_Women_from_Domestic_Violence_Act,2010.pdf> |
71,836 | I'm considering a situation where, in a certain environment, there are two specially adapted (to the environment) animals, a predator and its prey.
I'd like, for the purposes of a story, for both these species to develop intelligence. This would be to look at how this relationship between predator and prey changes as... | 2017/02/21 | [
"https://worldbuilding.stackexchange.com/questions/71836",
"https://worldbuilding.stackexchange.com",
"https://worldbuilding.stackexchange.com/users/28207/"
] | Most prey species don't develop intelligence because grass doesn't need to be outwitted. All they require is the speed to escape or the strength to survive, and the ability to out-think a meadow. Then again, most predator species don't develop intelligence either, all they need to do is either outrun or out-think somet... | Um....until we developed tools we were prey especially to the big cats on the African plains. We still are occasionally. House cats called polydactyls have one or more extra toes. These are sometimes called Hemingway cats. Often these extra digit form a unit in the place where the thumb exists in a human. We have one o... |
71,836 | I'm considering a situation where, in a certain environment, there are two specially adapted (to the environment) animals, a predator and its prey.
I'd like, for the purposes of a story, for both these species to develop intelligence. This would be to look at how this relationship between predator and prey changes as... | 2017/02/21 | [
"https://worldbuilding.stackexchange.com/questions/71836",
"https://worldbuilding.stackexchange.com",
"https://worldbuilding.stackexchange.com/users/28207/"
] | At least for the purpose of a story, I consider it perfectly acceptable to "invent" the traits and mechanics of an ecosystem to make your story work.
Because - looking at our evolution - it seems entirely arbitrary in many aspects.
Take a pack (7-15) wolves vs a large herd of prey (bisons etc.). If they had spent th... | We developed from the primates, and not from the biggest of them. Primates are not really supreme predators nor they are full prey.
One important feature is the hand. You need to have a structure that can grab and manipulate tools.
Another problem is that without eating meat you do not really have the energy, mineral... |
71,836 | I'm considering a situation where, in a certain environment, there are two specially adapted (to the environment) animals, a predator and its prey.
I'd like, for the purposes of a story, for both these species to develop intelligence. This would be to look at how this relationship between predator and prey changes as... | 2017/02/21 | [
"https://worldbuilding.stackexchange.com/questions/71836",
"https://worldbuilding.stackexchange.com",
"https://worldbuilding.stackexchange.com/users/28207/"
] | There is a reason why intelligence is not usually something that arises from selection pressures purely via predator-prey relationship. For a predator, it is usually more "cost-effective" to get immediate results by evolving larger claws, specialized teeth, bigger muscles, better digestion, camouflage, better vision, w... | We developed from the primates, and not from the biggest of them. Primates are not really supreme predators nor they are full prey.
One important feature is the hand. You need to have a structure that can grab and manipulate tools.
Another problem is that without eating meat you do not really have the energy, mineral... |
71,836 | I'm considering a situation where, in a certain environment, there are two specially adapted (to the environment) animals, a predator and its prey.
I'd like, for the purposes of a story, for both these species to develop intelligence. This would be to look at how this relationship between predator and prey changes as... | 2017/02/21 | [
"https://worldbuilding.stackexchange.com/questions/71836",
"https://worldbuilding.stackexchange.com",
"https://worldbuilding.stackexchange.com/users/28207/"
] | I want to share the same sentiment as Separatrix. Most prey have their "Intelligence" hidden in their ability to survive... usually traits developed through evolution.... Look at lizards for example... their tails can be removed and regrown so that if an attacker grabs them by the tail and removes it, they can still ru... | I always believe we limit ourselves in this forum by the history observed on our own planet. But it is the only model we have to consult, and the only way we are absolutely know will survive.
I agree with the idea John went with, continental division. Whether by drift or separation of disastrous cause, like an earthqu... |
71,836 | I'm considering a situation where, in a certain environment, there are two specially adapted (to the environment) animals, a predator and its prey.
I'd like, for the purposes of a story, for both these species to develop intelligence. This would be to look at how this relationship between predator and prey changes as... | 2017/02/21 | [
"https://worldbuilding.stackexchange.com/questions/71836",
"https://worldbuilding.stackexchange.com",
"https://worldbuilding.stackexchange.com/users/28207/"
] | At least for the purpose of a story, I consider it perfectly acceptable to "invent" the traits and mechanics of an ecosystem to make your story work.
Because - looking at our evolution - it seems entirely arbitrary in many aspects.
Take a pack (7-15) wolves vs a large herd of prey (bisons etc.). If they had spent th... | I always believe we limit ourselves in this forum by the history observed on our own planet. But it is the only model we have to consult, and the only way we are absolutely know will survive.
I agree with the idea John went with, continental division. Whether by drift or separation of disastrous cause, like an earthqu... |
71,836 | I'm considering a situation where, in a certain environment, there are two specially adapted (to the environment) animals, a predator and its prey.
I'd like, for the purposes of a story, for both these species to develop intelligence. This would be to look at how this relationship between predator and prey changes as... | 2017/02/21 | [
"https://worldbuilding.stackexchange.com/questions/71836",
"https://worldbuilding.stackexchange.com",
"https://worldbuilding.stackexchange.com/users/28207/"
] | There is a reason why intelligence is not usually something that arises from selection pressures purely via predator-prey relationship. For a predator, it is usually more "cost-effective" to get immediate results by evolving larger claws, specialized teeth, bigger muscles, better digestion, camouflage, better vision, w... | I want to share the same sentiment as Separatrix. Most prey have their "Intelligence" hidden in their ability to survive... usually traits developed through evolution.... Look at lizards for example... their tails can be removed and regrown so that if an attacker grabs them by the tail and removes it, they can still ru... |
71,836 | I'm considering a situation where, in a certain environment, there are two specially adapted (to the environment) animals, a predator and its prey.
I'd like, for the purposes of a story, for both these species to develop intelligence. This would be to look at how this relationship between predator and prey changes as... | 2017/02/21 | [
"https://worldbuilding.stackexchange.com/questions/71836",
"https://worldbuilding.stackexchange.com",
"https://worldbuilding.stackexchange.com/users/28207/"
] | Um....until we developed tools we were prey especially to the big cats on the African plains. We still are occasionally. House cats called polydactyls have one or more extra toes. These are sometimes called Hemingway cats. Often these extra digit form a unit in the place where the thumb exists in a human. We have one o... | I always believe we limit ourselves in this forum by the history observed on our own planet. But it is the only model we have to consult, and the only way we are absolutely know will survive.
I agree with the idea John went with, continental division. Whether by drift or separation of disastrous cause, like an earthqu... |
71,836 | I'm considering a situation where, in a certain environment, there are two specially adapted (to the environment) animals, a predator and its prey.
I'd like, for the purposes of a story, for both these species to develop intelligence. This would be to look at how this relationship between predator and prey changes as... | 2017/02/21 | [
"https://worldbuilding.stackexchange.com/questions/71836",
"https://worldbuilding.stackexchange.com",
"https://worldbuilding.stackexchange.com/users/28207/"
] | I want to share the same sentiment as Separatrix. Most prey have their "Intelligence" hidden in their ability to survive... usually traits developed through evolution.... Look at lizards for example... their tails can be removed and regrown so that if an attacker grabs them by the tail and removes it, they can still ru... | At least for the purpose of a story, I consider it perfectly acceptable to "invent" the traits and mechanics of an ecosystem to make your story work.
Because - looking at our evolution - it seems entirely arbitrary in many aspects.
Take a pack (7-15) wolves vs a large herd of prey (bisons etc.). If they had spent th... |
71,836 | I'm considering a situation where, in a certain environment, there are two specially adapted (to the environment) animals, a predator and its prey.
I'd like, for the purposes of a story, for both these species to develop intelligence. This would be to look at how this relationship between predator and prey changes as... | 2017/02/21 | [
"https://worldbuilding.stackexchange.com/questions/71836",
"https://worldbuilding.stackexchange.com",
"https://worldbuilding.stackexchange.com/users/28207/"
] | Um....until we developed tools we were prey especially to the big cats on the African plains. We still are occasionally. House cats called polydactyls have one or more extra toes. These are sometimes called Hemingway cats. Often these extra digit form a unit in the place where the thumb exists in a human. We have one o... | We developed from the primates, and not from the biggest of them. Primates are not really supreme predators nor they are full prey.
One important feature is the hand. You need to have a structure that can grab and manipulate tools.
Another problem is that without eating meat you do not really have the energy, mineral... |
71,836 | I'm considering a situation where, in a certain environment, there are two specially adapted (to the environment) animals, a predator and its prey.
I'd like, for the purposes of a story, for both these species to develop intelligence. This would be to look at how this relationship between predator and prey changes as... | 2017/02/21 | [
"https://worldbuilding.stackexchange.com/questions/71836",
"https://worldbuilding.stackexchange.com",
"https://worldbuilding.stackexchange.com/users/28207/"
] | Most prey species don't develop intelligence because grass doesn't need to be outwitted. All they require is the speed to escape or the strength to survive, and the ability to out-think a meadow. Then again, most predator species don't develop intelligence either, all they need to do is either outrun or out-think somet... | I want to share the same sentiment as Separatrix. Most prey have their "Intelligence" hidden in their ability to survive... usually traits developed through evolution.... Look at lizards for example... their tails can be removed and regrown so that if an attacker grabs them by the tail and removes it, they can still ru... |
51,774,081 | I've almost 'finished' my **first** website. Which consists of an authors anthology, essentially 100's of pages containing individual articles. It's built with HTML and CSS.
At the bottom of each page I want to link to related pages, displaying the title and an image. How can I auto-populate these boxes by fetching re... | 2018/08/09 | [
"https://Stackoverflow.com/questions/51774081",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/10205063/"
] | There are two approaches.
Lets compare and contrast!
---
1. Server Side:
===============
You write code on the server (in PHP or Python or Java or whatever) to create HTML files programmatically, which will have the relevant links.
Pros:
* You are in full control
Cons:
* Resource intensive (relatively speaking)
... | You'll need some sort of server side program. Something that can query the database, then return the results either through an api or process it all server side and return the html. Below are some frameworks that can help.
Java:
Play, Spring, Javalin, Dropwizard, etc.
Python:
Django |
45,896,196 | I just fired up VSTS after a while away from it. Working on other projects.
Microsoft seems to have changed the build definition UI and now I cannot build solutions located in other team projects.
MS has Repositories listed, but only the current team project.
If I am in a build definition saved in Team Project A, ho... | 2017/08/26 | [
"https://Stackoverflow.com/questions/45896196",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/5855178/"
] | If you are using TFVC repository, you can specify the path of other team project in Workspace mappings, then the source in other team project would be downloaded too.
[](https://i.stack.imgur.com/K8ctt.jpg)
If you are using git repository, the better... | * **If the solution in team proejct B is not related with solution in team project A**, you can go to projects page <https://account.visualstudio.com/_projects> (or go to the page from team project A directly by clicking the icon in the top left corner) to select team project B.
[![enter image description here](https:... |
3,602,062 | I have to encrypt the username and password for a native Apple application. But the server side is in Java, so the same encrypted fields have to be decrypted using Java.
I am new to cryptography, and I don't know how to go about it. One option that has come to my mind is to take any algorithm in Java, understand the s... | 2010/08/30 | [
"https://Stackoverflow.com/questions/3602062",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/426421/"
] | The most common encryption algorithms (such as AES) will have implementations in objective-c and Java. Pick the algorithm you want to use and Google for an implementation. | You can use ssl to encrypt the traffic at the socket level. Or you could use a public key algorithm as described in this SO post: [RSA Encryption-Decryption in iphone](https://stackoverflow.com/questions/788569/rsa-encryption-decryption-in-iphone) |
3,602,062 | I have to encrypt the username and password for a native Apple application. But the server side is in Java, so the same encrypted fields have to be decrypted using Java.
I am new to cryptography, and I don't know how to go about it. One option that has come to my mind is to take any algorithm in Java, understand the s... | 2010/08/30 | [
"https://Stackoverflow.com/questions/3602062",
"https://Stackoverflow.com",
"https://Stackoverflow.com/users/426421/"
] | You can use ssl to encrypt the traffic at the socket level. Or you could use a public key algorithm as described in this SO post: [RSA Encryption-Decryption in iphone](https://stackoverflow.com/questions/788569/rsa-encryption-decryption-in-iphone) | Perhaps the answer is communicate with your server should be running over SSL. Then all the traffic between your client and the server is encrypted. |
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