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task_type
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stackexchange
llm_judgeable_groundtruth_similarity
9671964
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I know this question has been asked in one form or the another before, but I still can't get a working solution for this. I'm taking the saas course offered online and the co...
There's a couple solutions, the easiest of which would be to try running bundle exec cucumber first, and see if that solves your problem. If that doesn't work, delete your rails3tutorial gemset and re-create it again: rvm gemset delete rails3tutorialrvm 1.9.2-p290@rails3tutorial --create Then run bundle , and hopefully...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/9671964', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/714411/']}
jdg_314398
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1319615
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: What's the proper way to declare custom exception classes in modern Python? My primary goal is to follow whatever standard other exception classes have, so that (for instance...
Maybe I missed the question, but why not: class MyException(Exception): pass To override something (or pass extra args), do this: class ValidationError(Exception): def __init__(self, message, errors): # Call the base class constructor with the parameters it needs super().__init__(message...
{}
{'log_upvote_score': 12, 'links': ['https://Stackoverflow.com/questions/1319615', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/144170/']}
jdg_294292
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
30155636
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I have a function that picks a random number from 1 - 6 and then appends it to the DOM. I am trying to compare that number to numbers that are currently in a div in the DOM. ...
You can do this more or less as you described. You can add a target which will fail to compile, then add a test which invokes cmake --build to try to build the target. All that remains is to set the test property WILL_FAIL to true. So, say you have your tests in a file named "will_fail.cpp" which contains: #if define...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/30155636', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1605847/']}
jdg_179333
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
6195478
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I have an ImageField in my form. How would I enforce a file size min/max, something like -- image = forms.ImageField(max_size = 2MB) or image = forms.ImageField(min_size = 10...
models.py class Product(models.Model): image = models.ImageField(upload_to="/a/b/c/") forms.py class ProductForm(forms.ModelForm): # Add some custom validation to our image field def clean_image(self): image = self.cleaned_data.get('image', False) if image: if image._size > 4*1024*1024...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/6195478', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/651174/']}
jdg_319817
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
28627111
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I would like to execute a function before leaving page without showing a confirmation popup with Javascript only. I've tried with the code below but it didn't work or with th...
You can always call your function before leaving the page. function myfun(){ // Write your business logic here console.log('hello');} onbeforeunload: window.onbeforeunload = function(){ myfun(); return 'Are you sure you want to leave?';}; Or with jQuery: $(window).bind('beforeunload', function(){ myfun(); r...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/28627111', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3462920/']}
jdg_307546
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
92295
Below is a question asked on the forum raspberrypi.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I have looked for a way to connect to the Tor network transparently using systemd-networkd . I want just to connect to a Raspberry Pi by wifi or wired and get int...
Tested on a Raspberry Pi 4B with Raspbian Buster Lite 2020-02-13 updated on 2020-05-19. Updates done with sudo apt update && sudo apt full-upgrade && sudo reboot . The setup of a Tor proxy does not depend on the underlying network configuration. The proxy only needs an interface that can be used to send data to the Tor...
{}
{'log_upvote_score': 4, 'links': ['https://raspberrypi.stackexchange.com/questions/92295', 'https://raspberrypi.stackexchange.com', 'https://raspberrypi.stackexchange.com/users/79866/']}
jdg_330781
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
791577
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I understand $(1+\frac{1}{k})^k$ converges as $e$ when $k$ goes to infinity. However, how to prove the inequality above? Please give me some hints. Now provide the resp...
Let $f$ be the function defined for $x>-1$ by $f(x)=\ln(1+x)$, and let $a$ be a positive real number. Using the Mean Value Theorem,there is a real number $\xi\in(0,a)$ such that$$\frac{\ln(1+a)}{a}=\frac{f(a)-f(0)}{a}=f'(\xi)=\frac{1}{1+\xi}\in\left(\frac{1}{1+a},1\right).$$that is, for $a>0$, we have$$\frac{a}{1+a}<...
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/791577', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/26632/']}
jdg_330067
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
17534010
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: When using firebug, I got this wired error "NetworkError: 415 Cannot process the ...xt/xml; charset=utf-8'. - http://localhost:59899/wsccc1/wscccService.svc/RunTts " in my as...
You need to use the WebServiceHostFactory , instead of the regular ServiceHostFactory in your code. That will configure the endpoint with the appropriate binding ( webHttpBinding ) and behavior ( webHttp ) to honor the [WebInvoke] attribute. <serviceHostingEnvironment > <serviceActivations> <add factory="System.S...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/17534010', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/-1/']}
jdg_122952
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
3408097
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I have a .ics file in the following format. What is the best way to parse it? I need to retrieve the Summary, Description, and Time for each of the entries. BEGIN:VCALENDARX-...
The icalendar package looks nice. For instance, to write a file: from icalendar import Calendar, Eventfrom datetime import datetimefrom pytz import UTC # timezonecal = Calendar()cal.add('prodid', '-//My calendar product//mxm.dk//')cal.add('version', '2.0')event = Event()event.add('summary', 'Python meeting about calend...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/3408097', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/411084/']}
jdg_126904
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
43894608
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I heard that using OMP_NUM_THREADS=1 before calling a Python script that use multiprocessing make the script faster. Is it true or not ? If yes, why so ? Now provide the res...
Since you said in a comment that your Python program is calling a C module that uses OpenMP : OpenMP does multi-threading within a process, and the default number of threads is typically the number that the CPU can actually run simultaneously. (This is generally the number of CPU cores, or a multiple of that number if...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/43894608', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2131871/']}
jdg_218302
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
499780
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Been doing mostly Java and smattering of .NET for last five years and haven't written any significant C or C++ during that time. So have been away from that scene for a while...
Well, pthreads is the old posix standard for writing threaded programs. Its the lowest level threading routines, so its a good choice for cross-platform threading. However, there are alternatives: boost::thread - an STL stylethreading library Intel's ThreadBuilding Blocks OpenMP -both these are a higher-level way ofwri...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/499780', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/48048/']}
jdg_188965
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
59669
Below is a question asked on the forum unix.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I have become so used to do this: someprogram >output.file I do it whenever I want to save the output that a program generates to a file. I am also aware of the two vari...
It's just that when stdout is not a terminal, output is buffered. And when you press Ctrl-C , that buffer is lost as/if it has not been written yet. You get the same behavior with anything using stdio . Try for instance: grep . > file Enter a few non-empty lines and press Ctrl-C , and you'll see the file is empty. On t...
{}
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jdg_372449
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
3486837
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I am trying to register a generic type in a config file for Unity 2.0 but can't seem to get it right. I have been referring to the MS documentation here : http://msdn.microso...
MSDN is NOT wrong. We specifically added some shortcut parsing rules so that you don't have to enter all the `'s and square brackets in most cases. I slapped together an example that looks mostly like yours: public interface IRepository<T> where T: class{}public class GenericRepository<T> : IRepository<T> where T : cla...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/3486837', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/217780/']}
jdg_362307
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
44905708
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I am trying to create a Windows-based VC++ DLL (in VS 2015) that statically links to the Casablanca CPPREST SDK. That is, I would like a single DLL output which contains the...
OK, I pooled together a number of suggestions from the various threads and have the following set of steps in order to successfully link to the CPP REST static library: Download Casablanca SDK from https://github.com/Microsoft/cpprestsdk . (via GIT Clone or Zip). Open the VS solution and right-click on the properties ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/44905708', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/5305770/']}
jdg_364171
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
150355
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Is there a way to determine how many cores a machine has from C/C++ in a platform-independent way? If no such thing exists, what about determining it per-platform (Windows/*n...
C++11 #include <thread>//may return 0 when not able to detectconst auto processor_count = std::thread::hardware_concurrency(); Reference: std::thread::hardware_concurrency In C++ prior to C++11, there's no portable way. Instead, you'll need to use one or more of the following methods (guarded by appropriate #ifdef lin...
{}
{'log_upvote_score': 11, 'links': ['https://Stackoverflow.com/questions/150355', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/5066/']}
jdg_151680
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
33363373
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I am using Chart.js for drawing pie chart in my php page.I found tooltip as showing each slice values. But I wish to display those values like below image. I do not know how ...
From what I know I don't believe that Chart.JS has any functionality to help for drawing text on a pie chart. But that doesn't mean you can't do it yourself in native JavaScript. I will give you an example on how to do that, below is the code for drawing text for each segment in the pie chart: function drawSegmentValue...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/33363373', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/5409294/']}
jdg_308068
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
153838
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I know I am messing up something with the substitutions but I am not sure what. $$\int \sqrt{1-4x^2}$$ $$u = 4x, du = 4 \,dx$$ $$\frac{1}{4}\int \sqrt{1-u^2}$$ $u = \sin...
$$\int \sqrt{1-4x^2}\ dx$$Substitute$$\begin{align*}x &= \frac{\sin (\theta)}{2}\\ dx &= \frac{\cos(\theta)}{2}d \theta\end{align*}$$So the intregral become$$\begin{align*}\int \sqrt{1-4x^2}\ dx &=\frac{1}{2}\int \cos^2(\theta)d\theta\\&=\frac{1}{2}\int \frac{\cos(2\theta) + 1}{2}d\theta\\&=\frac{\sin(2\theta)}{8}+\fra...
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/153838', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/-1/']}
jdg_200478
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
270518
Below is a question asked on the forum electronics.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I just realized that the 8051 family uses 11.0592 MHz and its multiples so as to generate standard baud rates. But there are SoCs which use 15 MHz. How do they do...
The UART doesn't care as long as it is reasonably exact. \$\frac{15000000}{230400}\approx65\$ \$65\cdot230400=14976000\$ So your UART is going to be too fast by a factor of \$\frac{15000}{14976}\approx1.002204\$. It becomes a problem at \$1+\frac{1}{2\cdot11}\approx1.045\$, when the time shift across 11 bits is more th...
{}
{'log_upvote_score': 5, 'links': ['https://electronics.stackexchange.com/questions/270518', 'https://electronics.stackexchange.com', 'https://electronics.stackexchange.com/users/110388/']}
jdg_180705
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
2185944
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I am writing an application that requires me to take a proprietary bitmap format (an MVTec Halcon HImage) and convert it into a System.Drawing.Bitmap in C#. The only propriet...
This goes back to early CPU designs. The fastest way to crunch through the bits of the bitmap is by reading them 32-bits at a time, starting at the start of a scan line. That works best when the first byte of the scan line is aligned on a 32-bit address boundary. In other words, an address that's a multiple of 4. O...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/2185944', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/260614/']}
jdg_365959
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
12094
Below is a question asked on the forum stats.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: X,Y are independent random variables.X's pdf = f(x)Y's pdf = g(x)if Z= X+Ywhat is the Z's pdf?Can it be calculated? Now provide the response and nothing else.
Reference: http://www.dartmouth.edu/~chance/teaching_aids/books_articles/probability_book/Chapter7.pdf If $X$ and $Y$ are two independent, continuous random variables, then you can find the distribution of $Z=X+Y$ by taking the convolution of $f(x)$ and $g(y)$:$$h(z)=(f*g)(z)=\int_{-\infty}^{\infty}f(x)g(z-x)dx$$If $X$...
{}
{'log_upvote_score': 4, 'links': ['https://stats.stackexchange.com/questions/12094', 'https://stats.stackexchange.com', 'https://stats.stackexchange.com/users/4898/']}
jdg_209807
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
45382775
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I am trying to supply an alert once a task is complete - the user may be in any of multiple pages at the time. The alert should display to all pages. I am using a service imp...
Just in case others are having this same issue - there is in fact an answer. Using global storage events allows the traversing of information across all browser tabs/windows. In the service instead of using BehaviourSubject , the service updates or 'emits' the data to a local storage item, event listener utilising a Ho...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/45382775', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/5297481/']}
jdg_146522
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
5864160
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I need a code to loop through all the records in a table so I can extract some data. In addition to this, is it also possible to loop through filtered records and, again, ext...
You should be able to do this with a pretty standard DAO recordset loop. You can see some examples at the following links: http://msdn.microsoft.com/en-us/library/bb243789%28v=office.12%29.aspx http://www.granite.ab.ca/access/email/recordsetloop.htm My own standard loop looks something like this: Dim rs As DAO.Recordse...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/5864160', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/724575/']}
jdg_252045
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
36853791
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I am currently facing a very interesting dilemma with my architecture and implementation. I have an interface called ServiceInterface which have a method called execute() The...
Finally, after some days of researching and thinking a lot about the best approach for this, using Laravel, I finally solved it. I have to say that this was especially difficult in Laravel 5.2 because, in this version, the Session middleware only is executed in the controllers used in a route, it means that if for some...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/36853791', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2899253/']}
jdg_156723
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1022907
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: The textbooks I read say that it's obvious that associativity follows in a subgroup, but it doesn't explain why (since it's not obvious to me). We still have to check fo...
The associativity property is an algebraic identity that the group operation has to satisfy: $(ab)c=a(bc)$. Whether this identity is true for three fixed elements $a$, $b$, and $c$ does not depend on what set I put them in. The other properties you mentioned are fundamentally different from associativity because they a...
{}
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jdg_182264
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
146741
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: While studying some CA, I ran across methods of evaluating $$\int_0^\infty \frac{\sin x}{x} \, dx, \;\ \int_0^\infty \frac{\sin^2 x}{x^2} \, dx, \;\ \text{and} \ \int_0^...
$$ \int_0^\infty \frac{\sin^n(x)}{x^n} \mathrm{d} x = \frac{\pi}{2^{n+1} \cdot (n-1)!} \sum_{k=0}^n (-1)^{n-k} \binom{n}{k} (2k-n)^{n-1} \operatorname{sign}(2k-n)$$ where $\operatorname{sign}(x) = \cases{ 1 & $x > 0$ \\ 0 & $x = 0$\\ -1 & $x < 0$}$. As to the (probabilistic) proof, notice that $\frac{\sin(t)}{t}$ is ...
{}
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jdg_382702
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
303097
Below is a question asked on the forum serverfault.com. Provide a good and informational response to it like a helpful human would. Question: I want to be able to set the IIS account for new websites to have modify permissions. I have the following script: function Set-ModifyPermission ($directory, $username, $domai...
First of all, use Set-Acl like this, as the directory path is the first positional argument: Set-Acl $directory $acl Second, you should create the user object with only one argument: $user = New-Object System.Security.Principal.NTAccount("$domain\\$username") UPDATE: Seems that it won't accept the "IIS APPPOOL\AppPoolN...
{}
{'log_upvote_score': 5, 'links': ['https://serverfault.com/questions/303097', 'https://serverfault.com', 'https://serverfault.com/users/4110/']}
jdg_266317
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
248168
Below is a question asked on the forum security.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: On my Android phone I use several apps that propose biometric authentication. If I enable it, can these applications read my fingerprint data and transfer it to the ...
No. Biometrics never leave hardware-backed keystore (TEE). Apps use android Biometric API to authenticate the user. Biometric is verified by hardware-backed keystore which answers authentication result with success or failure to the API. As it's a system API, apps implicitly trust the authentication result. To ensure t...
{}
{'log_upvote_score': 5, 'links': ['https://security.stackexchange.com/questions/248168', 'https://security.stackexchange.com', 'https://security.stackexchange.com/users/140184/']}
jdg_382623
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
270071
Below is a question asked on the forum unix.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I have large tree, with many pdf files in it. I want to delete the pdf files in this tree, but only those pdf files in sub folders named rules/ There are other type of f...
I would execute a find inside another find . For example, I would execute this command line in order to list the files that would be removed: $ find /path/to/source -type d -name 'rules' -exec find '{}' -mindepth 1 -maxdepth 1 -type f -iname '*.pdf' -print ';' Then, after checking the list, I would execute: $ find /pat...
{}
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jdg_102134
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
360386
Below is a question asked on the forum mathoverflow.net. Provide a good and informational response to it like a helpful human would. Question: This paper by Normann and Sanders apparently caused a stir in the reverse mathematics community when it came out a couple years ago. It says that Cousin's lemma , which is an...
Sam Sanders here, one of the authors of the paper you mention. Thanks for the nice words.I will answer your questions based on my personal opinion. You write: [...] would like to know if it has impacted the reverse mathematics (RM) program, and what its significance is seen as. Could path integrals really require such...
{}
{'log_upvote_score': 5, 'links': ['https://mathoverflow.net/questions/360386', 'https://mathoverflow.net', 'https://mathoverflow.net/users/129086/']}
jdg_361875
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
2131921
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Is there any way to make instance variables "private"(C++ or Java definition) in ruby? In other words I want following code to result in an error. class Base def initialize(...
Like most things in Ruby, instance variables aren't truly "private" and can be accessed by anyone with d.instance_variable_get :@x . Unlike in Java/C++, though, instance variables in Ruby are always private. They are never part of the public API like methods are, since they can only be accessed with that verbose getter...
{}
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jdg_207842
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
2399981
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: The whole question is to prove that $$y=\frac{(\log n)^2}{n^\frac{1}{4}} \text{ is a convergent series}.$$ In his answer, the author has said that $$\lim_{n\to\infty}\fr...
Note that $\frac{(\ln n)^2}{n^\frac{1}{4}}=\left(\frac{\ln n}{n^\frac{1}{8}}\right)^2$, so it suffices to consider, for $a>0$, the limit$$\lim_{x\to+\infty}\frac{\ln (x)}{x^a}=\lim_{y\to+\infty}\frac{y}{e^{ay}}=\lim_{y\to+\infty}\frac{1}{ae^{ay}}=0$$where we set $y=\ln(x)$ in the last step we used Hopital's rule .
{}
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jdg_242490
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
55364056
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: OS: Windows 10Browser: ChromeBrowser version: Version 73.0.3683.86 (Official Build) (32-bit) I am running selenium cucumber BDD project where I am verifying title of one page...
Seems you are using chromedriver=73.0.3683.68 and chrome=73.0.3683.86 on Windows OS John Chen (Owner - chromedriver) recently have confirmed that: We have confirmed issues with take screenshot when Chrome 73.0.3686.75 is started by a service (such as Jenkins or Task scheduler) on Windows. Please see https://crbug.com/9...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/55364056', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/8251933/']}
jdg_189237
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
15641344
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: There are plenty of questions and discussion about memory consumption of different python data types. Yet few of them (if any) come to a very specific scenario. When you want...
Your list of tuple s adds an extra layer. You have 3 layers of items: The outer list of length 1 million, so 1 million pointers 1 million 2-slot tuples, so 2 million pointers 2 million references to 1 million integer values while your dict only holds: The dict (including 1 million cached hashes) with 2 million pointers...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/15641344', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/728675/']}
jdg_210945
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
42415086
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: When I tried to finalize the code for the navigation bar it gives me this error which is the R which I tried fixing but it doesn't work at all. The Code for the Navigation Ba...
You need to wrap your Keras model as a Scikit learn model first, and then just proceed as normal. Here's a quick example (I've omitted the imports for brevity) Here is a full blog post with this one and many other examples: Scikit-learn Pipeline Examples # create a function that returns a model, taking as parameters th...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/42415086', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/7610785/']}
jdg_160088
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
9103166
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: How can multiple scales can be implemented in Matplotlib? I am not talking about the primary and secondary axis plotted against the same x-axis, but something like many trend...
If I understand the question, you may interested in this example in the Matplotlib gallery. Yann's comment above provides a similar example. Edit - Link above fixed. Corresponding code copied from the Matplotlib gallery: from mpl_toolkits.axes_grid1 import host_subplotimport mpl_toolkits.axisartist as AAimport matplotl...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/9103166', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1128618/']}
jdg_317049
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4614294
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: My question is simple, how do I display a custom error page for HTTP status 405 (method not allowed) in Django when using the @require_POST decorator? I'm using the django.vi...
You have to write custom Django middleware. You can start with this one and extend it to check if 405.html file exists and so on: from django.http import HttpResponseNotAllowedfrom django.template import RequestContextfrom django.template import loaderclass HttpResponseNotAllowedMiddleware(object): def process_respo...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/4614294', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/445210/']}
jdg_312832
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
18810511
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: this is my code - it prints all in one line but i want it to be multiline. plz help function display() { var divElements = document.getElementById("selection").innerHT...
You are observing a behavior that is caused by the optimizations done by the JIT compiler of your Java VM. This behavior is reproducible triggered with scalar arrays up to 64 elements, and is not triggered with arrays larger than 64. Before going into details, let's take a closer look at the body of the loop: double[] ...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/18810511', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2780849/']}
jdg_89188
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
57702828
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: There are two very similar named directives (or attributes) in angular ng-component and ng-container If you put ng-component instead of ng-container you'll get all kinds of w...
Angular routers render the components they have navigated to using a router outlet directive . Unless a specific router outlet directive is specified, Angular will automatically place the routed component within an <ng-component> element (i.e., a default router outlet directive). You generally don't use this directive ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/57702828', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/16940/']}
jdg_169116
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
19692740
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Hey everyone i've created a program that allows me to create,delete,update,list and retrieve user inputs for three arrays now i'm having an issue with my update function wher...
Without more information, I can't actually debug your problem, so I can only suggest the most general answer. This will probably not be necessary for you, but probably will be sufficient for anyone. retrbinary will block until the entire file is done. If that's longer than 5 minutes, nothing will get sent over the cont...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/19692740', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2237065/']}
jdg_242444
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
56316
Below is a question asked on the forum unix.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I just did my first install of any Linux OS, and I accidentally selected "Desktop GUI" in the install, but I want to build everything myself. Is there any way by which I...
Debian uses tasksel for installing software for a specific system. The command gives you some information: > tasksel --list-tasksi desktop Graphical desktop environmentu web-server Web serveru print-server Print serveru dns-server DNS serveru file-server File serveru mail-server Mail serveru database-s...
{}
{'log_upvote_score': 6, 'links': ['https://unix.stackexchange.com/questions/56316', 'https://unix.stackexchange.com', 'https://unix.stackexchange.com/users/27626/']}
jdg_158913
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
54399
Below is a question asked on the forum mathoverflow.net. Provide a good and informational response to it like a helpful human would. Question: Given the number of results that are independent of ZF. It seems that once you've found a proof of a theorem that uses the axiom of choice, the odds are that it will be indepe...
Construction of the Haar integral for locally compact Hausdorff group $G$ ... as a linear functional on $C_{00}(G)$ ... is often done using the Axiom of Choice. In the Hewitt & Ross textbook ABSTRACT HARMONIC ANALYSIS this is Theorem (15.5), and they do it without AC. They do then have an exercise (15.25) where they ...
{}
{'log_upvote_score': 4, 'links': ['https://mathoverflow.net/questions/54399', 'https://mathoverflow.net', 'https://mathoverflow.net/users/10299/']}
jdg_344581
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
14989274
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Is it possible to determine the cardinality of a c++ enum class : enum class Example { A, B, C, D, E }; I tried to use sizeof , however, it returns the size of an enum elemen...
Not directly, but you could use the following trick: enum class Example { A, B, C, D, E, Count }; Then the cardinality is available as static_cast<int>(Example::Count) . Of course, this only works nicely if you let values of the enum be automatically assigned, starting from 0. If that's not the case, you can manually a...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/14989274', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1695593/']}
jdg_187948
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
284067
Below is a question asked on the forum mathoverflow.net. Provide a good and informational response to it like a helpful human would. Question: A common trend in large cardinal axioms dealing with critical points of elementary embeddings from $V$ into a transitive class $M$ is to make some large cardinal axiom with an...
Indeed we even have, in a infinite group: for every finite subset $S$ and $n$ there exist a finite subset $F$ of cardinal $n$ such that the multiplication is injective on $S\times F$. Indeed, first find $F'=\{x_1,\dots,x_{n-1}\}$ of cardinal $n-1$ (by induction). Choose $x_n$ distinct from $s^{-1}tx_i$ for all $s,t\in ...
{}
{'log_upvote_score': 4, 'links': ['https://mathoverflow.net/questions/284067', 'https://mathoverflow.net', 'https://mathoverflow.net/users/111429/']}
jdg_204047
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4914123
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I have a form that needs to be validated only after it has been cleaned. What happens when you run form.is_valid() ? Is the form cleaned and then that cleaned version of the ...
I think the process of form validation (and its correct order) is really well documented . Would you mind sharing your code? There is a clean method on every formfield, responsible for running to_python , validate and run_validators (in this order). to_python accepts the raw value of the widget, coercing it into a pyth...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/4914123', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/311220/']}
jdg_300334
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
322098
Below is a question asked on the forum meta.stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I've approved this suggested edit yesterday. While it is not a big improvement, at least it did make the types and class names stand out. And today, I get this message w...
To expand on Flexo's answer , let's take a closer look at what the specific suggested edit actually changed: It added backticks around the words "Service", "Court" and "Machine" in this sentence: I have abstract class (Service) with two derived classes (Court and Machine). These words are (presumably) class names, whic...
{}
{'log_upvote_score': 7, 'links': ['https://meta.stackoverflow.com/questions/322098', 'https://meta.stackoverflow.com', 'https://meta.stackoverflow.com/users/561113/']}
jdg_149068
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
13448455
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I made a small angular module to integrate with the bootstrap "buttons-group" ('s plus a bit of javascript to make them work like radio buttons. I made it on this module to ...
You are invoking the directive three times, once for each button. AFAIK this means the linking function is called three times, binding events and watching for changes. added a little more on this below. It's fine to change the DOM when models change, but what you are doing - changing classes and values - can be done au...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/13448455', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/62735/']}
jdg_204297
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
8895
Below is a question asked on the forum datascience.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I’m a beginner in machine learning and I’m facing a situation. I’m working on a Real Time Bidding problem, with the IPinYou dataset and I’m trying to do a click p...
Great question... Here are some specific answers to your numbered questions: 1) You should cross validate on B not B`. Otherwise, you won't know how well your class balancing is working. It couldn't hurt to cross validate on both B and B` and will be useful based on the answer to 4 below. 2) You should test on both ...
{}
{'log_upvote_score': 5, 'links': ['https://datascience.stackexchange.com/questions/8895', 'https://datascience.stackexchange.com', 'https://datascience.stackexchange.com/users/14200/']}
jdg_241254
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
6469209
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I have an objective C class. In it, I created a init method and set up a NSNotification in it //Set up NSNotification[[NSNotificationCenter defaultCenter] addObserver:self ...
The generic answer would be "as soon as you no longer need the notifications". This is obviously not a satisfying answer. I'd recommend, that you add a call [notificationCenter removeObserver: self] in method dealloc of those classes, which you intend to use as observers, as it is the last chance to unregister an obser...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/6469209', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/683898/']}
jdg_85293
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
2973
Below is a question asked on the forum cs.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: The 3SUM problem tries to identify 3 integers $a,b,c$ from a set $S$ of size $n$ such that $a + b + c = 0$. It is conjectured that there is not better solution than quadra...
$k$ -SUM can be solved more quickly as follows. For even $k$ : Compute a sorted list $S$ of all sums of $k/2$ input elements. Check whether $S$ contains both some number $x$ and its negation $-x$ . The algorithm runs in $O(n^{k/2}\log n)$ time. For odd $k$ : Compute the sorted list $S$ of all sums of $(k-1)/2$ input ...
{}
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jdg_309628
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
45549355
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: In official react-native documentation there is a section about Animated.event method. As example they use following code: onScroll={Animated.event( // scrollX = e.nativeEv...
When you look at the source code: /** * Takes an array of mappings and extracts values from each arg accordingly, * then calls `setValue` on the mapped outputs. e.g. * *```javascript * onScroll={Animated.event( * [{nativeEvent: {contentOffset: {x: this._scrollX}}}] * {listener}, // Option...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/45549355', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/4766136/']}
jdg_185739
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
12232153
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I'm trying to zoom in on a map that focuses on all the pins that were associated that map. I have that information saved off in my map property. I am starting with this, but...
/** * Return a region covering all the annotations in the given array. * @param annotations Array of objects conforming to the <MKAnnotation> protocol. */+(MKCoordinateRegion) regionForAnnotations:(NSArray*) annotations { double minLat=90.0f, maxLat=-90.0f; double minLon=180.0f, maxLon=-180.0f; for (id<MKAnno...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/12232153', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/207524/']}
jdg_314505
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
22740084
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I'm trying to setup 301 redirects on S3 using objects, referenced here http://docs.aws.amazon.com/AmazonS3/latest/dev/how-to-page-redirect.html . I've been having some probl...
For web site-like functionality in S3, such as redirects, html error messages, and index documents, you can't use the REST endpoint ( ${bucket_name}.s3.amazonaws.com or ${bucket_name}.s3.${region}.amazonaws.com ) since these features are only provided by the web site endpoints ( ${bucket_name}.s3-website.${region}.amaz...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/22740084', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/888498/']}
jdg_119409
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
9721161
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I am using Microsoft Interop to read the data. In excel-sheet the column-names are like A,B,C,D,....,AA,AB,.... and so on. Is there any way to read this column-names? If you ...
Excel.Application xlApp = new Excel.Application(); Excel.Workbook xlWorkbook = xlApp.Workbooks.Open("workbookname"); Excel.Worksheet xlWorksheet = xlWorkbook.Sheets[1]; // assume it is the first sheet int columnCount = xlWorksheet.UsedRange.Columns.Count; List<string> columnNames = new List<string>(); ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/9721161', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1060026/']}
jdg_254716
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
426959
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: In every textbook on ZF set theory I come across the Axiom of extensionality, which basically says that if two sets have the same elements, then those two sets are equal...
It is true that different authors have suggested that extensionality feels closer to a logical axiom than something else, and can be seen as defining equality in terms of membership. The question is then whether this is indeed innocuous. This was considered seriously by Dana Scott, in Dana S. Scott. More on the axiom o...
{}
{'log_upvote_score': 5, 'links': ['https://math.stackexchange.com/questions/426959', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/82807/']}
jdg_319467
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
24444356
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I'm much more of a sysadmin than a programmer. But I do spend an inordinate amount of time grovelling through programmers' code trying to figure out what went wrong. And a di...
When a C or C++ programmer (hereinafter addressed in second-person) is choosing the size of an integer variable, it's usually in one of the following circumstances: You know (at least roughly) the valid range for the variable, based on the real-world value it represents. For example, numPassengersOnPlane in an airline...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/24444356', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3075658/']}
jdg_276867
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
13076822
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I'm trying to query a database based on user input tags. The number of tags can be from 0-5, so I need to create the query dynamically. So I have a tag list, tag_list, and I ...
You'll want to loop through the tag_list and apply a filter for each one. tag_list = ['tag1', 'tag2', 'tag3']base_qs = Design.objects.all()for t in tag_list: base_qs = base_qs.filter(tags__tag__contains=t) This will give you results matching all tags, as your example indicated with and . If in fact you needed or ins...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/13076822', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/931036/']}
jdg_313241
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
2674033
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I have an entity which has relationships with other entities. Let say we have: user->menu->meal My problem is that some of the users don't have a menu. So when I try to check...
The correct way to compare maps for value-equality is to: Check that the maps are the same size(!) Get the set of keys from one map For each key from that set you retrieved, check that the value retrieved from each map for that key is the same (if the key is absent from one map, that's a total failure of equality) In o...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/2674033', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/276439/']}
jdg_249311
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
29348674
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I use 4 stationary cameras. Cameras do not move relative to each other . And I want to stitch video images from them into the one video image in real time . I use for this Op...
cv::Stitcher is fairly slow. If your cameras definitely don't move relative to one another and the transformation is as simple as you say, you should be able to overlay the images onto a blank canvas simply by chaining homographies . The following is somewhat mathematical - if this isn't clear I can write it up properl...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/29348674', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1558037/']}
jdg_91401
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
181138
Below is a question asked on the forum stats.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I have the following python code x = [100.0 for _ in range(1000)]for i in range(1, len(x)): x[i] = x[i-1] + (2*randint(0, 1)-1)*step_sizeimport numpy as npprint np....
While for the specific form of model mentioned in the body of the question (i.e. lm(y ~ x1 + x2) vs glm(y ~ x1 + x2, family=gaussian) ), regression and GLMs are the same model, the title question asks something slightly more general: Is there any difference between lm and glm for the gaussian family of glm? To which th...
{}
{'log_upvote_score': 7, 'links': ['https://stats.stackexchange.com/questions/181138', 'https://stats.stackexchange.com', 'https://stats.stackexchange.com/users/55799/']}
jdg_258598
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
65290290
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: devirtualize : to change a virtual/polymorphic/indirect function call into a static function call due to some guarantee that the change is correct -- source: myself Given a s...
Does Rust devirtualize trait object function calls? No. Rust is a language, it doesn't do anything; it only prescribes semantics. In this specific case, the Rust language doesn't prescribe devirtualization, so an implementation is permitted to do it. At the moment, the only stable implementation is rustc, with the LLVM...
{}
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jdg_274424
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
16200387
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Say I have an object which assigns properties based off the return value of a function: var i = 0;var f = function() { return ++i; }var foo = { a:f(), b...
Standard ECMA-262 (5.1) - Section 11.1.5 - Object Initialiser The production PropertyNameAndValueList : PropertyNameAndValueList , PropertyAssignment is evaluated as follows: 1. Let obj be the result of evaluating PropertyNameAndValueList.2. Let propId be the result of evaluating PropertyAssignment....5. Call the [[De...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/16200387', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/753146/']}
jdg_142045
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
8598271
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: IF I wanted a picker, for states/provinces, i haven't seen an example, but I mocked up shown above, a picker for US/Can/Mex. wondering can you dynamically switch the NSMutabl...
You will have to implement the datasource and the delegate. once you press a button, set an array pointer to the appropriate array. than call [thePicker reloadAllComponents]; -(IBAction) usButtonPressed:(id)sender{ self.inputArray = self.usArray; [self.thePicker reloadAllComponents];}-(IBAction) mexicoButtonPress...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/8598271', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1110864/']}
jdg_240671
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
3084109
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Generally speaking is it a good idea to cache an end iterator (specifically STL containers) for efficiency and speed purposes? such as in the following bit of code: std::vect...
In the simple case of a vector , the end iterator will change when you add or remove elements from the container; though, it's usually safest to assume that if you mutate the container while iterating over it, all iterators to it become invalid. Iterators may be implemented differently in any given STL implementation. ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/3084109', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/313764/']}
jdg_96563
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
8710404
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I have a process (that is started by a watch-dog every time, it's stopped for some reason), that uses usually about 200MB memory. Once I saw it's eating up the memory - with ...
Open this coredump in hexadecimal format (as bytes/words/dwords/qwords). Starting from the file's middle try to notice any repeating pattern. If anything is found, try to determine starting address and the length of some possible data structure. Using length and contents of this structure, try to guess what might it be...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/8710404', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/435800/']}
jdg_111431
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
869316
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I'm trying to pass table names to a sub that gets all the field names of that table, stores them into an array, and then uses that array in conjunction with the fetchrow of a...
Use fetchrow_hashref: sub shamoo { my ($dbh, $frm, $req_no, $table) = @_; print uc($table), "\n", "=" x 36, "\n"; #takes arg (table name) and stores all the field names into an array my $sth = $dbh->prepare( "select * from $table where frm = ? and req_no = ?" ); $sth->execute($frm, $req_no); ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/869316', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/42229/']}
jdg_83363
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
13934801
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I have a [program:x] running and it prints / sys.stdout.writes a lot of things. None of which comes up in either in the AUTO childlogdir of [supervisord] or in stdout_logfile...
Python output is buffered. Setting the environment variable PYTHONUNBUFFERED=1 in you supervisord.conf will disable buffering and show log messages sooner: [program:x]environment = PYTHONUNBUFFERED=1 or add the -u command-line switch to python command: [program:x]command = python -u file.py Alternatively you can flush ...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/13934801', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/294714/']}
jdg_190148
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
158902
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: Let $\mathfrak{X}$ be a Banach space. As a standard corollary of the Principle of Uniform Boundedness, any weak-* convergent sequence in $\mathfrak{X}^*$ must be (norm)...
Here's a counterexample. Let $X$ be any infinite-dimensional Banach space. Let $\mathcal{U}$ be the collection of all weak-* open neighborhoods of $0 \in X^*$. One can show that each $U \in \mathcal{U}$ contains a line. (Think about what the basic open sets are. Indeed, $U$ contains a vector subspace of finite codi...
{}
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jdg_187065
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
39858998
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I want to zoom image with only CSS. The code below zooms the image when the left button of the mouse is kept pressed but I want to zoom in and out with a mouse click. How can...
Let's use a trick here, an input checkbox: input[type=checkbox] { display: none;}.container img { margin: 100px; transition: transform 0.25s ease; cursor: zoom-in;}input[type=checkbox]:checked ~ label > img { transform: scale(2); cursor: zoom-out;} <div class="container"> <input type="checkbox" id="zoomCheck"> ...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/39858998', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/5279623/']}
jdg_230023
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
31297721
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I can't find a way to go from a feature in a selection event to a layer that it may be a part of without traversing all the features of all my map layers, or storing an artif...
You could try with the filter function: var select = new ol.interaction.Select({ condition: ..., filter: function(feature, layer){ console.info(feature); console.info(layer.get('name')); }}); UPDATE I came up with this prototypied method, it does the job: http://jsfiddle.net/jonataswalker/r242y7...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/31297721', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/107205/']}
jdg_310374
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
9346995
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: What is a data-centric application and is there any difference with an object-oriented application model ? Now provide the response and nothing else.
The two concepts are somewhat orthogonal, a Data Centric Application is one where the database plays a key role, where properties in the database may influence the code paths running in your application and where the code is more generic and all/most business logic is defined through database relations and constraints....
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/9346995', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/735259/']}
jdg_257670
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
3196400
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I always had this confusion of when I need to apply the negative sign in the calculation.I understand that $(-1)^2 = 1$ however why isn't $-1^2 = 1$ ? Now provide the r...
When we write $-x^2$ , it means we square $x$ first, then take the negative of this. That is, $$-x^2 = -\left(x^2\right).$$ So $$-1^2 = -\left(1^2\right)=-1.$$ (And thus $-x^2$ means something different to $(-x)^2$ .)
{}
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jdg_100158
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
21701224
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Here's my pretty standard NSURLConnection callback for authenticating using self signed certificate: - (SecCertificateRef)certRefFromDerNamed:(NSString*)derFileName resulting...
You need to create a special policy using the actual hostname, then create and evaluate serverTrust from that. Roughly: SecPolicyRef policyRef = SecPolicyCreateSSL(true, CFSTR("otherpage.some3rdparty.com"));OSStatus status;SecTrustRef serverTrust;status = SecTrustCreateWithCertificates(certificatesFromOriginalServer...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/21701224', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/345048/']}
jdg_323183
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
348792
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: How do you tell if caps lock is on using JavaScript? One caveat though: I did google it and the best solution I could find was to attach an onkeypress event to every input, t...
You can give it a try.. Added a working example. When focus is on input, turning on caps lock makes the led go red otherwise green. (Haven't tested on mac/linux) NOTE: Both versions are working for me. Thanks for constructive inputs in the comments. OLD VERSION: https://jsbin.com/mahenes/edit?js,output Also, here ...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/348792', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/9021/']}
jdg_134297
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
43624351
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: When I want to debug my application that throws exception, that means I need to disable the try-catch block like this: #if !DEBUG try {#endif ...
Since C# 6 you also may use exception filters for that: try{ // Do something}catch (ArgumentException) when (!Env.Debugging){ // Handle the exception} Having Env.Debugging defined somewhere as public static class Env{#if DEBUG public static readonly bool Debugging = true;#else public static readonly bool De...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/43624351', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/653457/']}
jdg_311493
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4039748
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: insert into table select * from table where primarykey=1 I just want to copy one row to insert into the same table (i.e., I want to duplicate an existing row in the table) bu...
I used Leonard Challis's technique with a few changes: CREATE TEMPORARY TABLE tmptable_1 SELECT * FROM table WHERE primarykey = 1;UPDATE tmptable_1 SET primarykey = NULL;INSERT INTO table SELECT * FROM tmptable_1;DROP TEMPORARY TABLE IF EXISTS tmptable_1; As a temp table, there should never be more than one record, so ...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/4039748', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/489657/']}
jdg_102518
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
12983427
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I have a windows forms application with some controls added to the designer. When I want to change something (LIKE) enabling a text box from inside the Form1.cs, I simply use...
EDIT: Lot of edit. public partial class Form1 : Form{ // Static form. Null if no form created yet. private static Form1 form = null; private delegate void EnableDelegate(bool enable); public Form1() { InitializeComponent(); form = this; } // Static method, call the non-static version ...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/12983427', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1563548/']}
jdg_73290
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
19103
Below is a question asked on the forum stats.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I have two time series, shown in the plot below: The plot is showing the full detail of both time series, but I can easily reduce it to just the coincident observations...
As others have stated, you need to have a common frequency of measurement (i.e. the time between observations). With that in place I would identify a common model that would reasonably describe each series separately. This might be an ARIMA model or a multiply-trended Regression Model with possible Level Shifts or a c...
{}
{'log_upvote_score': 6, 'links': ['https://stats.stackexchange.com/questions/19103', 'https://stats.stackexchange.com', 'https://stats.stackexchange.com/users/261/']}
jdg_74144
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
70635415
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: In Xcode 13+ When I create a framework, there is no "Products" folder as it used to be there prior to that version same like the below image Even when I build the project, I ...
In some reason, Products folder is missing in the project tree if no framework is linked against the app. Note: worked with Xcode 13.2.1 Simple way Just add any framework to any of your targets. The folders "Products" and "Frameworks" will appear. Next just delete this framework from project Details The reason is a bit...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/70635415', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/9416553/']}
jdg_278575
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
2943851
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: The complex number $z$ is given by $z = -1 + (4 \sqrt{3})i$ The question asks you to find the two complex roots of this number in the form $z = a + bi$ where $a$ and $b$...
The second equation can be written $ab=2\sqrt{3}$ which gives $b = \frac{2\sqrt{3}}{a}$ . If we substitute back into the first equation we get $a^2 - \frac{12}{a^2} = -1 $ . Multiplying both sides by $a^2$ gives $a^4 - 12 = - a^2$ . This can be written as $a^4 + a^2 - 12 = 0$ which is a quadratic equation solvable for ...
{}
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jdg_107618
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
11278875
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Please have a look at the code below: public class MyGridFragment extends Fragment{ Handler myhandler = new Handler() { @Override public void handleMessa...
I recently updated something similar in my own code. I just made the anonymous Handler class a protected inner class and the Lint warning went away. See if something like the below code will work for you: public class MyGridFragment extends Fragment{ static class MyInnerHandler extends Handler{ WeakReference...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/11278875', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/459514/']}
jdg_102330
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
283199
Below is a question asked on the forum mathoverflow.net. Provide a good and informational response to it like a helpful human would. Question: The ordinary homotopy groups of a space $X$ are the homotopy groups of the corresponding singular simplicial set $Sing(X)$. The ordinary homology groups of $X$ are the homotop...
I’d argue that it boils down to the generator $S^n\to K(\mathbb{Z},n)$ being an $(n+1)$-equivalence. More detail: If you take the represented version of homology, it is given by $$H_n(X;\mathbb{Z}) \cong [ S^{n+t} , X\wedge K(\mathbb{Z}, t)]$$for $t$ large. Then the Hurewicz map is the map inducedby the generator $g:S...
{}
{'log_upvote_score': 4, 'links': ['https://mathoverflow.net/questions/283199', 'https://mathoverflow.net', 'https://mathoverflow.net/users/114761/']}
jdg_159354
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
8133984
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I am trying to find the numbers till 100! (factorial) but after 20! it gives an error as the value is too large to handle. How can I store such a number? Now provide the re...
20 factorial is 19 digits long.100 factorial is 158 digits long, taking up 500 bits! It's actually: 93326215443944152681699238856266700490715968264381621468592963895217599993229915608941463976156518286253697920827223758251185210916864000000000000000000000000 None of the standard types will work for you here, what you'l...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/8133984', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/323041/']}
jdg_261212
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
51794553
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: https://github.com/MrFiniOrg/AxiosQuestion I would like to have my project setup so that I do not have to specify the same request header in every http call. I have searched ...
You can specify config defaults that will be applied to every request. Global axios defaults axios.defaults.baseURL = 'https://api.example.com';axios.defaults.headers.common['Authorization'] = AUTH_TOKEN;axios.defaults.headers.post['Content-Type'] = 'application/x-www-form-urlencoded'; For more specific info, please vi...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/51794553', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/9955226/']}
jdg_251155
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
6022302
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: A project on GitHub that I have a fork of has a new pull requests that I want to pull into my fork that the author has not pulled in yet. Is there a simple way to apply pull ...
You can do it manually quite easily: add the other fork as a remote of your repo: git remote add otherfork git://github.com/request-author/project.git fetch his repo's commits git fetch otherfork You have then two options to apply the pull request (if you don't want to choose pick 1.) If you don't care about applying ...
{}
{'log_upvote_score': 9, 'links': ['https://Stackoverflow.com/questions/6022302', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3765/']}
jdg_74900
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
673475
Below is a question asked on the forum physics.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: There is widespread confusion (among learners) about the Bernoulli effect, and I thinka large part of this confusion is owing to muddling up cause and effect. SoI am ...
The answer is that the pressure change is the cause and the flow velocity is theeffect. Note that the Bernoulli theorem applies to the changes of $P$ , $\rho$ , $u$ , $\phi$ and $v$ along a streamline . It is not a statement about pressure gradients insome other direction. Let's take a case where $u$ and $\phi$ are ind...
{}
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jdg_218479
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
46908575
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: This proposal suggests that async functions can use generator functions under the hood, although I cannot find a confirmation of this in ES2017 spec. Moreover, when generator...
How exactly does async/await work in existing native implementations? If we look at the actual native implementation of async await in v8 we can clearly see both promise and generator as the obvious basis of async-await implementation, also in the parser it clearly states the generator-promise nature of desugaring asyn...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/46908575', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3731501/']}
jdg_102462
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
571732
Below is a question asked on the forum serverfault.com. Provide a good and informational response to it like a helpful human would. Question: I have been asked to find out when a user has logged on to the system in the last week. Now the audit logs in Windows should contain all the info I need. I think if I search ...
You're on the right track - one of the mistakes in your query is the space in 'Logon Type', it should just be 'LogonType'. I pasted a query below that I have just verified works. It's a bit simplified but you get the idea. It shows you all 4624 events with logon type 2, from user 'john.doe'. <QueryList> <Query Id="0" ...
{}
{'log_upvote_score': 6, 'links': ['https://serverfault.com/questions/571732', 'https://serverfault.com', 'https://serverfault.com/users/207864/']}
jdg_314376
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1490853
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I've seen this format used in JavaScript code, but can't find a good source for the meaning. Edit for a follow-up: Thanks for all the quick answers! I figured it was somethin...
It's known as a ternary (because it has three operands) conditional (because it's an if/else/then) operator . It is evaluated to a value, so you would usually use it to assign a value, such as: var result = condition ? value1 : value2; Which is equivalent to: var result;if (condition == true) { result = value1;} else ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/1490853', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/153110/']}
jdg_284658
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
7021713
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: $self->[UTF8] = $conf->{utf8}; Never seen such code before. What does [] mean here? Now provide the response and nothing else.
In this case, the object $self is implemented as a blessed array reference rather than the far more common method of using a blessed hash reference. The syntax $foo->[42] accesses a single element from an array reference. Presumably, UTF8 is a constant that returns a numeric index into the array. You see this idiom som...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/7021713', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/851277/']}
jdg_250574
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
37238646
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I have the following angular 2 form: <form (ngSubmit)="updateFirstName()" #firstNameForm="ngForm" novalidate> <div class="form-group" ng-class="getCssClasses(formCtrl, for...
I have faced the same problem, i.e. TypeError: Cannot read property 'minlength' of null . For me, the solution proposed by @yurzui solved the problem. I am adding it as an answer here (as suggested by @günter-zöchbauer), so that others (who may not read the comments) can easily find it. Problem: The minlength property ...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/37238646', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/536299/']}
jdg_80156
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
2984
Below is a question asked on the forum dsp.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: Given something like 103 data points ($N=103$), a DFT will give back 103 frequency values. Then to do something like filtering the high frequencies involves setting the h...
FFT -> zeroing coefficients -> IFFT is not the correct way of doing filtering - the actual filter realized by doing so has poor characteristics. The correct way of filtering signals is to compute the coefficients of a digital filter , a process known as filter design and for which a large body of software tools/documen...
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jdg_94202
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
2706222
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I have written a Java GUI using SWT. I package the application using an ANT script (fragment below). <jar destfile="./build/jars/swtgui.jar" filesetmanifest="mergewithoutmain...
I've just run into the same problem. I haven't tried it yet, but I plan to include versions of swt.jar for all platforms and load the correct one dynamically in the start of the main method. UPDATE: It worked. build.xml includes all jars: <zipfileset dir="/home/aromanov/workspace/foo/lib" includes="swt_linux_gtk_x86.ja...
{}
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jdg_209792
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
12356152
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I have been having a hard time with what must be an incredibly normal task. I upload and save images to my web server and save the path to the file in MySQL data base (this ...
You could display a default "no access" image to users who are forbidden to access the image: <?php$file = $_GET['file']; // don't forget to sanitize this!header('Content-type: image/png');if (user_is_allowed_to_access($file)) { readfile($file);}else { readfile('some/default/file.png');} And, on the client side: ...
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jdg_84308
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
147105
Below is a question asked on the forum security.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: An idea came to my mind about using encryption only for sensitive data while transferring data. Here's an example: When opening a web page you can see a lot of stuff...
This is a bad idea. Unencrypted data can not only be read by a man in the middle. It can also be modified. So if just a tiny part of your HTML is unencrypted, an attacker can insert malicious JavaScript that reads the sensitive data once it is decrypted in the browser. Boom, the entire encryption is defeated. This is a...
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jdg_294323
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
7880
Below is a question asked on the forum mathematica.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: Let's say I have a function formula[x_List] := (x[[1]] - x[[2]]) + (x[[3]] - x[[4]]); and I want to pass it a variable and get back the unevaluated formula with t...
formula[{a_, b_, c_, d_}] := Defer[(a - b) + (c - d)]formula[{1, 2, 3, 4}] (1 - 2) + (3 - 4) Addressing your comment below the question, Defer (also HoldForm ) does work, but the output formatting engine is changing the appearance of your result. You can see this by using InputForm : Defer[1 * 2 * 1 * 31] // InputForm...
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jdg_197746
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
270917
Below is a question asked on the forum mathematica.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I want to draw this figure such that the height of the pyramid of spheres is h (this picture with h = 5 . I only tried r = 1;s1 = Graphics3D[{Sphere[{0, 0, 0}, r]...
Manipulate[Graphics3D[{Specularity[White,50],Table[{Hue[i/n],Sphere[{k-j/2,i/√3-√3j/2,-√6i/3},r]},{i,0,n-1},{j,0,i},{k,0,j}]},Lighting->{{"Directional", White, ImageScaled[{2,2,2}]}},Method->{"SpherePoints"->150},Background->Black],{{n,8},3,15,1},{{r,0.5},0.1,1}] n = 6;mat = {{0,1,-1},{0,-1,0},{1,0,0}} . {{1,0,0}, {1/2...
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jdg_167671
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
9847479
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I am having trouble with this simple task: cat file | grep -E ^[0-9]+$ > file_grepdiff file file_grep Problem is, I want to do this without file_grep I have tried: diff file ...
If you're using bash: diff file <(grep -E '^[0-9]+$' file) The <(COMMAND) sequence expands to the name of a pseudo-file (such as /dev/fd/63 ) from which you can read the output of the command. But for this particular case, ruakh's solution is simpler. It takes advantage of the fact that - as an argument to diff causes...
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jdg_298947
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
12864889
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: I have my dropdown like this, <div class="my_div"> <select name="selection" id="select_id"> <option value="0">A</option> <option value="5">B</option> ...
This is another case where a custom directive is your friend. You'll want to create a directive and inject $http or $resource into it to make a call back to the server while you're validating. Some pseudo code for the custom directive: app.directive('uniqueEmail', function($http) { var toId; return { restrict: 'A'...
{}
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jdg_92672
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
52398449
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: After migrating application from angular 5 to 6, on running ng serve the following errors pop up. Schema validation failed with the following errors: Data path "" should N...
The issue is generally because of a version mismatch in your package.json file. In my Angular 7 app, I have changed "@angular-devkit/build-angular": "^0.800.2" to "@angular-devkit/build-angular": "~0.7.0" . Then I ran the command npm install after deleting node_modules . Aside: Use ^ carefully. Your working code may no...
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jdg_192566
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4732656
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: The new documentation on ProGuard for Android says to add a line to the default.properties file in the project home directory. However, on opening this file, I read at the to...
Android SDK (r20 or higher) Please check the predefined proguard.config refered in project.properties proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt More info: http://proguard.sourceforge.net/manual/examples.html#androidapplication On Gradle: buildTypes { release { minifyEnabled true ...
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jdg_84949
PrimeIntellect/stackexchange-question-answering