source
string
task_type
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string
instruction_seed
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stackexchange
llm_judgeable_groundtruth_similarity
3845582
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Code: # it's an ajax request, so parameters are passed via GET methoddef my_view(request): my_param = request.GET['param'] // should I check for KeyError exception? In PHP...
Your server should never produce a 500 error page. You can avoid the error by using: my_param = request.GET.get('param', default_value) or: my_param = request.GET.get('param')if my_param is None: return HttpResponseBadRequest()
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/3845582', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/464561/']}
jdg_349921
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
15346362
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 looking essentially for the same thing asked here: Any way to access response body using WebClient when the server returns an error? But no answers have been provided so ...
You cant get it from the webclient however on your WebException you can access the Response Object cast that into a HttpWebResponse object and you will be able to access the entire response object. Please see the WebException class definition for more information. Below is an example from MSDN (added reading the conten...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/15346362', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/262627/']}
jdg_188920
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
50599360
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 add a shared elements transition using the navigation architecture components, when navigating to an other fragment. But I have no idea how. Also in the docum...
I took reference from this github sample https://github.com/serbelga/android_navigation_shared_elements cardView.setOnClickListener{ val extras = FragmentNavigatorExtras( imageView to "imageView" ) findNavController().navigate(R.id.detailAction, null, null, extras)}override fun onCreate(savedInstanceState: Bundle...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/50599360', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2693628/']}
jdg_147764
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4689303
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 consume the following web service http://ipinfodb.com/ip_location_api.php this web service returns an xml response, the code below gets the XML response, but so...
I use the this same API, I load the response XML into an XDocument and parse e.g. // build URL up at runtimestring apiKey = ConfigurationManager.AppSettings["geoApiKey"];string url = String.Format(ConfigurationManager.AppSettings["geoApiUrl"], apiKey, ip);WebRequest request = WebRequest.Create(url);try{ WebResponse ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/4689303', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/103264/']}
jdg_115433
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
12571577
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: So basically I have an object that takes instances and adds them to a list. Each instance uses virtual methods, which I need to override once the instance is created. How wou...
You can't. You can only override a method when defining a class. The best option is instead to use an appropriate Func delegate as a placeholder and allow the caller to supply the implementation that way: public class SomeClass{ public Func<string> Method { get; set; } public void PrintSomething() { if(...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/12571577', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1676472/']}
jdg_113066
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
5301706
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Assume I have a template (called ExampleTemplate) that takes two arguments: a container type (e.g. list, vector) and a contained type (e.g. float, bool, etc). Since container...
Perhaps you'd prefer this: #include <vector>#include <list>using namespace std;template <class Container>class ForExamplePurposes { typedef typename Container::value_type T; Container items;public:};int main(){ ForExamplePurposes< list<int> > a; ForExamplePurposes< vector<float> > b;} This uses "static duck...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/5301706', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/382050/']}
jdg_90973
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1559856
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: Do the following limits exist? Compute them or prove that they do not exist. (a) $\lim_{x\to 1}\frac{x^2-x}{2x^2-x-1}$ (b) $\lim_{x\to 1}\frac{|x-1|}{2x^2-x-1}$ For (a) ...
For (b) : Note that we have $|x-1|=x-1$ for $x\ge 1$, and $|x-1|=-(x-1)$ for $x\lt 1$. So, you have $$\lim_{x\to 1^+}\frac{|x-1|}{2x^2-x-1}=\lim_{x\to 1^+}\frac{x-1}{(2x+1)(x-1)}$$and$$\lim_{x\to 1^-}\frac{|x-1|}{2x^2-x-1}=\lim_{x\to 1^-}\frac{-(x-1)}{(2x+1)(x-1)}$$
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/1559856', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/197372/']}
jdg_369602
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
37416159
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 testing the new Google-powered Firebase, and have implemented remote notifications and crash reporting. I am, however, having massive problems with getting Analytics to ...
Firebase events are batched together and uploaded once every hour in order to prevent excessive battery drain on the devices. On iOS when you background the app before the 1h upload target the events will be dispatched at this time in the background. You can enable debug logging for iOS ( https://firebase.google.com/do...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/37416159', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/804034/']}
jdg_99242
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
8720735
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 server which handles multiple incoming socket connections and creates 2 different threads which store the data in XML format. I was using the lock statement for thre...
Is the lock needed when I write to the public accessed variables (C# lists) only or even when I read from them ? Yes (even when you read). Is the lock needed only in the asyncronous threads created by the socket handler or in other places too ? Yes. Wherever code accesses a section of code which is shared, always lock...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/8720735', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/984349/']}
jdg_324610
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
353027
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 answer to this question must be known, but I do not know where to find it. It is related to the Ulam measures I believe. Question. Is there a finitely additive measure def...
The answer is yes. I wrote a proof using YCor's comment. Theorem. There a finitely additive measure defined on all subsets of positive integers $\mathbb{N}$ , with values into $\{0,1\}$ , (only two values) that is $$\mu:2^{\mathbb{N}}\to \{0,1\}$$ such that $\mu(\{n\})=0$ for every $n\in\mathbb{N}$ and $\mu(\mathbb{N})...
{}
{'log_upvote_score': 5, 'links': ['https://mathoverflow.net/questions/353027', 'https://mathoverflow.net', 'https://mathoverflow.net/users/121665/']}
jdg_295094
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
9895621
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 (like all others) using NSLocalizedString to localize my app. Unfortunately, there are several "drawbacks" (not necessarily the fault of NSLocalizedString itself), includ...
NSLocalizedString has a few limitations, but it is so central to Cocoa that it's unreasonable to write custom code to handle localization, meaning you will have to use it. That said, a little tooling can help, here is how I proceed: Updating the strings file genstrings overwrites your string files, discarding all your ...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/9895621', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/886407/']}
jdg_188229
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1920638
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 problem: Determine the coefficient of $xy$ in the expansion of $(x+y+2)^7$ My approach: We can rewrite the equation substituting $x+y =j$ $$(x+y+2)^7=(j+2)^7$$ This ...
Yes to both questions. We can write: $$(x+y+2)^7=\sum_{p+q+r=7}\binom7{p,q,r}2^rx^py^q$$ To get $xy$ we make $p=q=1$, so the coefficient of $xy$ is: $$\binom7{5,1,1}2^5=\frac{7!}{5!1!1!}\cdot 2^5=42\cdot 2^5=21\cdot2^6$$
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/1920638', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/120252/']}
jdg_161189
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
14613
Below is a question asked on the forum mathoverflow.net. Provide a good and informational response to it like a helpful human would. Question: Let's say I start with the polynomial ring in $n$ variables $R = \mathbb{Z}[x_1,...,x_n]$ (in the case at hand I had $\mathbb{C}$ in place of $\mathbb{Z}$).Now the symmetric g...
The actions of $S_n$ and $\mathbb Z_n$ differ in the sense that in the first case the quotient is smooth (it is again $\mathbb C^n$ ) while in the second case it is singular. This is why in the fist case we have a nice presentation, but in the second not really. For example, the number of generators of the quotient can...
{}
{'log_upvote_score': 6, 'links': ['https://mathoverflow.net/questions/14613', 'https://mathoverflow.net', 'https://mathoverflow.net/users/3701/']}
jdg_199272
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
26996330
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 to get previous 7 days of the month I know how to get if today is 18, but what if today id 3rd November? How to get the last 4 days from the previous month(October) in In...
Use NSCalendar and NSDateComponents : let cal = NSCalendar.currentCalendar()// start with todayvar date = cal.startOfDayForDate(NSDate())var days = [Int]()for i in 1 ... 7 { // get day component: let day = cal.component(.DayCalendarUnit, fromDate: date) days.append(day) // move back in time by one day: d...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/26996330', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2835794/']}
jdg_287461
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
51802
Below is a question asked on the forum mathoverflow.net. Provide a good and informational response to it like a helpful human would. Question: It is very well known that if $\alpha : \mathscr{F} \to \mathscr{G}$ is a morphism of sheaves, then it induces homomorphisms on the stalks. I have been wondering for a while i...
There is a simple condition. Stalk maps $\alpha_p : F_p \to G_p$ yield a map of sheaves $\alpha : F \to G$ if and only if for all open $U \subseteq X$ and sections $s \in F(U)$ there is an open covering $U = \cup_i U_i$ and sections $t_i \in G(U_i)$ such that $\alpha_p(s_p) = (t_i)_p$ for all $p \in U_i$ and all $i$. T...
{}
{'log_upvote_score': 5, 'links': ['https://mathoverflow.net/questions/51802', 'https://mathoverflow.net', 'https://mathoverflow.net/users/4002/']}
jdg_353661
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
17892
Below is a question asked on the forum reverseengineering.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: How does Qualcomm's QPST work? Or what protocol/commands does QPST use? As I wanted to develop an app like it, I searched for AT commands. But I can't find...
There is an open source project: openpst , which reimplements most functionality of the qpst tool. Some of the protocols used are: diag - used to read nv memory, and switch to dload mode using kDiagDload . sahara - used by the primary bootloader in newer qualcomm chipsets dload , used by bootroms, and older chipsets. s...
{}
{'log_upvote_score': 4, 'links': ['https://reverseengineering.stackexchange.com/questions/17892', 'https://reverseengineering.stackexchange.com', 'https://reverseengineering.stackexchange.com/users/23870/']}
jdg_351722
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1891438
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: $f(x)$ is a real function such that for every $a>0$ is $\lim_{n \to \infty} f(an)=0$. Does there necessarily exist $\lim_{x \to \infty}f(x)$? Now provide the response a...
No, let $(x_k)_{k\geq 1}$ be a sequence of rationally independent reals with $\lim_k x_k=+\infty$ and define the function $f(x)=1$ if $x=x_k$ some $k$ and zero otherwise. Then for any $a>0$ there is at most one value of $n$ for which $f(an)>0$. So $f$ verifies the condition but does not converge at infinity.
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/1891438', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/361212/']}
jdg_278578
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
6541644
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 saw many topics about this subject and I have been unsuccessful in understanding how to do it. For example, if I have this table: +------+-------+-------+| id | name | c...
The ORDER BY RAND() solution that most people recommend doesn't scale to large tables, as you already know. SET @r := (SELECT FLOOR(RAND() * (SELECT COUNT(*) FROM mytable)));SET @sql := CONCAT('SELECT * FROM mytable LIMIT 1 OFFSET ', @r);PREPARE stmt1 FROM @sql;EXECUTE stmt1; I cover this and other solutions in my book...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/6541644', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/697498/']}
jdg_147644
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4206377
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 delphi XE I can use the start procedure, but this method does not exist in delphi 2007. This sample code works ok in delphi xe, using Start MyThread:=TMyThread.Create(True...
The correct way to start a suspended thread is to never have a suspended thread in the first place. There's a better way to create threads. If the caller must provide a value to the object in order for the class to work correctly, then don't make it optional: Require it as a parameter to the constructor. And if there's...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/4206377', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/167454/']}
jdg_260671
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
33261264
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Some nested case classes and the field addresses is a Seq[Address] : // ... means other fieldscase class Street(name: String, ...)case class Address(street: Street, ...)case ...
As Peter Neyens points out, Shapeless's SYB works really nicely here, but it will modify all Street values in the tree, which may not always be what you want. If you need more control over the path, Monocle can help: import monocle.Traversalimport monocle.function.all._, monocle.macros._, monocle.std.list._val employee...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/33261264', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/342235/']}
jdg_148355
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
204881
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: In Mathematica documentation one is prompted to use a grid with points at the zeros of the Chebyshev polynomials so that Runge's phenomena arising from Difference...
I'm afraid you've misunderstood the document. The document actually means, when DifferenceOrder->"Pseudospectral" is chosen for non-periodic b.c., Chebyshev–Gauss–Lobatto (CGL) grid will be automatically used so that Runge's phenomena won't be extreme. This can be verified by points = 35;usol = NDSolveValue[{D[u[t, x],...
{}
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jdg_289978
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
40116001
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 cannot seem to keep the image inside my div element. The image is stretching outside of it.I cannot seem to find the source of the error and have researched a lot, and stil...
haydarKarkin has provided an answer to this in a comment on GitHub . The code snippets below are copied directly from his comment. You can create a custom configuration for a Moya provider by creating a custom Alamofire Session Manager: import Foundationimport Alamofireclass DefaultAlamofireManager: Alamofire.SessionMa...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/40116001', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/7004647/']}
jdg_109308
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
347875
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 a file inside many directory from within a root directory. I need to apply the chmod 640 and chown command on all the files. I have two commands, one to find the ...
Use the -exec flag of find to run commands on the results: find . -type f -name 'myawesomeapp.jar' -exec chmod 640 {} \+ -exec chown root:webapps {} \+ In your case you want to use the second variant of exec: -exec command ; Execute command; true if 0 status is returned. All following argu‐ ments to find are...
{}
{'log_upvote_score': 4, 'links': ['https://unix.stackexchange.com/questions/347875', 'https://unix.stackexchange.com', 'https://unix.stackexchange.com/users/218186/']}
jdg_316751
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
352648
Below is a question asked on the forum softwareengineering.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I have the following scenario: a client app that consumes a REST API. The client is a mobile application. Therefore, it caches the API data for bandwidth ...
If-Modified-Since works well for single resources where it is quick and easy to determine if the resource has been modified. For example, HTTP servers have this functionality baked in for static files since it can use the file's timestamp. The general concept is that processing the resource is more expensive than det...
{}
{'log_upvote_score': 4, 'links': ['https://softwareengineering.stackexchange.com/questions/352648', 'https://softwareengineering.stackexchange.com', 'https://softwareengineering.stackexchange.com/users/250288/']}
jdg_273658
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1693548
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 designing a new dynamic site from a static site. I have the route all sorted but I have a question on my Action method. Below is the code but when testing and looking a...
I echo Levi's comments. This is not the job of the controller. I have tended to use this custom ActionResult for 301's. Below is a modified version with more options. For ASP.NET MVC v2+, use RedirectResult . public class PermanentRedirectResult : ActionResult{ public string Url { get; set; } public PermanentRedirect...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/1693548', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/84539/']}
jdg_360914
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
179820
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 have the following code that includes Assuming to cut through irrelevant detail, or so I had hoped. Assuming[w > 1/2 && P < 1, Reduce[P + f (-1 + P) (-1 + 2 w) ...
Assuming >> Details : Assuming affects the default assumptions for all functions that have an Assumptions option . Assumptions is not an option for Reduce : Options[Reduce] {Backsubstitution -> False, Cubics -> False, GeneratedParameters -> C, Method -> Automatic, Modulus -> 0, Quartics -> False, Working...
{}
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jdg_181078
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
23567
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 projective 3-manifold is a smooth manifold that admits an atlas with values in the real projective 3-space such that all transition maps are restrictions of projective trans...
The first examples of closed 3-manifolds not admitting a conformally flat (Mobius) structure were given by Goldma n: 3-manifolds modeled on the Nil geometry (this link was given by Macbeth in the comments above). Sol manifolds also don't have a Mobius structure, whereas 3-manifolds modeled on the other six geometries d...
{}
{'log_upvote_score': 5, 'links': ['https://mathoverflow.net/questions/23567', 'https://mathoverflow.net', 'https://mathoverflow.net/users/2349/']}
jdg_340077
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
47335090
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 eliminate all the warnings of my Android application and one of them is this: viewModel.value is a boxed field but needs to be un-boxed to execute android:check...
I haven't worked with Android Architecture Components or with the Data Binding libraries in this particular way, but I think I can still help. Within your XML, you've got this: android:checked="@={viewModel.value}" The system is giving you a warning because it wants you to know that in the case where viewModel.value is...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/47335090', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3520621/']}
jdg_255936
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
11604899
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 offset the UIBarButtonItems in my app, I need them slightly offset due to the image I use for my navigation bar so it all lines up correctly. I have managed to...
Turns out I have found the solution! You can adjust these appearence attributes depending on what view your object is in using the following: appearanceWhenContainedIn: Instead of the standard appearance So I have implemented my needs like so, adjusting up and down depending on if the button is in a nav bar or toolbar:...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/11604899', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/427292/']}
jdg_285158
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
415774
Below is a question asked on the forum serverfault.com. Provide a good and informational response to it like a helpful human would. Question: Problem solved but I'm writing down for the future reference. /root/.my.cnf [mysqladmin]user = rootpassword = pa$$w0rd /etc/logrotate.d/mysql /var/log/mysql-s...
In the postrotate , I redirect both stderr and stdout to a log file to see what happens: postrotate /usr/bin/mysqladmin flush-logs > /var/log/mysqladmin.flush-logs 2>&1endscript What I get is: /usr/bin/mysqladmin: connect to server at 'localhost' failederror: 'Access denied for user 'root'@'localhost' (using passwor...
{}
{'log_upvote_score': 5, 'links': ['https://serverfault.com/questions/415774', 'https://serverfault.com', 'https://serverfault.com/users/59925/']}
jdg_326790
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
548876
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: Given $$\frac{x^2}{a^2} + \frac{y^2}{b^2}=1$$ where $a>0$ , $b>0$ I tried to make $y$ the subject from the equation of the ellipse and integrate from $0$ to $a$ . Then m...
In order to find the the area inside the ellipse $\frac{x^2}{a^2}+\frac{y^2}{b^2}=1$, we can use the transformation $(x,y)\rightarrow(\frac{bx}{a},y)$ to change the ellipse into a circle. Since the lengths in the $x$-direction are changed by a factor $b/a$, and the lengths in the $y$-direction remain the same, the area...
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/548876', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/101194/']}
jdg_222456
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
7109555
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 working with Gallery-widget and a lot of bitmaps.For erasing bitmaps I use Bitmap.recycle(). As result I see on logcat next messsage: 08-18 17:49:26.020: INFO/dalvikvm-he...
I just had the same problem. The thing is that by calling recycle() you destroy native object referencing to the pixel data of the image and the object itself (bitmap) is marked "dead". If there is no other object referencing to those data they will be freed by GC. So two possible thing are happening to you: the bitmap...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/7109555', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/616290/']}
jdg_192039
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
5479822
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 4 sets of values: y1, y2, y3, y4 and one set x. The y values are of different ranges, and I need to plot them as separate curves with separate sets of values on the y-...
Try this out.... # The data have a common independent variable (x)x <- 1:10# Generate 4 different sets of outputsy1 <- runif(10, 0, 1)y2 <- runif(10, 100, 150)y3 <- runif(10, 1000, 2000)y4 <- runif(10, 40000, 50000)y <- list(y1, y2, y3, y4)# Colors for y[[2]], y[[3]], y[[4]] points and axescolors = c("red", "blue", "gr...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/5479822', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/682975/']}
jdg_172910
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4261180
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 2 WCF serivces hosted in IIS server. Here is web.config <?xml version="1.0"?><configuration> <system.web> <compilation debug="true" targetFramework="4.0" /> </sys...
When you host your WCF services in IIS, your address defined in the service endpoints is not the one you need to use. <endpoint // this is **NOT** the address you can use to call your service! address="http://localhost:9001/BubensService" Rather, the web server, its port (usually 80) and the virtual directo...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/4261180', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/164063/']}
jdg_148076
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
14703310
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 use a decorator to handle auditing of various functions (mainly Django view functions, but not exclusively). In order to do this I would like to be able to audit th...
Decorators usually return a wrapper function; just put your logic in the wrapper function after invoking the wrapped function. def audit_action(action): def decorator_func(func): def wrapper_func(*args, **kwargs): # Invoke the wrapped function first retval = func(*args, **kwargs) ...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/14703310', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/45698/']}
jdg_263591
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
267155
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: Back in the day I used to build chroot jails using yum . It was simple, easy, and let me do things that weren't really available at the time (build packages for multiple...
As you found out, with dnf you need to specify the --releaserver argument. In addition, if you want to use repositories specific to the chroot, then you'll need a bit more work. I find the easiest solution is to create your own dnf.conf file inside the chroot, put the repository configurations inside, and then use it. ...
{}
{'log_upvote_score': 4, 'links': ['https://unix.stackexchange.com/questions/267155', 'https://unix.stackexchange.com', 'https://unix.stackexchange.com/users/159238/']}
jdg_212510
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
58460501
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 this following regex which is working in chrome but causes an error in firefox or safari. I need to modify it to make it work. Can anybody help out a poor soul? Thanks...
firefox and safari doesn't have support for lookbehind yet, you can use capture group ( used so that this the pattern on which we are splitting will be also be added in output ) and split on <tag> </tag> let str = "The quick brown <tag>fox</tag> jumps over the lazy <tag>dog</tag>"let regex = /(<tag>.*?<\/tag>)/console...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/58460501', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/11389020/']}
jdg_84036
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
28613
Below is a question asked on the forum mechanics.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: As some of you may know from this question i am currently rebuilding my car. The plan is to rebuild it from scratch. An important part is the engine. At the moment ...
My first thoughts, given the car is question, would be to check to see if there is a performance version of the car which features four wheel drive. For road use, if you have over 300bhp going through the front wheels, things can get difficult. A friend of mind had a 320bhp Seat Leon Cupra (Front wheel drive) and sold...
{}
{'log_upvote_score': 5, 'links': ['https://mechanics.stackexchange.com/questions/28613', 'https://mechanics.stackexchange.com', 'https://mechanics.stackexchange.com/users/16565/']}
jdg_376330
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
525177
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 Ahlfors' Complex Analysis text, page 240, he defines the following two integrals: $$K=\int_{-1}^1 \frac{dt}{\sqrt{(1-t^2)(1-k^2 t^2)}}, $$ $$K'=\int_1^{1/k} \frac{dt}...
Ahlfors probably intended the reader to notice that$2K$ and $2iK'$ are the fundamental real and imaginary periods ofthe elliptic integral $$\int \frac{dt}{\sqrt{(1-t^2)(1-k^2 t^2)}},$$and thus that $K=K'$ iff the period lattice is square,which in turn happens iff the branch points $t=\pm 1$ and $t=\pm 1/k$have fourfold...
{}
{'log_upvote_score': 5, 'links': ['https://math.stackexchange.com/questions/525177', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/62839/']}
jdg_145682
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
44821187
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 out the new WebClient from Spring 5 (5.0.0.RC2) in a codebase that uses reactive programming and I've had success mapping the JSON response from an endpoint to a D...
ClientResponse.bodyToMono() in the end uses some org.springframework.core.codec.Decoder which claims to support the specified class. So we should check the class hierarchy of the Decoder , in particular where and how the decodeToMono() method is implemented. There is a StringDecoder which supports decoding to String , ...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/44821187', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2702713/']}
jdg_265457
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
28300946
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: At first glance, it seems like Python's __del__ special method offers much the same advantages a destructor has in C++. But according to the Python documentation ( https://do...
__del__ is a finalizer. It is not a destructor. Finalizers and destructors are entirely different animals. Destructors are called reliably, and only exist in languages with deterministic memory management (such as C++). Python's context managers (the with statement) can achieve similar effects in certain circumstanc...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/28300946', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/354633/']}
jdg_101417
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
49961149
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 archive pdf files from remote websites to Google Cloud Storage using a google function triggered by a firebase write. The code below works. However, this functi...
Let me begin with a brief explanation of how GCS file system works: as explained in the documentation of Google Cloud Storage , GCS is a flat name space where the concept of directories does not exist. If you have an object like gs://my-bucket/folder/file.txt , this means that there is an object called folder/file.txt ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/49961149', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/5154097/']}
jdg_382604
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
35839991
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 one-liner to convert a list of String to a set of enum?For instance, having: public enum MyVal { ONE, TWO, THREE} and List<String> myValues = Arrays.asList("ONE...
Yes, you can make a Stream<String> of your elements, map each of them to the respective enum value with the mapper MyVal::valueOf and collect that into a new EnumSet with toCollection initialized by noneOf : public static void main(String[] args) { List<String> myValues = Arrays.asList("ONE", "TWO", "TWO"); EnumS...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/35839991', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1321514/']}
jdg_365621
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
8455552
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 used mybatis-spring-1.0.3-SNAPSHOT mybatis-3.0.6 spring3.0.6.I tried to delete record from a table like this: <delete id="deleteNote" parameterType="hashMap"> DELETE FR...
OK I see a few problems. First, when setting a null parameter into a Prepared Statement or a Callable Statement MyBatis needs to know the jdbc type.Like this, #{myNullParamenter, jdbcType=VARCHAR} You're also generating your 'in clause incorrectly. You need to use the foreach tag to only generate list of the values. ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/8455552', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1091038/']}
jdg_242963
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
3049213
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 made this function to calculate color differences in the CIE Lab colorspace, but it lacks speed. Since I'm not a Java expert, I wonder if any Java guru around has some...
cos is expensive, especially 4 in a row. You appear to be computing cos(n a+b) where b is a constant and n is a small integer. This means you can precompute cos(b) and sin(b) and at runtime compute just cos(hp) and sin(hp). You can get cos(n a+b) by making repeated use of cos(a+b) = cos(a)*cos(b)-sin(a)*sin(b) You'll b...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/3049213', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/367708/']}
jdg_348647
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
117475
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: If I have a website or mobile app, that speaks to the server through a secured SSL/TLS connection (i.e. HTTPS), and also encrypt the messages sent and received in-be...
It's not uncommon, but it may not be required. A lot of developers seem to forget that HTTPS traffic is already encrypted - just look at the number of questions about implementing client side encryption on this website - or feel that it can't be trusted due to well-publicised issues such as the Lenovo SSL MitM mess . H...
{}
{'log_upvote_score': 8, 'links': ['https://security.stackexchange.com/questions/117475', 'https://security.stackexchange.com', 'https://security.stackexchange.com/users/45233/']}
jdg_370558
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
21612058
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 noticed a odd behavior in using letter-spacing and text-align: center together. Increasing the space, bring the text to be closer to the left margin of the element. di...
It seems you need to indent the text by the same amount as the letter-spacing. The first letter does not have the spacing applied to the left side div { width: 400px; height: 400px; background-color: #3b0d3b; text-align: center; margin: auto;}p { color: #fff; background: black; text-align: center; font-size: 1...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/21612058', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/171168/']}
jdg_100991
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
11838793
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 a constant issue with one of my git repos. I keep getting the following error: fatal: Unable to create 'v:/path/to/files/.git/index.lock': File exists. If no o...
Sudo the command: sudo rm -f ./.git/index.lock Both errors suggest index.lock is owned by another user. Run the rm as a superuser, then try your commands again. You might also consider setting core.sharedRepository to true if that is, in fact, the case with your repo: core.sharedRepository When group (or true), the rep...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/11838793', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/836343/']}
jdg_153279
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4609622
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 use of socket declaration in config/database.yml ? Example code: staging: adapter: mysql encoding: utf8 database: (database) pool: 5 username: (user) passwor...
When two programs want to talk to each other over the network, one program might open up a TCP connection (a "socket") with the other one. The first program needs to know the IP address of the second computer and the port on which the program is listening. On Linux, when two programs on the same computer want to talk t...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/4609622', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/564632/']}
jdg_90675
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4172674
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 a multithreaded program in java. I have written something like this exec.execute(p) // where p is a runnable task working on an arrayprint arrayexec.shutdown Th...
I think you are shutting down your executor too early. This is an example how I think you should be working. public class Main { public static void main(String[] args) throws Exception { // the array to modify final int[] array = new int[1000]; // start the executor (that modifies the array) ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/4172674', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/-1/']}
jdg_170795
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
23267119
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 I am trying to do is to show a div as a pop-up when I push a button and disable the background. My pop-up is working perfectly fine but the problem comes when I try to d...
I need this list of employee in ajax In spring when you need object serialization, de-serialization and message conversion. in that case you need to annotate your controller handler method with @RequestBody and @ResponseBody . Where: @ResponseBody : will inform spring that try to convert its return value and write it t...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/23267119', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3257646/']}
jdg_371509
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
31280817
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 looking at the various parts of the CPU pipeline which can detect branch mispredictions. I have found these are: Branch Target Buffer (BPU CLEAR) Branch Addres...
This is a good question! I think the confusion that it's causing is due to Intel's strange naming schemes which often overload terms standard in academia. I will try to both answer your question and also clear up the confusion I see in the comments. First of all. I agree that in standard computer science terminology a ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/31280817', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/997112/']}
jdg_85378
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1175310
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 started to study ZFC axioms recently, here the intersection of a set S is defined as ⋂A={x:∀y(y∈A→x∈y)} , Thus if S = {{1, 2, 3}, {2, 3, 4}} then ⋂s = {2, 3}, then by ...
No, antisymmetric is not the same as reflexive. An example of a relation that is reflexive, but not antisymmetric is the relation$$R={(1,1),(1,2),(2,2),(2,1)}$$ on $$A={1,2}.$$ It is reflexive because for all elements of $A$ (which are $1$ and $2$), $(1,1)\in R$ and $(2,2)\in R$. The relation is not anti-symmetric be...
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/1175310', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/219106/']}
jdg_118925
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
13067012
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 data files have date is the format i.e. 1975M1, 1975M2, ... 2011M12 for time series data. when plotting this data using R, I want the x-axis to display the months on tick...
Perhaps you are not using as.yearmon() correctly, because the following works for me (using dat from Gavin's answer): library(zoo)dat$date <- as.yearmon(dat$date, "%YM%m") Thus, working through to getting things to plot correctly: Your data: dat <- read.table(text = "date x x21975M1 112.44 113.121975M2 113.1 ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/13067012', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1004078/']}
jdg_218040
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
308703
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 change all the numeric keys to "Name" without looping through the array (so a php function)? [ 0 => 'blabla', 1 => 'blabla', 2 => 'blblll', // e...
If you have an array of keys that you want to use then use array_combine Given $keys = array('a', 'b', 'c', ...) and your array, $list, then do this: $list = array_combine($keys, array_values($list)); List will now be array('a' => 'blabla 1', ...) etc. You have to use array_values to extract just the values from the ar...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/308703', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/-1/']}
jdg_143901
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1027
Below is a question asked on the forum quant.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: In what ways (and under what circumstances) are correlation and cointegration related, if at all? One difference is that one usually thinks of correlation in terms of ...
This isn't really an answer, but it's too long to add as a comment. I've always had a real problem with the correlation/covariance of price . To me, it means nothing. I realize that it gets used (abused) in many contexts, but I just don't get anything out of it (over time, price has to generally go up, go down, or ...
{}
{'log_upvote_score': 7, 'links': ['https://quant.stackexchange.com/questions/1027', 'https://quant.stackexchange.com', 'https://quant.stackexchange.com/users/56/']}
jdg_356152
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
5801684
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 my application I have an option to start navigation to selected POI. Basically what I want is to launch a turn-by-turn navigator from my application. The thing is I don't ...
The bad news is, there isn't a standard Intent URI for navigation. Yes, google.navigation URIs exist, and an app may choose to support it. The best solution I can think of is to: Explicitly check for known apps Implicitly check for apps hooking google.navigation: and perhaps geo: (but then you also get map apps) You ca...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/5801684', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/309946/']}
jdg_178428
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
621071
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: This is a problem I was trying to solve for a while with no succeed. Show that the equation $\cos (a_1x) + \cdots + \cos (a_nx) = 0$ has at least one solution in $[0,\fr...
By a simple scaling argument, it is clear we only need to prove the assertion for thespecial case $a_1 = 1$. Let us assume this is the case. Notice for any $\alpha > 0$, we have $$\int_0^\pi \sin(x) \cos(\alpha x) dx = \begin{cases} 0, & \alpha = 1\\\frac{1 + \cos(\pi\alpha)}{1-\alpha^2}, & \alpha\ne 1\end{cases}$$ Let...
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/621071', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/58871/']}
jdg_346496
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
6340918
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 understand that the keystore would usually hold private/public keys and the trust store only public keys (and represents the list of trusted parties you intend to communica...
The terminology is a bit confusing indeed, but both javax.net.ssl.keyStore and javax.net.ssl.trustStore are used to specify which keystores to use, for two different purposes. Keystores come in various formats and are not even necessarily files (see this question ), and keytool is just a tool to perform various operati...
{}
{'log_upvote_score': 10, 'links': ['https://Stackoverflow.com/questions/6340918', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/233266/']}
jdg_244415
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
279752
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 bought a new electric fan oven recently. It has a digital thermostat and control system. Yet much to my surprise, I can hear a relay clicking on and off inside ...
Advantages of relays over triacs: Very little voltage drop when on. This means they don't dissipate much power. For high power devices, the cost of dealing with the heat often outweighs the cost of the component that dissipates the heat. Good isolation. The relay coil is inherently electrically separated from the re...
{}
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jdg_271342
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
207701
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 "geometric" rough path is a rough path such that $Sym(\mathbb{X}_{s,t})=\frac{1}{2}X_{s,t}\otimes X_{s,t}$. For example the Ito rough path is not geometric because $Sym(\mat...
Geometric rough paths have the property that if you want to solve an equation with values in a manifold, choose a coordinate chart, and write in local coordinates$$dY^i = V_0^i(Y)\,dt + \sum_j V_j^i(Y)\,dX_j$$for some vector fields $V_i$ (with the obvious abuse of notation that the solution actually depends on the choi...
{}
{'log_upvote_score': 5, 'links': ['https://mathoverflow.net/questions/207701', 'https://mathoverflow.net', 'https://mathoverflow.net/users/-1/']}
jdg_79611
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
7558019
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 searched for a while on this topic and found some results too, which I am mentioning at the end of post. Can someone help me precisely answer these three questions for the ...
The big difference between XmlSlurper and XmlParser is that the Parser will create something similar to a DOM, while Slurper tries to create structures only if really needed and thus uses paths, that are lazily evaluated. For the user both can look extremely equal. The difference is more that the parser structure is ev...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/7558019', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/469414/']}
jdg_242677
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
52852503
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 check length of my string literals at compile time. For now I am thinking about the following construction, but can't complete it: #define STR(s) (sizeof(s) <...
This is C++, where there are superior options to macros. A template can give you the exact semantics your want. template<std::size_t N>constexpr auto& STR(char const (&s)[N]) { static_assert(N < 10, "String exceeds 10 bytes!"); // < 11 if you meant 10 characters. There is a trailing `\0` // in every literal, e...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/52852503', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/-1/']}
jdg_242942
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
567143
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: If I use an external 8MHz crystal connector to a microcontroller, but the core can run at a higher frequency. Like what factor decides that the core should run at...
Almost any modern microcontroller has an oscillator control block, which typically comprises one or more internal oscillators, pins for external (crystal or other), oscillators, phased locked loops (to multiply the basic osciallator frequency), dividers, and lots of logic to control all this stuff. The end result is th...
{}
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jdg_176166
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4094247
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 my textbook proof looks like this: For equation $x^4 - 3x^3 + x + 2$ Let's suppose that $p/q$ is a root Then following true $(p/q)^4 -3(p/q)^3 + p/q + 2 = 0$ Multiply...
That proof is missing one statement. "Let's suppose $p/q$ is a rational root with $\gcd(p,q) = 1$ and $q > 1$ ." Notice that for every way to write a rational number, we can make its denominator positive by usual arithmetic rules and can make the numerator and denominator relatively prime by reducing to lowest terms ...
{}
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jdg_231959
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
55565444
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 following a Udemy course on how to register events with hooks, the instructor gave the below code: const [userText, setUserText] = useState(''); const handleUserKeyPres...
The best way to go about such scenarios is to see what you are doing in the event handler. If you are simply setting state using previous state , it's best to use the callback pattern and register the event listeners only on initial mount. If you do not use the callback pattern , the listeners reference along with its ...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/55565444', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/9816472/']}
jdg_215897
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
743085
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 am very new to installation of certificates and AWS itself altogether. Now, in my current infrastructure I have 3 ELBs that are in a VPC. I have purchased a wildcard ssl cert...
What I want is that all the communication between my ELBs and the external world should be over HTTPS. How can I achieve this ? Completely disabling plain HTTP is usually not on option, but can configure your webservers to (permanently) redirect any unencrypted request from http://... to https://... Can I install the o...
{}
{'log_upvote_score': 4, 'links': ['https://serverfault.com/questions/743085', 'https://serverfault.com', 'https://serverfault.com/users/327235/']}
jdg_160356
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
284772
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: Let's say I have a computer running at 4 GHz. I would say it means I need a way to measure increments of time of about 0.25 ns. How does a computer do that? My qu...
It's not a "sensor", it's a generator; time is not a thing that can be directly sensed. See How does a quartz crystal work? The crystal does not itself produce the 4GHz signal, that's done with a PLL (as in pgvoorhees' comment): For a PLL Clock multiplier, where does the new clock come from? Basically, there is a tunin...
{}
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jdg_288495
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
671
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: Whenever a Link is created using LinkCreate or LinkLaunch with LinkProtocol -> "TCPIP" , Mathematica opens up two ports for communicating with the attached proces...
If you want to use port forwarding, you'll need to know that for every MathLink connection, two different ports are used. The full syntax for TCPIP link names looks like this: LinkCreate["8000@1.2.3.4,8001@1.2.3.4", LinkProtocol -> "TCPIP"] 8000 and 8001 are the port numbers while 1.2.3.4 is your IP address. You can ...
{}
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jdg_200695
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
766397
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 a simple way to get a Perl script to run as a daemon in linux? Currently, this is on CentOS. I'd want it to start up with the system and shutdown with the system, so s...
The easiest way is to use Proc::Daemon . #!/usr/bin/perluse strict;use warnings;use Proc::Daemon;Proc::Daemon::Init;my $continue = 1;$SIG{TERM} = sub { $continue = 0 };while ($continue) { #do stuff} Alternately you could do all of the things Proc::Daemon does: Fork a child and exits the parent process. Become a ses...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/766397', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/54322/']}
jdg_281676
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
6026
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'm a medical student trying to understand statistics(!) - so please be gentle! ;) I'm writing an essay containing a fair amount of statistical analysis including survi...
Generally speaking, $\exp(\hat\beta_1)$ is the ratio of the hazards between two individuals whose values of $x_1$ differ by one unit when all other covariates are held constant. The parallel with other linear models is that in Cox regression the hazard function is modeled as $h(t)=h_0(t)\exp(\beta'x)$ , where $h_0(t)$ ...
{}
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jdg_207394
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
36973134
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 use boto3 to configure an s3 bucket to invoke an AWS lambda every time an object is created in that bucket. Here is my code: s3 = ..boto3 resourcebucket_notificati...
One has to add permissions on the lambda end to allow S3 to invoke the lambda function. Beware, if you manually create the event source mapping using the AWS Lambda GUI and then delete the event source mapping, the permission still exists! So you won't get the above error. However, if you start from scratch and then tr...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/36973134', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/238012/']}
jdg_156778
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
440663
Below is a question asked on the forum softwareengineering.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I'm following roughly the TDD style as explained in the "Obey the Testing Goat" book: You have a functional test for your (Django, in my case) web app tha...
I think you have to live with the fact that some things are not suitable for test automation. For example, when running automated tests regularly and frequently simply isn't affordable, because it would produce way more costs than the tests can be expected to save. Here, you should remember that developers managed to b...
{}
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jdg_215758
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
33036321
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 I'm using the remove_job and the shutdown functions of the scheduler to stop a job, but it keeps on executing. What is the correct way to stop a job from exec...
Simply ask the scheduler to remove the job inside the job_function using the remove_function as @Akshay Pratap Singh Pointed out correctly, that the control never returns back to start() from apscheduler.schedulers.background import BlockingSchedulercount = 0def job_function(): print "job executing" global count,...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/33036321', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1167227/']}
jdg_122265
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
507638
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: Question I have been wondering about this question since I was in school. How can one number tell so much about the whole matrix being invertible or not? I know the proo...
Here's an explanation for three dimensional space ( $3 \times 3$ matrices). That's the space I live in, so it's the one in which my intuition works best :-). Suppose we have a $3 \times 3$ matrix $\mathbf{M}$ . Let's think about the mapping $\mathbf{y} = f(\mathbf{x}) = \mathbf{M}\mathbf{x}$ . The matrix $\mathbf{M}$ i...
{}
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jdg_215407
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
3434799
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 how to run an external application in C# System.Diagnostics.Process.Start(executableName); but what if the application I want to run has extension that is not recogniz...
Key is to set the Process.StartInfo.UseShellExecute property to false prior to starting the process, e.g.: System.Diagnostics.Process p = new System.Diagnostics.Process();p.StartInfo.FileName = @"c:\tmp\test.bin";p.StartInfo.UseShellExecute = false;p.Start(); This will start the process directly: instead of going thro...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/3434799', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/250162/']}
jdg_253996
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
2949694
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 was wondering, why we need to study Probability. I have come to the following personal conclusion: A lot of things take place in our everyday life, or we get involved ...
The simple answer is that Inferential Statistics simply cannot exist without probability. Every major result in Inferential Statistics has a rigorous underpinning in Probability/measure theory. The Laws of Large Numbers say obvious things: "The sample mean will converge in probability/almost surely to the true populati...
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/2949694', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/366312/']}
jdg_97352
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
30095189
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 Java 7 application using JVM ARGS: -Xms1024m -Xmx2048m , and it runs pretty well. After I upgrade to Java 8, it runs in error state with Exception: Exception in thre...
Due to PermGen removal some options were removed (like -XX:MaxPermSize ), but options -Xms and -Xmx work in Java 8. It's possible that under Java 8 your application simply needs somewhat more memory. Try to increase -Xmx value. Alternatively you can try to switch to G1 garbage collector using -XX:+UseG1GC . Note that i...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/30095189', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3275167/']}
jdg_319329
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
148086
Below is a question asked on the forum chemistry.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I was very confused by this problem. I was able to get the molarity, but I wasn’t certain how to go from there: If $\pu{2.60 g}$ of $\ce{NaBr}$ is dissolved in enou...
Flours contain a diverse array of carbohydrates which vary depending on the specific type of flour (wheat, rye, teff, etc). There will usually be a lot of starch (itself having variable amounts of different types of branching), some small mono and oligosaccharides (again of varying types) and "fiber", which is a broad ...
{}
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jdg_148729
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
14754
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: I am working on an audio system where I need to implement an equal power crossfade between two signals over a specified number of samples. Initially I implemented a linea...
if the two audio signals are totally uncorrelated, the the squares of the two crossfade gains should add to 1. so, to prevent that dip, your crossfade function will look more like $\sqrt{\frac{1}{2}(1+t)}$ and $\sqrt{\frac{1}{2}(1-t)}$ rather than $\frac{1}{2}(1+t)$ and $\frac{1}{2}(1-t)$ for $-1 \le t \le +1$. note...
{}
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jdg_233459
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
46119328
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 the time complexity of applying the next() and prev() function on an multiset<int>::iterator type object where the corresponding multiset contains the N elements? I u...
The standard mandates that all operations on iterators run in amortized constant time: http://www.eel.is/c++draft/iterator.requirements#general-10 . The basic idea is that each iterator category only defines operations which can be implemented in amortized time. Iteration is a common thing to do, and if operator++ on a...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/46119328', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3760132/']}
jdg_186539
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
25321180
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 force the user to make a selection, rather than just using the first field.How do I prevent the user from submitting this form without using javascript? <select re...
Per this answer , you can use HTML5's required attribute on a <select> if you give the default <option> an empty value attribute (among other criteria, see the <select> docs ). If a select element has a required attribute specified, does not have a multiple attribute specified, and has a display size of 1; and if the v...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/25321180', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/197546/']}
jdg_259196
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
49774769
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: console.log(a) //output:ƒ a(){}var a = 1;function a(){};var a = 10;console.log(a) //output:10 ==================== var a = 1;if(true){ function a(){}; var a = 10;}console.l...
This is surprising as javascript var doesn't respect block scope but functional scope... Sure, but you didn't use var for the declaration of a in the block scope. You used a function declaration, which does respect block scopes (otherwise it would be completely invalid code , as in ES5 strict mode). It's permissible in...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/49774769', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/8751170/']}
jdg_184126
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
45331719
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Let's suppose we have a method that creates and uses possibly very big vector<foo> s.The maximum number of elements is known to be maxElems . Standard practice as of C++11 is...
Summary There is likely to be some downside to using a too-large reserve, but how much is depends both on the size and context of your reserve() as well as your specific allocator, operating system and their configuration. As you are probably aware, on platforms like Windows and Linux, large allocations are generally n...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/45331719', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/7416115/']}
jdg_209254
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
21968965
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 build a simple web application using Spring Boot. When I restart the application all database tables are recreated. I tried setting hibernate.hbm2ddl.auto to up...
Your configuration isn't a @Configuration class. Next to that I suggest that you use the power of Spring Boot. Which means I would suggest removing everything but the DataSource configuration and simply add an application.properties file with the following properties spring.jpa.database=POSTGRESQLspring.jpa.show-sql=fa...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/21968965', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3170702/']}
jdg_242153
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
8264
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: I can't really fully understand what same origin domain means. I know it means that when getting a resource from another domain (say a JS file) it will run from the ...
Why is the same origin policy important? Assume you are logged into Facebook and visit a malicious website in another browser tab. Without the same origin policy JavaScript on that website could do anything to your Facebook account that you are allowed to do. For example read private messages, post status updates, anal...
{}
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jdg_154025
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
3871861
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 was working through some past paper questions when this question came up. The question is as follows. $f(x) = ax^2+bx+c$ are positive, and $a+b+c=1$ . Prove that the i...
(Compare A Quadratic With Positive Coefficients or Inequalities with polynomials on AoPS). Any polynomial $f$ with real positive coefficients satisfies $$ f(x_1)\cdots f(x_n) \ge f(\sqrt[n]{x_1 \cdots x_n})^n$$ for positive numbers $x_1, \ldots, x_n$ . That is a consequence of the generalized Hölder inequality , altern...
{}
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jdg_151182
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
9405965
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 dynamically making a regex. I want it to match the following: lemle,,mlevmlecm Basically, "lem" but before the m it can have any number of , or any one of any character. ...
Whenever you think "or" in Regular Expressions, you should start with alternation: a|b matches either a or b . So any number of a list of characters OR 1 of any character can be translated quite literally to [...]*|. where ... would be the list of characters to match (a character class ). If you use that as part of a ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/9405965', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1227260/']}
jdg_135721
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
247407
Below is a question asked on the forum softwareengineering.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I have a colleague who has come up with a way of 'genericizing' information from a database so that all his web application's drop-down lists can share th...
This sounds suspiciously like an inner platform. Here are the potential problems: You'll be writing queries that query the database for what information to query (metaqueries) first, rather than queries that simply retrieve the needed information. You'll be subverting the role of the database, which already provides me...
{}
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jdg_374006
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
96972
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 a question regarding parameter interpretation for a GLM with a gamma distributed dependent variable. This is what R returns for my GLM with a log-link: Call:glm(...
The log-linked gamma GLM specification is identical to exponential regression: $$E[y \vert x,z] = \exp \left( \alpha + \beta \cdot x +\gamma \cdot z \right)=\hat y$$ This means that $E[y \vert x=0,z=0]=\exp(\alpha)$. That's not a very meaningful value (unless you centered your variables to be be mean zero beforehand)....
{}
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jdg_345602
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
50915526
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 achieve a deeper understanding of lens library, so I play around with the types it offers. I have already had some experience with lenses, and know how powerful...
Lenses characterise the has-a relationship; Prisms characterise the is-a relationship. A Lens s a says " s has an a "; it has methods to get exactly one a from an s and to overwrite exactly one a in an s . A Prism s a says " a is an s "; it has methods to upcast an a to an s and to (attempt to) downcast an s to an a . ...
{}
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jdg_337152
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
37746516
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Do you know is it possible to use component in itself? If yes,where to read about it? I have next situation: have list of mainItems, every Main Item has subItem (the same loo...
update forwardRef() isn't required anymore because directives was moved to NgModule.declarations and therefore recursive components don't need to be registered on themselves as directives anymore. Angular 4.x.x Plunker example original That supported. You just need to add the component to directives: [] in its @Compone...
{}
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jdg_120876
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
6548750
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 notice that in CoffeeScript, if I define a function using: a = (c) -> c=1 I can only get the function expression : var a;a = function(c) { return c = 1;}; But, personall...
CoffeeScript uses function declarations (aka "named functions") in just one place: class definitions. For instance, class Foo compiles to var Foo;Foo = (function() { function Foo() {} return Foo;})(); The reason CoffeeScript doesn't use function declarations elsewhere, according to the FAQ : Blame Microsoft for this ...
{}
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jdg_366614
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
8850524
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 certificate (SecCertificateRef), I can check if it's valid and I can extract a "summary" using SecCertificateCopySubjectSummary. What is the "summary" exactly? I don...
I couldn't wait for an answer to the bounty, so I found a solution myself. As others said, Security.framework doesn't give you a way to get this information, so you need to ask OpenSSL to parse the certificate data for you: #import <openssl/x509.h>// ...NSData *certificateData = (NSData *) SecCertificateCopyData(certif...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/8850524', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1049812/']}
jdg_327621
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
332614
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 a sequence of non negative variables $X_n$ such as:$$E(X_n|C_n)=\frac{C_n}{n^2}$$ where $C_n$ is a sequence of random variables converging almost surely to $1$. ...
Yes, $X_{n} \to 0$ almost surely. The argument I have is a little convoluted, so bear with me. First, consider the events $F_{k} = \bigcup_{n \geq k} \{ C_{n} > 2 \}$. By the almost sure convergence of the $C_{n}$ it follows that $P( \bigcap_{k} F_{k} ) = 0$, and since $F_{1} \supseteq F_{2} \supseteq \cdots$ we have $...
{}
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jdg_375520
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
41761645
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Ok I think I have understood the use of one and two heading underscores in Python. Correct me if I am wrong, In the case of one underscore, the underscore prevents the from ...
Short answer: use a single leading underscore unless you have a really compelling reason to do otherwise (and even then think twice). Long answer: One underscore means "this is an implementation detail" (attribute, method, function, whatever), and is the Python equivalent of "protected" in Java. This is what you should...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/41761645', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3760875/']}
jdg_275169
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
7190888
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: modules: News action: executeIndex executeEdit etc. templates: _editPlus.php IndexSuccess.php EditSuccess.phpmodules: EditNews action: ...
I figured it out. The way to do it is to use the Generic Desktop Page (0x01) Keyboard (06) (and Keypad (07) for completeness) for use with IOHIDManagerSetDeviceMatchingMultiple, and then the input value callback gets Keyboard/Keypad Usage Page (0x07) stuff. For example, to setup a an HIDManager for all keyboards/keypad...
{}
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jdg_306458
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
56982005
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 run "npm start" in application I get the following error -FATAL ERROR: Ineffective mark-compacts near heap limit Allocation failed - JavaScript heap out of memory Most...
There could be multiple ways to use this flag. I'm using 8GB as an example to allocate the amount of memory but you could select as per your project. First option What OP was originally looking for was a way to set an Environment Variable . The NODE_OPTIONS --max-old-space-size environment variable allows to increase N...
{}
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jdg_129635
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
45285244
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 python pandas dataframe df like this: a b1 33 65 76 47 8 I want to transfer it to a list: [(1,3),(3,6),(5,7),(6,4),(7,8)] Thanks. Now provide the response and...
If performance is important, use a list comprehension: [tuple(r) for r in df.to_numpy()]# [(1, 3), (3, 6), (5, 7), (6, 4), (7, 8)] Note: For pandas < 0.24, please use df.values instead. You may find even better performance if you iterate over lists instead of the numpy array: [tuple(r) for r in df.to_numpy().tolist()]#...
{}
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jdg_290840
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
17204
Below is a question asked on the forum quant.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I have read about convergence in terms of MC simulation for derivative pricing, but I am not clear on what it exactly means.Let us suppose I price an option 100,000 pat...
To keep things simple let's assume you have a perfect random number generator (i.e. I will discuss only the statistics not the numerics of the problem). I will also focus on the practical matter and gloss over some mathematical details. From a practical perspective "convergence" means that you will never get an exact a...
{}
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jdg_73232
PrimeIntellect/stackexchange-question-answering