source
string
task_type
string
in_source_id
string
instruction_seed
string
gold_standard_solution
string
verification_info
string
metadata
string
problem_id
string
_source
string
stackexchange
llm_judgeable_groundtruth_similarity
68854198
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 app that opens the json version of a spreadsheet that I've published to the web. I used the instructions on this website: https://www.freecodecamp.org/news/cjn-goog...
You are using the JSON Alt Type variant of the Google Data protocol . This protocol is dated and appears to no longer work reliably. The GData API Directory tells: Google Spreadsheets Data API: GData version is still live. Replaced by the Google Sheets API v4. Google Sheets API v4 is a modern RESTful interface that is ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/68854198', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/5821880/']}
jdg_360131
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
16261645
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 just found out that there was an extension to bootstrap when i am trying to find something like .row-link so when i implemented it on my table, i can't seem to invoke a mod...
s = 'Time:"Last 7 Days" Time:"Last 30 Days"'s.match(/(?:[^\s"]+|"[^"]*")+/g) // -> ['Time:"Last 7 Days"', 'Time:"Last 30 Days"'] Explained: (?: # non-capturing group [^\s"]+ # anything that's not a space or a double-quote | # or… " # opening double-quote [^"]* # …followed by zero or ...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/16261645', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1545664/']}
jdg_321817
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
3329739
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: If $x_n$ is a sequence of real numbers greater than 1 and $\lim_{n \to \infty} x_n \geq 1$ .Can we determine the limit of $x_n$ if we know that $\lim_{n \to \infty} x_...
$\lim_{n\rightarrow \infty}x_n = 1$ . Since $x_n\geq1,\forall n\geq 1$ , we have $x^n_n\geq x_n$ , hence $\lim x_n^n\geq \lim x_n \geq 1$ , which implies $\lim x_n=1$ .
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/3329739', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/608434/']}
jdg_197077
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
38437
Below is a question asked on the forum cstheory.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: By the Curry-Howard Isomorphism we view propositions (or theorems if true/inhabited) as types. But take the type $\mathbb{N} \implies \mathbb{N} \implies \mathbb{N} ...
Actually, the motivation for introducing dependent types goes in the opposite direction! Curry had noticed that there was a direct correspondence between typed terms in the $SK$ calculus and proofs in (minimal implicational) propositional logic, but there was no programing language known to correspond in such a way to ...
{}
{'log_upvote_score': 4, 'links': ['https://cstheory.stackexchange.com/questions/38437', 'https://cstheory.stackexchange.com', 'https://cstheory.stackexchange.com/users/45786/']}
jdg_166171
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
47596
Below is a question asked on the forum mathoverflow.net. Provide a good and informational response to it like a helpful human would. Question: I am teaching a course on manifolds, and soon I will have to prove the Stokes' theorem which, of course, involves defining oriented manifolds. There are many ways to define an...
I think instead of reducing the structure group of the tangent bundle, you could consider reducing the structure group of its top exterior power, which is always a one-dimensional vector bundle, even in dimension zero. Then the set of orientations of each connected component is a torsor under $GL_1(\mathbb{R})/GL_1^+(...
{}
{'log_upvote_score': 5, 'links': ['https://mathoverflow.net/questions/47596', 'https://mathoverflow.net', 'https://mathoverflow.net/users/3635/']}
jdg_181413
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
560485
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 am working with a private medical dataset including categorical features coming from patients examinations.However, the problem is that some patients underwent MRI, o...
It's really that bad, as detailed in many of Patrick and my writings. Think about it these ways, for starters: If you categorize a marker the loss of information is so great that you will need to go an collect more markers to make up for the loss. Why not instead get the most information out of a single marker? Then...
{}
{'log_upvote_score': 4, 'links': ['https://stats.stackexchange.com/questions/560485', 'https://stats.stackexchange.com', 'https://stats.stackexchange.com/users/315450/']}
jdg_369928
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
5825575
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 best way to detect if a WPF RichTextBox/FlowDocument is empty? The following works if only text is present in the document. Not if it contains UIElement's new Tex...
You could compare the pointers, which is not all too reliable: var start = rtb.Document.ContentStart;var end = rtb.Document.ContentEnd;int difference = start.GetOffsetToPosition(end); This evaluates to 2 if the RTB is loaded, and 4 if content has been entered and removed again. If the RTB is completely cleared out e.g....
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/5825575', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/730141/']}
jdg_221001
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
2463602
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: sometimes, I have to re-import data for a project, thus reading about 3.6 million rows into a MySQL table (currently InnoDB, but I am actually not really limited to this engi...
if you're using innodb and bulk loading here are a few tips: sort your csv file into the primary key order of the target table : remember innodb uses clustered primary keys so it will load faster if it's sorted ! typical load data infile i use: truncate <table>;set autocommit = 0;load data infile <path> into table <tab...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/2463602', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/295604/']}
jdg_135884
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
20819112
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 an easy way to show an dialog when the program is started for the first time (and only the first time), for some kind of instruction or specifying settings? Now pro...
You could save it as a bool in your settings and you should check at load event of first form.Your settings file should have a setting that I called "FirstRun" do this with following steps: Right click your Project Click "Properties" Click "Settings" tabpage(probably on the left) Add setting like I did as seen in image...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/20819112', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3125024/']}
jdg_327700
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
2744850
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 goal: Prove that there is no integer $k$ such that ${(k+1)^2\over{k^2}}=2$. My proof:If ${(k+1)^2\over{k^2}}=2$, then ${{k+1}\over{k}}=\sqrt2$, and if $k$ is an inte...
How about solving the equation: $(k+1)^2=2k^2$ for $k\ne 0$? $$(k+1)^2=2k^2$$ $$k^2+2k+1=2k^2$$ $$k^2-2k-1=0$$ $$k^2-2k+1=2$$ $$(k-1)^2-(\sqrt{2})^2=0$$ $$(k-1-\sqrt{2})(k-1+\sqrt{2})=0$$ Then $k=1+\sqrt{2}$ or $k=1-\sqrt{2}$, neither of them are integers, because you can prove that $\sqrt{2}$ is an irrational number (...
{}
{'log_upvote_score': 6, 'links': ['https://math.stackexchange.com/questions/2744850', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/543909/']}
jdg_243339
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
40615641
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 question: How to test os.exit scenarios in Go (and the highest voted answer therein) sets out how to test os.Exit() scenarios within go. As os.Exit() cannot easily be in...
With a slight refactoring, you may easily achieve 100% coverage. foo/bar.go : package fooimport ( "fmt" "os")var osExit = os.Exitfunc Crasher() { fmt.Println("Going down in flames!") osExit(1)} And the testing code: foo/bar_test.go : package fooimport "testing"func TestCrasher(t *testing.T) { // Save cur...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/40615641', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3177124/']}
jdg_379726
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
268934
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: When we do classification and regression, we usually set testing and training sets to help us build and improve models. However, when we do clustering do we also need t...
Yes, because clustering may also suffer from over-fitting problem. For example, increasing number of clusters will always "increase the performance". Here is one demo using K-Means clustering: The objective function of K-means is $$J=\sum_{i=1}^{k}\sum_{j=1}^{n}\|x_i^{(j)}-c_j\|^2$$ With such objective, the lower $J$ ...
{}
{'log_upvote_score': 4, 'links': ['https://stats.stackexchange.com/questions/268934', 'https://stats.stackexchange.com', 'https://stats.stackexchange.com/users/142967/']}
jdg_255364
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4692542
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 stackoverflow approved (and hence correct) method to force a VBS to run using cscript instead of wscript - irrespective of what the user tries? A quick Google sea...
My Lord, what unadulterated rubbish. It makes me cry to see such cruddy coding (no offense to anybody, lol). Seriously, though, here's my 2 pence: Sub forceCScriptExecution Dim Arg, Str If Not LCase( Right( WScript.FullName, 12 ) ) = "\cscript.exe" Then For Each Arg In WScript.Arguments If InStr...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/4692542', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/185851/']}
jdg_379249
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
55699623
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 trying to insert the following mapping in Elasticsearch 7 PUT my_index/items/_mapping{ "settings":{ }, "mappings":{ "items":{ "properties":{ ...
In Elasticsearch 7, mapping types have been deprecated, which is causing the breaking change at the source of this problem. Announcement by the Elasticsearch team of the deprecation, roadmap, and alternatives. To fix this, simply remove all references to mapping types ("items" in this example): PUT my_index/_mapping{ ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/55699623', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2259558/']}
jdg_228926
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
54464214
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 firebase crashlytics. I am causing a crash by doing firebase.crashlytics().crash() and I am not seeing the crash report on the firebase dashboard. The crash is wor...
TL;DR: run react-native run-android --variant=release for Crashlytics to begin working properly, assuming you've set everything up correctly (which it certainly appears you have since firebase.crashlytics().crash() is crashing your application.) Please note - in order for react-native run-android --variant=release to f...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/54464214', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/9340545/']}
jdg_295353
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
6714
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: This is in danger of becoming a computer question, but I've always wondered why do computer power supplies have so many 12V "rails". I have a 800W dead supply wit...
Allow me to quote Wikipedia: Power supply unit (computer) : In computer power supplies that have more than one +12V power rail... Multiple 12V power supply rails are separately current limited as a safety feature; they are not generated separately. ... the IEC 60950 standard, which requires that no more than 240 volt-a...
{}
{'log_upvote_score': 5, 'links': ['https://electronics.stackexchange.com/questions/6714', 'https://electronics.stackexchange.com', 'https://electronics.stackexchange.com/users/1225/']}
jdg_125325
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
164143
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 exactly are the advantages and disadvantages to using a register-based virtual machine versus using a stack-based virtual machine? To me, it would seem as though a regis...
Implemented in hardware, a register-based machine is going to be more efficient simply because there are fewer accesses to the slower RAM. In software, however, even a register based architecture will most likely have the "registers" in RAM. A stack based machine is going to be just as efficient in that case. In additi...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/164143', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2147/']}
jdg_229837
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
42408194
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 currently I am trying to have my columns have equal height because they are each just a little bit off. Is there a way to do this with flexbox? I'm not very familiar with ...
All of them are for cross site request forgery protection and you need to use just one of them when sending a request to backend. Different names come from different frameworks. It's all about sending a csrf value to backend. Then backend will compare it with the csrf value stored in database for that specific user and...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/42408194', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/5354898/']}
jdg_177698
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
891912
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: Isn't it more natural to use Three-valued logic(false-true-unknown) as the foundation of mathematics? It is a better model for natural languages. And it also can model s...
There are several limitations of three valued logic. The first is that there are several competing varieties: Versions developed by Lukasiewicz, Kleene, and several others are described in the literature, and mathematicians have not agreed on which is best. The second is that none of these systems as currently develope...
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/891912', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/112616/']}
jdg_276385
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1526
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: My book states this If a decision problem B is in P and A reduces to B, then decision problem A is in P. A decision problem B is NP-complete if B is in NP and for ever...
If A reduces to B, does B reduce to A? No. For a really contrived example, any possible computable problem A is reducible to the Halting Problem: just pass as input the algorithm that solves the problem A but with a while(true) tacked at the end after either the true or false case. However, we know that the Halting pro...
{}
{'log_upvote_score': 4, 'links': ['https://cs.stackexchange.com/questions/1526', 'https://cs.stackexchange.com', 'https://cs.stackexchange.com/users/4772/']}
jdg_162266
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
6357031
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: uint8 buf[] = {0, 1, 10, 11}; I want to convert the byte array to a string such that I can print the string using printf: printf("%s\n", str); and get (the colons are...
printf("%02X:%02X:%02X:%02X", buf[0], buf[1], buf[2], buf[3]); For a more generic way: int i;for (i = 0; i < x; i++){ if (i > 0) printf(":"); printf("%02X", buf[i]);}printf("\n"); To concatenate to a string, there are a few ways you can do this. I'd probably keep a pointer to the end of the string and use sprintf...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/6357031', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/298555/']}
jdg_109965
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
143926
Below is a question asked on the forum mathoverflow.net. Provide a good and informational response to it like a helpful human would. Question: What does meanthat two finite automata is equivalent? I think that we must define category of finite automata, i.e. we must define $\mathrm{Hom}(A,B)$, where $A,B$ be an arbit...
You can find these notions, e.g, in the book Ji.Adamek, V.Trnkova, Automata and Algebras in Categories. Kluwer, 1989, S.Eilenberg, Automata, languages, and machines, v.A. Academic Press, 1974 and others books. In the first book there is also a more weak notion of equivalence -- automata with the same behavior. Addendum...
{}
{'log_upvote_score': 4, 'links': ['https://mathoverflow.net/questions/143926', 'https://mathoverflow.net', 'https://mathoverflow.net/users/40863/']}
jdg_88482
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
59669777
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 colour of a disabled input text field created using material UI is light grey by default and it is not very visible against a white background. Is there any way to change...
Below is an example of how to do this showing the customized version next to the default styling. import React from "react";import { withStyles } from "@material-ui/core/styles";import TextField from "@material-ui/core/TextField";import Button from "@material-ui/core/Button";const DarkerDisabledTextField = withStyles({...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/59669777', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/12160112/']}
jdg_228429
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
10479353
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 implemented a gradient descent algorithm to minimize a cost function in order to gain a hypothesis for determining whether an image has a good quality. I did that in Octave...
I think that your computeCost function is wrong. I attended NG's class last year and I have the following implementation (vectorized): m = length(y);J = 0;predictions = X * theta;sqrErrors = (predictions-y).^2;J = 1/(2*m) * sum(sqrErrors); The rest of the implementation seems fine to me, although you could also vectori...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/10479353', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/231177/']}
jdg_95417
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
100348
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: Unbalanced panels are more common in economic fields, if I want to know the behaviour of firms, what will be the differences using unbalanced data panel. Are there adva...
The differences are usually more of a historic nature which is related to the matrix algebra involved. However, this was only a concern when econometrics had to be done by pen and paper way back in the days and today these technicalities barely matter. A discussion of this was provided in an earlier answer by StasK whi...
{}
{'log_upvote_score': 5, 'links': ['https://stats.stackexchange.com/questions/100348', 'https://stats.stackexchange.com', 'https://stats.stackexchange.com/users/46168/']}
jdg_98432
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
19616822
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 using the following code to get server time. But I'm in Bangladesh and I don't get Bangladeshi time by this. Please tell me where I have to change for the exact Banglades...
Function date_default_timezone_set() >= 5.1.0 set timezone globally. If you need to set timezone locally, for specific variable, you can use DateTime >= 5.2.0 and DateTimezone >= 5.2.0 classes, like : $dt = new DateTime('now', new DateTimezone('Asia/Dhaka'));echo $dt->format('F j, Y, g:i a'); Here is the list of all av...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/19616822', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2705943/']}
jdg_123887
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
8498371
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Curl offers a series of different http method calls that are prefixed with a X, but also offers the same methods without. I've tried both and I can't seem to figure out the d...
By default you use curl without explicitly saying which request method to use. If you just pass in a HTTP URL like curl http://example.com it will use GET. If you use -d or -F curl will use POST, -I will cause a HEAD and -T will make it a PUT. If for whatever reason you're not happy with these default choices that curl...
{}
{'log_upvote_score': 9, 'links': ['https://Stackoverflow.com/questions/8498371', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/340939/']}
jdg_196852
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
640865
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: I just noticed today that the curtains in my room behave weirdly when fan is switched on. Let me give a rough sketch of what happens before and after the fan is switc...
The air currents in the room due to the ceiling fan cause pressure variations on both sides of the curtain. If instantaneously the curtain is very close to the wall with a "film" of air in between at rest, then the fast moving air on the fan-facing side creates a lower-pressure region in that side. The relatively highe...
{}
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jdg_350038
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1609660
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 that $A$ and $B$ are independent, Prove $P(A|B^c)=P(A)$ $P(A|B^c)=P(A\cap B^c)/P(B^c)=P(A)$ if $A$ is independent to $B^c$, which is not given. Am I wrong? Now pr...
Well, then you will need to show that $A$ and $B^{c}$ are independent if $A$ and $B$ are. So we need to show $P(A \cap B^{c}) = P(A)P(B^{c})$. Let's do this using other equations we already know that involve some of the above terms: $P(A) = P(A \cap B) + P(A \cap B^{c})$, right? Also, since $A$ and $B$ are independent,...
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/1609660', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/218189/']}
jdg_253277
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
57639378
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 difference between Future and Completer ? I am not looking for documentation part on either, instead I would like to see an example showing the real difference be...
Completer is a helper class for creating Future whereas Future is a Type . All asynchronous functions return Future, but with Completer it is possible to create synchronous function that returns Future as well. Also you can chain that synch functions with then etc. Completer object is one way process, it's not restarta...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/57639378', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/-1/']}
jdg_162508
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
5589549
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Today I spent about 20 minutes trying to figure out why this worked as expected: users_stories_dict[a] = s + [b] but this would have a None value: users_stories_dict[a] = s.a...
append works by actually modifying a list, and so all the magic is in side-effects. Accordingly, the result returned by append is None. In other words, what one wants is: s.append(b) and then: users_stories_dict[a] = s But, you've already figured that much out. As to why it was done this way, while I don't really know,...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/5589549', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/481332/']}
jdg_183030
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
958965
Below is a question asked on the forum serverfault.com. Provide a good and informational response to it like a helpful human would. Question: My nginx version: nginx/1.4.6 I have an issue enabling CORS for multiple subdomains. I checked https://gist.github.com/algal/5480916 and http://rustyrazorblade.com/post/2013/20...
There are some unexpected things that occur when using if inside location blocks in NGINX. It's not recommended. Here is a solution that uses map . https://www.nginx.com/resources/wiki/start/topics/depth/ifisevil/ and https://agentzh.blogspot.com/2011/03/how-nginx-location-if-works.html This setup allows me to make req...
{}
{'log_upvote_score': 4, 'links': ['https://serverfault.com/questions/958965', 'https://serverfault.com', 'https://serverfault.com/users/140803/']}
jdg_188080
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
213574
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: In following command cat takes the content of here-doc and redirects it to file named conf: cat > conf << EOFvar1="cat"var2="dog"var3="hamster"EOF How to understand the ...
Here-Document is a kind of shell redirection, so the shell will perform it as normal redirection, from beginning to the end (or from left to right, or order of appearance). This's defined by POSIX: If more than one redirection operator is specified with a command, the order of evaluation is from beginning to end. In y...
{}
{'log_upvote_score': 5, 'links': ['https://unix.stackexchange.com/questions/213574', 'https://unix.stackexchange.com', 'https://unix.stackexchange.com/users/33060/']}
jdg_236057
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1304052
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 fragment below doesn't work for me. fragment = Regex.Replace(fragment, "<!--.*?-->", String.Empty , RegexOptions.Multiline ); Now provide the response and nothing else....
Change it to RegExOptions.Singleline instead and it'll work just fine.When not in Singleline mode, the dot matches any character, except newline. Note that Singleline and Multiline are not mutually exclusive. They do two separate things. To quote MSDN: Multiline mode . Changes the meaning of ^ and $ so they match at t...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/1304052', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/68731/']}
jdg_98966
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
12996763
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 coding. in this coding i want to print table in innerHTML in paragraph tag.This is working but the problem is when i click submit button this result show only last...
Your for loop is overwriting the innerHTML of demop each time it is executing.So when your for loop reaches last iteration a will be 10 and hence you only get the last value "10*10=100" So you should append the result every time you iterate your for loopjust make it like this demop.innerHTML += (value + "*" + a + "=" +...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/12996763', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1762861/']}
jdg_216837
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
29352282
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 HTTP/2 specification indicates that any resource identified in a PUSH_PROMISE frame won't be pushed if the client cancels it. When a browser detects a resource already in...
In HTTP/2 the server pushes to the client a request for the resource with a PUSH_PROMISE frame. While going from server to client, this is not a response, but a request, the request the client would make to fetch that resource. When the client receives the PUSH_PROMISE, it can look at the URI, and figure out the cache ...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/29352282', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2370995/']}
jdg_357808
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
11805207
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 does one go about getting specific pieces of information, like the 'duration' from the output of ffmpeg -i /var/thismovie.avi ? I need frame height, frame width, duration...
Based on ffprobe solution suggested by @blahdiblah and inspired by another question answer: https://github.com/paulofreitas/php-ffprobe Note: requires ffmpeg 0.9+, supports ALL ffmpeg supported file types Using the class // Example 1$info = new ffprobe($filename);var_dump($info->format->format_long_name); // e.g. strin...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/11805207', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1135898/']}
jdg_373248
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
62504400
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 implement in SwiftUI where you press a button in a view on one tab, it changes to another tab. I would do with UIKit: if [condition...button pressed] { self....
You just need to update a @State variable responsible for the selection. But if you want to do it from a child View you can pass it as a @Binding variable: struct ContentView: View { @State private var tabSelection = 1 var body: some View { TabView(selection: $tabSelection) { FirstView(tabSe...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/62504400', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/12935622/']}
jdg_185595
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
39143091
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 some different structs like Big with Small embedded at offset 0. How can I access Small 's structure fields from code, that doesn't know anything about Big type, but i...
First define a SparseArray in your ViewPagers ' adapters like below. In this array we'll hold the instance of fragments. SparseArray<Fragment> registeredFragments = new SparseArray<>(); And Override your Adapters' instantiateItem method. @Overridepublic Object instantiateItem(ViewGroup container, int position) { Fra...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/39143091', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2124597/']}
jdg_217565
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
567764
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'm using wc -l to count the lines in output of a command, as the input is piped to it. commad | wc -l This works fine, but if command is doing some heavy computation, t...
awk '{print NR}' This command prints a new number for each line encountered. If the final line is complete then the last number will agree with what wc -l would say. If the final line is incomplete then awk may count it (in my Kubuntu GNU awk does) but wc -l would not (because it really counts newlines); so there may b...
{}
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jdg_315043
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
52446900
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 get the class property from a generic type T . I've decided to extend to Any but I'm getting an error. https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/i...
You can only get the class on reified variables. The same thing happens in java, but with a slightly different message: public <T> void x(){ T t = T.class.newInstance();} In Java, you'd solve this like: public <T> void x(Class<T> cls){ T t = cls.newInstance();} The same applies to Kotlin, and any calls. You'd nee...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/52446900', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2139691/']}
jdg_171427
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
44674255
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 script only on one page. and it should load after jQuery. I tried in index.blade <script type="text/javascript" src="{{ URL::asset ('js/jquery.js') }}"></script>@push(...
You just need to make that the opposite way, @push is meant to be in the child view, which is pushing content to the parent @stack directive. So your index.blade.php should have a: @stack('custom-scripts') And your child view: @push('custom-scripts') <script type="text/javascript" src="{{ URL::asset ('js/custom-scri...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/44674255', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3495321/']}
jdg_87218
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
44741319
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 does the following code snippet do? It is taken from this file . export const getCollectionLoading = createSelector(getCollectionState, fromCollection.getLoading); The f...
According to the example app's comments: /** * Every reducer module exports selector functions, however child reducers * have no knowledge of the overall state tree. To make them useable, we * need to make new selectors that wrap them. **/ For example in reducers/collections.ts the selectors at the bottom of the file o...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/44741319', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1768008/']}
jdg_181404
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
21706436
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 class ( MyFacade ) that I injected parameter(s) with Ninject : class MyFacade{ IDemoInterface demo; public MyFacade(IDemoInterface demo) { this.demo ...
When setting up your bindings, you need to bind your dependencies. It is always better to setup your dependencies in your bindings, as opposed to doing a kernel.Get<T>() in a constructor. You are using IOC, so leverage the framework you are using to do the injection for you. In your second example binding, what you are...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/21706436', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/480700/']}
jdg_69897
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
2783079
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 following unicode and string can exist on their own if defined explicitly: >>> value_str='Andr\xc3\xa9'>>> value_uni=u'Andr\xc3\xa9' If I only have u'Andr\xc3\xa9' assign...
You seem to have gotten your encodings muddled up. It seems likely that what you really want is u'Andr\xe9' which is equivalent to 'André' . But what you have seems to be a UTF-8 encoding that has been incorrectly decoded. You can fix it by converting the unicode string to an ordinary string. I'm not sure what the best...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/2783079', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/117642/']}
jdg_248604
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
25140
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: blue is how I tried to sinc interpolate. why would something like this happen? Now provide the response and nothing else.
Since Sinc based Interpolation requires you to know the data at any point. Hence it is not feasible. You might do a Truncated Sinc Interpolation. The artifacts you're seeing can be caused by a kernel which is too short or the parameters aren't good. In order to create a good Sinc kernel you need to know things about th...
{}
{'log_upvote_score': 4, 'links': ['https://dsp.stackexchange.com/questions/25140', 'https://dsp.stackexchange.com', 'https://dsp.stackexchange.com/users/16852/']}
jdg_243273
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
2192911
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 question is rather simple, Let $a_n$ be a sequence that converges to zero, exists a $N$ such that for all $n>N$ the following $a_{n+1}\le a_{n}$ Is the theorem abov...
This is false . From the question title, it's better to give a simple example using a sequence with positive entries. Counterexample: Consider the sequence $(a_n)$ $$2,\frac12,\dots,\frac{2}{2n-1},\frac{1}{2n},\dots$$ Since each term $a_n$ has a denominator which tends to infinity as $n\to+\infty$, $a_n\to0$ as $n\to...
{}
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jdg_360279
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
45891242
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: According to docs https://nodejs.org/api/fs.html#fs_fs_createreadstream_path_options fs.createReadStream() can accept Buffer as first argument my node code: var _ = require('...
The first argument to fs.createReadStream() must be the file path. You can apparently pass the path in a Buffer object, but it still must be an acceptable OS path when the Buffer is converted to a string. It appears you are trying to pass the file content to fs.createReadStream() . That is not how that API works. If...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/45891242', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3983650/']}
jdg_118044
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
90947
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: Suppose that a satellite circles around a planet that exerts $2000N$ of gravitational force on the satellite. I understand the fact that since the circular motion and...
I'll expand my comment here. First, think of an object with no forces acting on it. According to $\vec{F} = m\vec{a}$ or to Newton's First Law, such an object will move in a straight line with constant velocity. This is a very important point: you do not need a force to mantain movement. Simply because an object moves ...
{}
{'log_upvote_score': 4, 'links': ['https://physics.stackexchange.com/questions/90947', 'https://physics.stackexchange.com', 'https://physics.stackexchange.com/users/32284/']}
jdg_233977
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4555856
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: If $x^3 - \dfrac{1}{x^3} = 108+76\sqrt{2}$ , find the value of $x-\dfrac{1}{x}$ . Here's what I've tried so far. $$\begin{align}\left(x-\dfrac{1}{x}\right)^3&=x^3-\dfrac...
Solve for $x$ first. You can use the quadratic formula. $$x^3 - \frac1{x^3} = 108 + 76\sqrt2 \implies x^6 - (108+76\sqrt2)x^3 - 1 = 0$$ $$\implies x^3 = \frac{108+76\sqrt2 \pm \sqrt{(108+76\sqrt2)^2 + 4}}2 = 54 + 38\sqrt2 + 3\sqrt{645 + 456 \sqrt2}$$ $$\implies x = \sqrt[3]{54 + 38\sqrt2 + 3\sqrt{645 + 456 \sqrt2}} = \...
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/4555856', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/1087124/']}
jdg_85535
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
3366373
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 the expression, $$ I(a,b) = \frac{a^2}{(1+a)(a+b)} + \frac{b^2}{(1+b)(a+b)} + \frac{1}{(1+a)(1+b)}$$ where $a\ge 0$ and $b\ge 0$ , prove the following inequalities...
Putting everything over a common denominator shows that $$I(a,b) = \frac{a^2+b^2+a^2b+ab^2+a+b}{a^2+b^2+a^2b+ab^2+a+b+2ab} = \frac{(1+a)(1+b)(a+b)-2ab}{(1+a)(1+b)(a+b)} \leq 1$$ since $a,b\geq 0$ . Simplifying this expression, we get $$I(a,b) = 1 - \frac{2ab}{(1+a)(1+b)(a+b)}$$ Now take a look at the second term and co...
{}
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jdg_286074
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
14112715
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Possible Duplicate: How does an underscore in front of a variable in a cocoa objective-c class work? Note: For the folks digging around trying to understand this, I figured-o...
My understanding is that Xcode 4.5+ will create a default accessor "_variableName" that is equivalent to self.variableName and the only reasons not to use "@synthesize variableName" is to avoid confusion between iVars and passed-in variables, correct? In this case, _variableName isn't the accessor, it's an ivar that is...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/14112715', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1930248/']}
jdg_109717
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
17436298
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 making an android app, and I want to pass a date between activity and fragment.My activity has a button, which opens the fragment: DatePickerFragment. In my ac...
To pass info to a fragment , you setArguments when you create it, and you can retrieve this argument later on the method onCreate or onCreateView of your fragment. On the newInstance function of your fragment you add the arguments you wanna send to it: /** * Create a new instance of DetailsFragment, initialized to * sh...
{}
{'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/17436298', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/-1/']}
jdg_329318
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
311429
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 a "WITH NOLOCK" query hint is used on a View in SQL Server, does it propagate that hint to the view definition itself, even if NOLOCK is NOT used for the raw tables in the...
Yes, NOLOCK will propagate to the tables used by the view definition (at least in SQL Server 2005). See Table Hints in MSDN: In SQL Server 2005, all lock hints are propagated to all the tables and views that are referenced in a view. Also, SQL Server performs the corresponding lock consistency checks. However, If a tab...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/311429', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/13144/']}
jdg_73266
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
23446
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: To solve for the $\sin^{-1} z$ ($z$ element of $\mathbb{C}$), the book reads that $w = \sin^{-1} z$ when $z = \sin w$ implies: $w = \sin^{-1} z$ when $z = (e^{iw} - e^{-...
If $z = \frac{e^{iw}-e^{-iw}}{2i}$, then $2iz = e^{iw}-e^{-iw}$. Multiplying through by $e^{iw}$ you get$$2ize^{iw} = (e^{iw}-e^{-iw})e^{iw} = e^{iw}e^{iw}-e^{-iw}e^{iw} = (e^{iw})^2 - 1.$$ (Why would you multiply through by $e^{iw}$? Because $$e^{iw} - e^{-iw} = e^{iw} - \frac{1}{e^{iw}} = \frac{e^{iw}e^{iw} - 1}{e^{i...
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/23446', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/6758/']}
jdg_209217
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
306677
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 recently thought about the use of unsigned integers in C# (and I guess similar argument can be said about other "high level languages") When In need of ...
The designers of the .NET Framework chose a 32 bit signed integer as their "general-purpose number" for several reasons: It can handle negative numbers, especially -1 (which the Framework uses to indicate an error condition; this is why a signed int is used everywhere indexing is required, even though negative numbers ...
{}
{'log_upvote_score': 5, 'links': ['https://softwareengineering.stackexchange.com/questions/306677', 'https://softwareengineering.stackexchange.com', 'https://softwareengineering.stackexchange.com/users/51990/']}
jdg_380979
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
6335546
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 RichTx32.Ocx for an application I am working on in Access 2010 (File Format 2003 mdb). I have been updated to Windows 7 64 bit (from Windows XP SP3 ...
There are three obvious possibilities for this problem: You are running the 64 bit version of regsvr32. You have UAC enabled and when the OCX self-registers, its attempts to write to HKLM fail. The OCX does not run under Windows 7. I think the latter is unlikely and anyway I can't do much to help! To get around issues ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/6335546', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/317589/']}
jdg_270141
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
114837
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: The Medium.com article Mars Phoenix Lander, 10 Years Later shows several remarkable images and discoveries on Mars by the Mars Phoenix Lander circa 2008. One image ...
I recently got a chance to attend a talk by someone who was working on developing analytical instrumentation on Mars. The interesting story is that the initial results by ion-selective electrode was that Mars soil is full of nitrates. Nobody knew on Earth that the nitrate ion selective electrode is far more responsive ...
{}
{'log_upvote_score': 6, 'links': ['https://chemistry.stackexchange.com/questions/114837', 'https://chemistry.stackexchange.com', 'https://chemistry.stackexchange.com/users/16035/']}
jdg_166886
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
36304816
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 building custom step-by-step form based on Contact Form 7 and i need to validate field before going to next section. how i can call validate function on click? I can't f...
You should not invoke the agent after the install phase but before, so instead of invoking: mvn clean install jacoco:prepare-agent jacoco:report You should invoke mvn clean jacoco:prepare-agent install jacoco:report The main reason is: the agent will not participate to the build lifecycle, the test phase will already b...
{}
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jdg_121950
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
334083
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: How can I configure i3 window manager to open new program (window) started in terminal on a specific workspace? Now provide the response and nothing else.
This is what you have to put in your ~/.i3/config file: For example you want Emacs always opened up in work-space 4 . assign [class="Emacs"] 4 How do you get the class info? Run xprop and click on the window you want to capture. For example while Emacs is running, using another terminal execute xprop and then click o...
{}
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jdg_311816
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
107835
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: Webserver -> CDN -> Users From user perspective they reach the website via HTTPS. Question: How does this work? Is the connection from Webserver to the users end-to-...
A content delivery network must have access to the content, so it can optimize delivery through caching, compression etc. With true end-to-end encryption between the browser and the web server it is not possible that the CDN in between gets access to the content. Therefore the CDN itself must be that endpoint of the en...
{}
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jdg_275934
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
656375
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 would like to understand what Linux does when it runs a .deb file. What I mean by this isare there any specific files it will look for or a default name of a file with...
A .deb file is an archive (extract it via ar x package.deb or just list contents via dpkg -c package.deb ) with the following contents: data.tar.xz , control.tar.gz , debian-binary data.tar.xz Extract this archive via tar -xvf data.tar.xz and you will have the actual files in the folder structure where they will be ins...
{}
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jdg_87951
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
29997096
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 building a dictionary, and when I print(output) the word-defenitions I'd like to print the word itself in bold. when I print cout<<word<<endl<<defention1<<defenition2<<en...
Standard C++ uses various locales/character sets to display the output in various alphabets. However, the text itself is just that, text, without formatting. If you want your output to be colored , or bold , or italicized , then you need to send an appropriate character code to your terminal. However, this is implement...
{}
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jdg_176555
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
42861115
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: It starts out as an empty string instead of nil. Even when it is explicitly set to nil it remains an empty string. I don't get it. Perhaps to make it easy to clear by assigni...
This is a historical thing. UITextField does not make any difference between an empty string and a nil string. In Objective-C there was no need to make a difference between them because you can call methods on nil in Objective-C. Also, there was no way in Objective-C to prevent users from assigning nil to a property.Th...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/42861115', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3854093/']}
jdg_195025
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
265036
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 want to give a second life to my old computer. It has: EP-8NPAJ motherboard 320 Gb HDD 2Gb of RAM CD-ROM, USB Connection to my LAN with Ethernet cable It is fully func...
As far as I know, installing on a headless computer is something which can be done using a variety of tricks. The first of the following suggestions uses accessibility features to compensate for the lack of screen. The second one is the easy way to pretend you know the exact sequence of keys to press. The third and fou...
{}
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jdg_131834
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
7754078
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 having a strange issue with drools : I have the following rules : rule "is my dog a baby?" ruleflow-group "dog" salience 10 when dog : Dog(age <1 ) then dog...
When you modify working memory facts, you need to tell Drools that the data has changed so it can re-evaluate all relevant rules. Drools evaluates facts before firing any matched rules. If you have a dog with age = 0 and baby = false, both your rules will be activated. When your is my dog a baby? rule is fired, it does...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/7754078', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/757202/']}
jdg_206669
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
686712
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 typed the following on wolfram alpha today : $7^{2x} = 2^x$ and found this as a solution besides $x=0$: $x = \dfrac{2\pi i n}{\log2 - 2\log7}$ where $log$ has a base o...
Solutions to $e^z=1$ are $2\pi i\Bbb Z$ by Euler's formula $\Rightarrow$ solutions to $a^z=1~\,$ ($\Leftrightarrow e^{(\ln a)z}=1$)$~$ are $~\frac{2\pi i}{\ln a}\Bbb Z~\,$ (say $a\in \Bbb R^+$) $\Rightarrow$ solutions to $a^z=b^z\,$ ($\Leftrightarrow (a/b)^z=1$) are $\frac{2\pi i}{\ln(a/b)}\Bbb Z$ (again $a,b>0$)
{}
{'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/686712', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/127309/']}
jdg_308531
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
10579704
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 currently django-mongodb-engine 0.4.0 version installed on my Mac OS X 10.6.8 and weirdly encountered an interesting error while importing the 'compiler' module: >> fr...
I've ran into something similar, for me the problem was this line: from pymongo.objectid import ObjectId The call seems to work in versions of PyMongo < 2.2 In pymongo 2.2 the call to import objectid is: from bson.objectid import ObjectId
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/10579704', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/793428/']}
jdg_172342
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4543155
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 bunch of table rows such as: <tr> <td>cell1</td> <td>cell2</td> <td><a href="action.php">cell3</a></td></tr> When someone clicks the link in cell3 is there a way ...
This is a good place for .delegate() , like this: $("#tableID").delegate("td:nth-child(3)", "click", function() { $(this).closest("tr").hide();}); By using .delegate() we attach one click handler to the <table> for all those third-column cells, and then use .closest() to climb up to the <tr> to .hide() . If you want ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/4543155', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/500805/']}
jdg_320282
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
6636
Below is a question asked on the forum linguistics.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: I know Esperanto is constructed on the basis of Romance languages; but what are the main differences and similarities between English and Esperanto? Especially fr...
Esperanto is not based on Romance languages – though a lot of the vocabulary comes from Romance languages, many ways in which words are used and some of the grammar are derived from Slavic languages (of which Zamenhof was a native speaker): for example the Esperanto word en , though borrowed from French en , actually b...
{}
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jdg_347247
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
3095922
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 came across an exercise in which we are asked to prove the identity: $${2n\choose n}=\sum_{k=0}^n{n\choose k}^2$$ The exercise gives the hint: $$\left(1+x\right)^{2n}=...
Let $A,B$ be disjoint $n$ -element sets; the number of $n$ -element subsets of $A\cup B$ is $\binom{2n}n$ . On the other hand, we can get any $n$ -element subset of $A\cup B$ in the following way: start with the set $A$ ; pick a number $k$ from $0$ to $n$ ; throw out $k$ elements of $A$ and replace them with $k$ elemen...
{}
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jdg_296148
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1179660
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: What does the notation $L/K$ for a field extension exactly specify? In group theory, such an object would be the group of cosets of a normal subgroup $K$ of a group $L$ ...
A field extension $L/K$ is not a quotient in any sense . It just (confusingly) uses the same notation. When we talk about a field extension $L/K$, we mean that $K\subset L$ as fields. Sometimes, you might find the terminology $L/K$ used to mean that there is a field homomorphism$$K\hookrightarrow L$$ (exercise - why ...
{}
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jdg_88498
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
37188623
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 install OpenCV for python3 in ubuntu 16.04. Fist I tried running sudo apt-get install python3-opencv which is how I pretty much install all of my python software. ...
Well this will be a lengthy answer, so let's start : Step 1: Install prerequisites : Upgrade any pre-installed packages: $ sudo apt-get update$ sudo apt-get upgrade Install developer tools used to compile OpenCV 3.0: $ sudo apt-get install build-essential cmake git pkg-config Install libraries and packages used to read...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/37188623', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2876799/']}
jdg_131652
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
26539727
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 running this on ubuntu 14.04 and have set docker0 to a static ip which is then routed to from the public ip through the firewall. I am trying to set up my backend API to...
I assume you want to have an IP assigned to your docker container outside of docker. First, create a new IP and assign it to your host's interface (we assume your interface is called eth0. $> ip addr add 10.0.0.99/8 dev eth0 Now, when you fire up the container, specify that address and link it to your docker container:...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/26539727', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3718900/']}
jdg_297484
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
46139856
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Using spring-data-mongodb-1.5.4 and mongodb-driver-3.4.2 I've a class Hotel public class Hotel { private String name; private int pricePerNight; private ...
When you $unwind reviews field, query's return json structure does not match with your Hotel class anymore. Because $unwind operation makes reviews a sub object instead of a list. If you try your query in robomongo or some other tools, you can see your return object is like that { "_id" : ObjectId("59b519d72f9e340bcc8...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/46139856', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/4516110/']}
jdg_102615
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
8291712
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: "Clean URLs" also known as "RESTful URLs" are user-friendly, purely structural, and do not contain a query string. Instead they contain only the path of the resource. ie: "ht...
1) Not if you use a RESTful framework like RecessPHP or if you use a mod_rewrite rule in your .htaccess file to redirect all API requests to a single PHP file (known as the front controller). .htaccess RewriteEngine OnRewriteRule ^/api/ api.php api.php $request = $_SERVER['REQUEST_URI']; //this would be /users/show/ab...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/8291712', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1002379/']}
jdg_114111
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
34902
Below is a question asked on the forum emacs.stackexchange.com. Provide a good and informational response to it like a helpful human would. Question: Is it possible to write a single line for an Elisp string: "hello world" As: "helloworld" Without inserting a newline character? (wrapping a string literal). I read tha...
Yes, you can use a literal string that does not include the newline, so that the newline shows only for your code. Use \ to escape the newline, so that it is not included in the string: (setq foo "hello \world")C-h v foo"hello world" One place where this is often used is in a doc string, where the literal string uses \...
{}
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jdg_130729
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
566332
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 was making baseline model and was wondering how much time I should spend on it.I've found a lot of article about the purpose of a baseline model, for instance; A base...
Mainly, how to do this is a question of experience. This will also tell you what kind of model is a good candidate for such a baseline. For instance, in time series forecasting, the simplest models, which are actually surprisingly hard to beat, are the historical average of a time series, and the last observation. Note...
{}
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jdg_306620
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
20003
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: I'm having trouble understanding the simple "planetary" model of the atom that I'm being taught in my basic chemistry course. In particular, I can't see how a negativ...
You are right, the planetary model of the atom does not make sense when one considers the electromagnetic forces involved. The electron in an orbit is accelerating continuously and would thus radiate away its energy and fall into the nucleus. One of the reasons for "inventing" quantum mechanics was exactly this conundr...
{}
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jdg_305781
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
56303881
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 making project. In profile picture all the source taken from server. I have difficulty with when profile picture is null then display default user image else display Use...
You are facing this error because an arrow function wouldn't bind this to the vue instance for which you are defining the computed property. The same would happen if you were to define methods using an arrow function. Don't use arrow functions to define methods/computed properties, this will not work. Just replace cate...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/56303881', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/-1/']}
jdg_170250
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4274322
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: XAML: <TextBox Name="textboxMin"> <TextBox.Text> <Binding Path="Max"> <Binding.ValidationRules> <local:IntValidator/> ...
Validation.HasError is an attached property so you can check it for textboxMin like this void buttonOK_Click(object sender, RoutedEventArgs e){ if (Validation.GetHasError(textboxMin) == true) return;} To run all ValidationRules for the TextProperty in code behind you can get the BindingExpression and call Up...
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/4274322', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/279313/']}
jdg_380561
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1404137
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'm attempting to solve the following equation (eventually with Lambert's W Function having checked the solution on Wolfram Alpha): $$100n^2 = 2^n$$ I got as far as foll...
To use Lambert W you may proceed this way :\begin{align}100\,n^2 &= 2^n\\(10\,n)^2 &= e^{n\log 2}\\10\,n &= \pm e^{n\log 2/2}\\\left(-\,n \log 2/2\right) e^{-n\log 2/2}&= \mp (\log 2)/{20}\\-\,n \log 2/2&=W\left(\mp (\log 2)/20\right)\\\end{align}The negative argument (see wikipedia ) will be between $-\dfrac 1e$ and $...
{}
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jdg_73862
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
31961
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: A web API needs to store a 'key' for authentication, in much the same fashion as a password but at 128 characters. My concern is that the salted SHA1 hash for the ke...
Entropy is a big word for a mathematical concept (in the context of cryptography), which is thus named out of an approximate analogy with the "entropy" as used in physics. Here, " n bits of entropy" means, more or less, that there are 2 n possible values for the key. For security, there is no practical difference beyon...
{}
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jdg_311314
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
7245423
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, I've seen lots of questions about finding all tables with a specific column name. However, I'm trying to find all tables WITHOUT a specific column. (In this case, EndDate...
SELECT table_nameFROM INFORMATION_SCHEMA.TABLES TWHERE T.TABLE_CATALOG = 'MyDB' AND T.TABLE_TYPE = 'BASE TABLE' AND NOT EXISTS ( SELECT * FROM INFORMATION_SCHEMA.COLUMNS C WHERE C.TABLE_CATALOG = T.TABLE_CATALOG AND C.TABLE_SCHEMA = T.TABLE_SCHEMA AND ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/7245423', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/374341/']}
jdg_106431
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
29784829
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 image as below. It is 2579*2388 pixels. Lets assume that it's bottom left corner is at 0,0. From that image I want to create multiple images as follows and save the...
Here another approach using "raster" package. The function spatially aggregates the raster to be chopped, the aggregated raster cells are turned into polygons, then each polygon's extent is used to crop the input raster. I am sure there are sophisticated and compact ways to do this but this approach works for me and I ...
{}
{'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/29784829', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2543622/']}
jdg_340262
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
3639859
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 UIApplicationDelegate protocol in my main AppDelegate.m class, with the applicationDidBecomeActive method defined. I want to call a method when the application ret...
Any class in your application can become an "observer" for different notifications in the application. When you create (or load) your view controller, you'll want to register it as an observer for the UIApplicationDidBecomeActiveNotification and specify which method that you want to call when that notification gets sen...
{}
{'log_upvote_score': 9, 'links': ['https://Stackoverflow.com/questions/3639859', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/138261/']}
jdg_135918
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
901222
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: What is the most efficient way to simulate a 7-sided die with a 6-sided die? I've put some thought into it but I'm not sure I get somewhere specifically. To create a 7-s...
Roll the D6 twice. Order the pairs $(1,1), (1,2), \ldots, (6,5)$ and associate them with the set $\{1,2,\ldots,35\}$. If one of these pairs is rolled, take the associated single value and reduce it mod $7$. So far you have a uniform distribution on $1$ through $7$. If the pair $(6,6)$ is rolled, you are required to sta...
{}
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jdg_103241
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
4873182
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 defined the following Array Dim myArray(10,5) as Long and would like to sort it. What would be the best method to do that? I will need to handle a lot of data like a 1...
Here's a multi-column and a single-column QuickSort for VBA, modified from a code sample posted by Jim Rech on Usenet. Notes: You'll notice that I do a lot more defensive coding than you'll see in most of the code samples out there on the web: this is an Excel forum, and you've got to anticipate nulls and empty values....
{}
{'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/4873182', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/599562/']}
jdg_158789
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
30135858
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 i followed instructions from the Quickstart Guide from the Parse SDK Website. The app runs fine the first time around. But when I minimize the app and run it again from th...
You can have a separate class that do this initialization stuff. So create a class ParseApplication that extends Application . public class ParseApplication extends Application { @Override public void onCreate() { super.onCreate(); ParseCrashReporting.enable(this); Parse.enableLocalDatastore(...
{}
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jdg_85593
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1829176
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 trying the following xpath //tr[normalize-space(td/text())='User Name'] to get all the tr that contains a td that contain 'User Name' or 'User Name' or ' Us...
Now that you've edited the question, it makes sense. Let's consider this input: <tr><td>x</td><td>User Name</td></tr> and your non-working query: //tr[normalize-space(td/text()) = 'User Name'] Now, td/text() means "select all child text nodes of all child td nodes of current node". In this case this will yield a node-s...
{}
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jdg_332457
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
9891708
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 searching for an algorithm for file encryption/decryption which satisfies the following requirements: Algorithm must be reliable Algorithm should be fast for rather big ...
Note Well: As emboss mentions in the comments, this answer is a poor fit for an actual system. Firstly, file encryption should not be carried out using this method (The lib provides AES, for example.). Secondly, this answer does not address any of the wider issues that will also affect how you engineer your solution. T...
{}
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jdg_99186
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
1197732
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 $H$ and $K$ be subgroups of a group $G$, and let $HK=\{hk: h\in H, k \in K\}$, $KH=\{kh: k \in K, h \in H\}$. How can we prove that $HK$ is a subgroup iff $HK=KH$? ...
Suppose that $HK$ is a subgroup. Then for every $x\in HK$ there exists $h\in H, k\in K$ such as $x=hk$. But $x^{-1}$ is in $HK$ too, and $x^{-1}=(hk)^{-1}=k^{-1}h^{-1}\in KH$, therefore $HK\subseteq KH$. Conversely, for $k\in K$ and $h\in H$ we have $k\in HK$ and $h\in HK$. Since $HK$ is a subgroup we get $kh\in HK$, s...
{}
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jdg_151117
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
13733299
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 add a MapFragment to my current Fragment. The use of nested fragments is restricted to FragmentTransactions, you can't use the xml tag in your layout.Also, I wa...
The good AnderWebs gave me an answer in Google+ but he is too laz.... emm busy to write it here again, so here is the short version:Extend the MapFragment class and override the onCreateView() method. After this method is done we can get a non-null reference to que GoogleMap object. This is my particular solution: publ...
{}
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jdg_157347
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
9547613
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 .draggable (part of jQuery UI) to allow users to move items around as part of a simple web app. It works fine on all the latest desktop browsers for OSX & Windows ...
Touch-based devices like iPhone lacks all common mouse related events we are used to in desktop browsers. It does include: mousemove , mousedown , mouseup , among others. So, the short answer is, you will need to use a solution that have in mind "touch events" counterparts for those "mouse events" above: touchstart , t...
{}
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jdg_251917
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
49577394
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'd like to know how before I render a page, I want to send an async GET request to my server to retrieve data and populate the properties in data. I heard the best way to do...
TL;DR in the general (and safe) case, use created() . Vue's initialization code is executed synchronously. Technically, any ASYNChronous code you run in beforeCreate() , created() , beforeMount() will only respond after all of those hooks finish. See demo: new Vue({ el: '#app', beforeCreate() { setTimeout(() => { ...
{}
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jdg_99320
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
20046300
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would. Question: Tried to upgrade maven. Followed this tutorial. Now I am getting this How does a file exist and not exist? Now provide the response and nothing else.
You created a symbolic link from your Downloads directory with a directory that may not exist anymore (or with an incorrect path). The directory /usr/bin/mvn obviously exists but the link is incorrect to the target which leads to the "No such file or directory" error when typing mvm --version . Go through the tutorial ...
{}
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jdg_88555
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
9218847
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 been playing with Dapper, but I'm not sure of the best way to handle the database connection. Most examples show the connection object being created in the example class...
Update: clarification from MarredCheese's comment: "No need to use a using statement. Dapper will automatically open,close, and dispose of the connection for you." That's not correct.Dapper will automatically open closed connections, and it willautomatically close connections that it auto-opened , but it will notautoma...
{}
{'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/9218847', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/310091/']}
jdg_294840
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
41842875
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 python script generates json file. And I have to support this python file working on windows and linux. The problem is a difference carriage return on windows and linux. W...
If you insist on consistent CRLF behavior (the JSON spec requires parsers to handle both, but opening it in certain plain text readers like Notepad might be easier with consistent CRLF), the solution is in the open function , not the json module. Just pass newline='\r\n' to open , and it will translate any \n written b...
{}
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jdg_305751
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
11644987
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 was asked in an interview: What is the best time complexity in getting the min element(s) from a max-heap? I replied as O(1) assuming the heap size is known and the heap is...
My question is that if this answer is correct. No, that's not correct. The only guarantee you have, is that each node contains the maximum element of the subtree below it . In other words, the minimum element can be any leaf in the tree. If not what is the correct answer? The correct answer is O(n). In each step you ne...
{}
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jdg_126042
PrimeIntellect/stackexchange-question-answering
stackexchange
llm_judgeable_groundtruth_similarity
49239218
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 should be the Regex expression to extract string between <> from the following string : "MyName"<myname@11.com> How do i only extract myname@11.com in c# using regex ? I...
Here it is: public static void Main(string[] args){ string input = "<myname@11.com>"; Regex rx = new Regex(@"<(.*?)>"); Console.WriteLine(rx.Match(input).Groups[1].Value);} This regex contains several parts: < and > symbols say that my text is between them () - is group declaration, what we see here Groups[1] ...
{}
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jdg_340909
PrimeIntellect/stackexchange-question-answering