id int64 4 73.8M | title stringlengths 10 150 | body stringlengths 17 50.8k | accepted_answer_id int64 7 73.8M | answer_count int64 1 182 | comment_count int64 0 89 | community_owned_date stringlengths 23 27 ⌀ | creation_date stringlengths 23 27 | favorite_count int64 0 11.6k ⌀ | last_activity_date stringlengths 23 27 | last_edit_date stringlengths 23 27 ⌀ | last_editor_display_name stringlengths 2 29 ⌀ | last_editor_user_id int64 -1 20M ⌀ | owner_display_name stringlengths 1 29 ⌀ | owner_user_id int64 1 20M ⌀ | parent_id null | post_type_id int64 1 1 | score int64 -146 26.6k | tags stringlengths 1 125 | view_count int64 122 11.6M | answer_body stringlengths 19 51k |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
30,574,322 | MemberData tests show up as one test instead of many | <p>When you use <code>[Theory]</code> together with <code>[InlineData]</code> it will create a test for each item of inline data that is provided. However, if you use <code>[MemberData]</code> it will just show up as one test.</p>
<p>Is there a way to make <code>[MemberData]</code> tests show up as multiple tests?</p> | 32,218,948 | 5 | 4 | null | 2015-06-01 13:05:53.267 UTC | 9 | 2020-09-16 21:20:25.407 UTC | 2017-09-14 15:26:02.007 UTC | null | 247,702 | null | 2,838,509 | null | 1 | 49 | c#|xunit.net|data-driven-tests|xunit2 | 19,286 | <p>I spent a lot of time trying to figure this one out in my project. <a href="https://github.com/xunit/xunit/issues/429" rel="noreferrer">This related Github discussion</a> from @NPadrutt himself helped a lot, but it was still confusing.</p>
<p>The tl;dr is this: <code>[MemberInfo]</code> will report a single group t... |
18,616,414 | Read line-by-line file and split values | <p>I need to read a txt file composed as follow:</p>
<pre><code> AA=1000,AA=320009#999999
AA=1011,AA=320303#111111
</code></pre>
<p>for each readed line I need to split it by "#" to get at the first turn </p>
<pre><code> $test[0] = AA=1000,AA=320009 and $test[1]=999999
</code></pre>
<p>and at the second... | 18,616,767 | 3 | 0 | null | 2013-09-04 14:20:58.463 UTC | null | 2021-10-28 08:20:48.147 UTC | null | null | null | null | 1,157,530 | null | 1 | 5 | powershell|powershell-2.0 | 56,368 | <pre><code># Basically, Get-Content will return you an array of strings such as below:
# $tests = Get-Content "c:\myfile\path\mytests.txt"
$tests = @(
"AA=1000,AA=320009#999999",
"AA=1011,AA=320303#111111"
)
$tests | %{ $test = $_ -split '#'; Write-Host $test[0]; Write-Host $test[1] }
</code></pre>
<p>The li... |
5,063,878 | How to cleanly deal with global variables? | <p>I have a number of aspx pages (50+).
I need to declare a number(5-7) of global variables in each of these pages.
Variables in one page independent of the other pages even though some might be same.</p>
<p>Currently I am declaring at the page top and outside of any function.</p>
<p>Should I approach this different... | 5,064,235 | 3 | 3 | null | 2011-02-21 08:47:50.787 UTC | 13 | 2020-05-28 04:00:46.793 UTC | 2014-09-03 23:36:40.247 UTC | null | 2,864,740 | null | 182,305 | null | 1 | 40 | javascript|global-variables | 23,993 | <p>It is best practice to not clutter the global scope. Especially since other frameworks or drop-in scripts can pollute or overwrite your vars.</p>
<p>Create a namespace for yourself</p>
<p><a href="https://www.geeksforgeeks.org/javascript-namespace/" rel="nofollow noreferrer">https://www.geeksforgeeks.org/javascrip... |
5,276,915 | Do common JavaScript implementations use string interning? | <p>Do common JavaScript engines, such as V8 and WebKit's JavaScriptCore, use <a href="http://en.wikipedia.org/wiki/String_interning" rel="noreferrer">string interning</a> for JavaScript strings? Or do they actually keep multiple instances of identical strings in memory?</p> | 5,276,975 | 3 | 0 | null | 2011-03-11 18:34:15.77 UTC | 7 | 2021-05-21 00:55:58.853 UTC | null | null | null | null | 100,335 | null | 1 | 46 | javascript|programming-languages|webkit|v8|string-interning | 9,147 | <p>Yes. In general any literal string, identifier, or other constant string in JS source is interned. However implementation details (exactly what is interned for instance) varies, as well as when the interning occurs.</p>
<p>Note that a string value is not the same as a String Object though, String Objects are not ... |
5,461,796 | How to Convert a Float String to Number? | <p>A1 is formatted as text and contains a decimal number I would like to programmatically convert to a number.</p>
<p>The "convert to number" function N() only works with whole numbers apparently.</p>
<p>Trying a trick like =A1+0 seems to similarly only work with whole numbers.</p> | 5,461,887 | 4 | 1 | null | 2011-03-28 16:04:50.517 UTC | 1 | 2019-04-03 14:19:51.61 UTC | null | null | null | null | 304,410 | null | 1 | 5 | excel | 41,650 | <p>Use the function</p>
<pre><code>value(A1)
</code></pre>
<p>to convert a string to a number.</p> |
9,252,712 | Twitter Bootstrap: What is the correct way to use the `.btn` class within a navbar? | <p>I'm using a navbar for the standard nav stuff and i'd like to include a button for Sign in and Sign up.</p>
<p>The I'm using an <code>a</code> tag with the <code>btn btn-large btn-success</code> classes and by default it appears the navbar does not accommodate the use of nested <code>btn</code>s.</p>
<p>The result... | 9,253,556 | 6 | 4 | null | 2012-02-12 21:12:38.543 UTC | 21 | 2013-07-13 22:46:35.627 UTC | 2012-02-13 04:23:06.62 UTC | null | 365,858 | null | 365,858 | null | 1 | 61 | css|navigation|twitter-bootstrap|css-frameworks | 48,180 | <p>The navbar accommodates buttons without a problem - I have buttons in the navbar without any problems, and I was able to add them to the <a href="http://twitter.github.com/bootstrap/components.html#navbar" rel="noreferrer">static navbar example on the Bootstrap page</a>:</p>
<p><img src="https://i.stack.imgur.com/5... |
18,292,578 | What does Git (master|REBASE 1/1) mean? How do I get rid of it? | <p>I'm kind of a <a href="/questions/tagged/git" class="post-tag" title="show questions tagged 'git'" rel="tag">git</a> beginner and I was attempting to roll back to a previous commit. But I accidentally just rolled back the commit (I was using the Windows GUI). Anyway, after some weird pushing, merging, and ot... | 18,292,656 | 5 | 0 | null | 2013-08-17 19:31:37.15 UTC | 7 | 2020-11-18 07:36:53.723 UTC | 2020-11-18 07:36:53.723 UTC | null | 2,265,151 | null | 1,542,306 | null | 1 | 34 | git|version-control|git-branch|rebase | 39,357 | <p>You are stuck in the middle of a rebase. </p>
<p>If you have merged/solved conflicts for all the paths:<br>
use <code>git add .</code> to commit resolved items.<br>
use <code>git rebase --continue</code> to complete the process. </p>
<p>Or use <code>git rebase --abort</code> to exit the rebase process without an... |
18,445,825 | how to know status of currently running jobs | <p>I need to know if a given Job is currently running on Ms SQL 2008 server. So as to not to invoke same job again that may lead to concurrency issues.</p> | 18,446,365 | 9 | 1 | null | 2013-08-26 13:52:31.723 UTC | 11 | 2019-02-14 07:01:29.15 UTC | 2018-02-09 05:53:53.717 UTC | null | 2,067,941 | null | 225,394 | null | 1 | 73 | sql-server|sql-server-2008|tsql|sql-agent | 284,341 | <p>It looks like you can use <code>msdb.dbo.sysjobactivity</code>, checking for a record with a non-null start_execution_date and a null stop_execution_date, meaning the job was started, but has not yet completed.</p>
<p>This would give you currently running jobs:</p>
<pre><code>SELECT sj.name
, sja.*
FROM msdb.db... |
19,986,089 | __init__() got an unexpected keyword argument 'user' | <p>i am using Django to create a user and an object when the user is created. But there is an error</p>
<p><code>__init__() got an unexpected keyword argument 'user'</code></p>
<p>when calling the <code>register()</code> function in view.py.
The function is:</p>
<pre><code>def register(request):
'''signup view... | 19,986,188 | 4 | 2 | null | 2013-11-14 18:59:59.197 UTC | 8 | 2020-11-23 20:21:42.117 UTC | 2013-11-14 19:12:06.99 UTC | null | 1,572,562 | null | 2,284,861 | null | 1 | 40 | python|django|django-models|django-forms|django-views | 154,428 | <p>You can't do</p>
<pre><code>LivingRoom.objects.create(user=instance)
</code></pre>
<p>because you have an <code>__init__</code> method that does NOT take <code>user</code> as argument.</p>
<p>You need something like</p>
<pre><code>#signal function: if a user is created, add control livingroom to the user
def cre... |
15,186,520 | scala - Any vs underscore in generics | <p>What is the different between the following Generics definitions in Scala:</p>
<pre><code>class Foo[T <: List[_]]
</code></pre>
<p>and </p>
<pre><code>class Bar[T <: List[Any]]
</code></pre>
<p>My gut tells me they are about the same but that the latter is more explicit. I am finding cases where the former... | 15,204,140 | 2 | 1 | null | 2013-03-03 14:07:32.683 UTC | 42 | 2019-02-22 20:27:52.493 UTC | 2019-02-22 20:27:52.493 UTC | null | 2,707,792 | null | 1,906,491 | null | 1 | 81 | scala|generics|covariance|any|existential-type | 17,002 | <p>OK, I figured I should have my take on it, instead of just posting comments. Sorry, this is going to be long, if you want the TL;DR skip to the end.</p>
<p>As Randall Schulz said, here <code>_</code> is a shorthand for an existential type. Namely,</p>
<pre><code>class Foo[T <: List[_]]
</code></pre>
<p>is a sh... |
15,405,916 | Correct way to load a Nib for a UIView subclass | <p>I am aware this question has been asked before but the answers are contradicting and I am confused, so please don't flame me.</p>
<p>I want to have a reusable <code>UIView</code> subclass throughout my app. I want to describe the interface using a nib file.</p>
<p>Now let's say it's a loading indicator view with a... | 15,406,012 | 6 | 3 | null | 2013-03-14 09:51:23.14 UTC | 24 | 2017-04-10 07:57:46.45 UTC | 2017-03-16 16:49:28.847 UTC | null | 1,032,372 | null | 1,050,447 | null | 1 | 100 | iphone|ios|objective-c|uiview|xib | 104,528 | <pre><code>MyViewClass *myViewObject = [[[NSBundle mainBundle] loadNibNamed:@"MyViewClassNib" owner:self options:nil] objectAtIndex:0]
</code></pre>
<p>I'm using this to initialise the reusable custom views I have.</p>
<hr>
<p>Note that you can use <strong>"firstObject"</strong> at the end there, it's a little clean... |
15,208,711 | Mongoose subdocuments vs nested schema | <p>I'm curious as to the pros and cons of using subdocuments vs a deeper layer in my main schema:</p>
<pre><code>var subDoc = new Schema({
name: String
});
var mainDoc = new Schema({
names: [subDoc]
});
</code></pre>
<p>or </p>
<pre><code>var mainDoc = new Schema({
names: [{
name: String
}]
});
</code></... | 16,493,881 | 6 | 4 | null | 2013-03-04 18:43:00.807 UTC | 32 | 2019-11-06 15:28:21.58 UTC | 2016-01-28 22:29:39.013 UTC | null | 23,501 | null | 856,498 | null | 1 | 147 | javascript|node.js|mongodb|mongoose | 118,903 | <p>According to <a href="http://mongoosejs.com/docs/subdocs.html#altsyntax" rel="noreferrer">the docs</a>, it's exactly the same.
However, using a Schema would add an <code>_id</code> field as well (as long as you don't have that disabled), and presumably uses some more resources for tracking subdocs.</p>
<blockquote>... |
28,114,352 | java.lang.IllegalArgumentException: Illegal character in scheme at index 0: localhost | <p>I'am developping an android app that receive an data from server (localhost - mssql and nodejs), save data and then display it</p>
<p>after receiving the server response I get this error</p>
<p>I follow the instructions below <a href="http://spring.io/guides/gs/consuming-rest-android/" rel="noreferrer">enter link ... | 33,211,847 | 6 | 2 | null | 2015-01-23 16:29:19.233 UTC | 2 | 2022-08-18 01:36:45.097 UTC | 2015-01-23 16:33:18.073 UTC | null | 2,711,488 | null | 3,468,921 | null | 1 | 16 | java|localhost|spring-android | 48,121 | <p>you should remove space from url and define scheme <code>http</code> or <code>https</code></p> |
45,142,080 | Why can't constructors be explicitly called while destructors can? | <p>In the following C++ code, I am allowed to explicitly call the destructor but not the constructor. Why is that? Wouldn't be explicit ctor call more <strong>expressive</strong> and <strong>unified</strong> with the dtor case?</p>
<pre><code>class X { };
int main() {
X* x = (X*)::operator new(sizeof(X));
new (x)... | 45,142,200 | 3 | 12 | null | 2017-07-17 10:40:51.417 UTC | 4 | 2017-09-14 21:17:27.073 UTC | 2017-09-14 21:17:27.073 UTC | null | 963,864 | null | 580,083 | null | 1 | 28 | c++|constructor|destructor|placement-new|explicit-destructor-call | 4,151 | <p>Because before the constructor is started, there is no object of type <code>X</code> at that address. As such, dereferencing <code>x</code> as an <code>X</code> type or accessing members/methods of it would be Undefined Behavior.</p>
<p>So the major difference between <code>x->X();</code> (hypothetical syntax) a... |
7,882,074 | How do you set one array's values to another array's values in Java? | <p>Lets say you had two arrays:</p>
<pre><code> int[] a = {2, 3, 4};
int[] b = {4, 5, 6};
</code></pre>
<p>How would you set array a to array b and keep them different different objects? Like I thought of doing this:</p>
<pre><code> a = b;
</code></pre>
<p>But that doesn't work since it just makes "a" re... | 7,882,095 | 2 | 1 | null | 2011-10-24 21:15:08.847 UTC | 7 | 2017-10-26 12:57:38.833 UTC | 2015-11-03 04:56:31.32 UTC | null | 597,657 | null | 906,497 | null | 1 | 8 | java|arrays | 91,429 | <p>You may want to use <code>clone</code>:</p>
<pre><code>a = b.clone();
</code></pre>
<p>or use <code>arraycopy(Object source, int sourcePosition, Object destination, int destinationPosition, int numberOfElements)</code></p>
<pre><code>System.arraycopy(b, 0, a, 0, b.length());
</code></pre> |
7,842,393 | Create a div with bottom half one color and top half another color | <p>I have a which I am going to make into a button. The top half should be #ffd41a and the bottom half should be #fac915. Here is a link to the button at present. <a href="http://jsfiddle.net/WnwNW/">http://jsfiddle.net/WnwNW/</a></p>
<p>The problem that I'm facing is how should I deal with two background colors. Is ... | 7,842,446 | 2 | 0 | null | 2011-10-20 21:19:34.503 UTC | 2 | 2022-03-05 23:37:46.793 UTC | null | null | null | null | 155,726 | null | 1 | 16 | html|css | 44,426 | <p>CSS3 provides a way to do this</p>
<pre><code>background-image: linear-gradient(to bottom, #FFD51A 50%, #FAC815 50%);
background-image: -o-linear-gradient(bottom, #FFD51A 50%, #FAC815 50%);
background-image: -moz-linear-gradient(bottom, #FFD51A 50%, #FAC815 50%);
background-image: -webkit-linear-gradient(bottom, #FF... |
8,352,708 | How to check if file already exists in the folder | <p>I am trying to copy some files to folder. I am using the following statement to check if the source fie exists</p>
<pre> If My.Computer.FileSystem.FileExists(fileToCopy) Then</pre>
<p>But I donot know how to check if file exists in the folder before copying.
Please advise.</p>
<p>Thanks and best regards,
Furqan<... | 8,353,425 | 2 | 2 | null | 2011-12-02 06:48:16.487 UTC | 3 | 2019-12-27 08:41:58.677 UTC | null | null | null | null | 415,037 | null | 1 | 18 | vb.net | 160,420 | <pre><code>Dim SourcePath As String = "c:\SomeFolder\SomeFileYouWantToCopy.txt" 'This is just an example string and could be anything, it maps to fileToCopy in your code.
Dim SaveDirectory As string = "c:\DestinationFolder"
Dim Filename As String = System.IO.Path.GetFileName(SourcePath) 'get the filename of the origin... |
8,314,827 | How can I specialize a template member function for std::vector<T> | <p>I need to define a get method in two different ways. One for simple types T. And once for std::vector.</p>
<pre><code>template<typename T>
const T& Parameters::get(const std::string& key)
{
Map::iterator i = params_.find(key);
...
return boost::lexical_cast<T>(boost::get<std::stri... | 8,315,197 | 2 | 1 | null | 2011-11-29 17:12:17.34 UTC | 5 | 2014-02-02 15:20:40.807 UTC | 2011-11-29 17:15:52.413 UTC | null | 248,123 | null | 992,460 | null | 1 | 28 | c++|templates | 9,113 | <p><strong>Don't specialize function template.</strong> </p>
<ul>
<li><a href="http://www.gotw.ca/publications/mill17.htm">Why Not Specialize Function Templates?</a></li>
<li><a href="http://www.gotw.ca/gotw/049.htm">Template Specialization and Overloading</a></li>
</ul>
<p><strong>Instead, use overload.</strong> </p... |
8,120,466 | Missalignment with inline-block (other elements pushed down) | <p>I'm trying to align small boxes in a row. These boxes have something like 2 elements in each. In some cases, the first element is so "much" text, that it splits into 2 lines. If this happens, all other blocks in this special line are shown below.</p>
<p>Long story short, here is the example:
<a href="http://jsfiddl... | 8,120,546 | 2 | 1 | null | 2011-11-14 10:48:38.287 UTC | 9 | 2016-12-24 07:20:50.81 UTC | 2016-12-24 07:17:26.477 UTC | null | 2,142,994 | null | 490,647 | null | 1 | 41 | html|css|row|offset | 32,592 | <p><a href="http://jsfiddle.net/PMRQ5/1/" rel="noreferrer">http://jsfiddle.net/PMRQ5/1/</a></p>
<p>Add <code>vertical-align: top</code> or <code>vertical-align: bottom</code> to the box, depends on what you want.</p> |
5,079,525 | MVC ViewModels and Entity Framework queries | <p>I am new to both MVC and Entity Framework and I have a question about the right/preferred way to do this.</p>
<p>I have sort of been following the Nerd Dinner MVC application for how I am writing this application. I have a page that has data from a few different places. It shows details that come from a few differe... | 5,079,784 | 5 | 1 | null | 2011-02-22 14:41:36.263 UTC | 13 | 2013-06-07 14:00:07.997 UTC | 2012-06-29 05:40:38.263 UTC | null | 503,969 | null | 143,919 | null | 1 | 19 | c#|asp.net-mvc|entity-framework|repository-pattern|viewmodel | 10,967 | <p>You are correct a repository should not return a view model. As changes to your view will cause you to change your data layer.</p>
<p>Your repository should be an <a href="https://stackoverflow.com/questions/1958621/whats-an-aggregate-root">aggregate root</a>. If your property1, property2, Foo, Bar are related in... |
5,218,927 | z-index not working with fixed positioning | <p>I have a <code>div</code> with default positioning (i.e. <code>position:static</code>) and a <code>div</code> with a <code>fixed</code> position.</p>
<p>If I set the z-indexes of the elements, it seems impossible to make the fixed element go behind the static element.</p>
<p><div class="snippet" data-lang="js" data-... | 42,076,701 | 9 | 0 | null | 2011-03-07 11:09:36.48 UTC | 82 | 2022-05-20 04:17:39.22 UTC | 2020-07-29 23:54:49.413 UTC | null | 214,143 | null | 43,965 | null | 1 | 486 | css|z-index | 592,495 | <p>This question can be solved in a number of ways, but really, knowing the stacking rules allows you to find the best answer that works for you.</p>
<h1>Solutions</h1>
<p>The <code><html></code> element is your only stacking context, so just follow the stacking rules inside a stacking context and you will see ... |
5,387,371 | How to convert minutes to Hours and minutes (hh:mm) in java | <p>I need to convert minutes to hours and minutes in java. For example 260 minutes should be 4:20. can anyone help me how to do convert it.</p> | 5,387,398 | 14 | 2 | null | 2011-03-22 05:51:37.517 UTC | 23 | 2021-07-19 17:19:34.967 UTC | 2021-07-19 17:19:34.967 UTC | null | 642,706 | null | 2,405,181 | null | 1 | 86 | java | 186,648 | <p>If your time is in a variable called <code>t</code></p>
<pre><code>int hours = t / 60; //since both are ints, you get an int
int minutes = t % 60;
System.out.printf("%d:%02d", hours, minutes);
</code></pre>
<p>It couldn't get easier</p>
<p><strong>Addendum from 2021:</strong></p>
<p>Please notice that this... |
16,987,692 | can I write a loop for css | <p>I have a scenario where I am getting ID generated like this </p>
<pre><code><div class="containerLength">
<div id="new-1"></div>
<div id="new-2"></div>
<div id="new-3"></div>
<div id="new-4"></div>
</div>
</code></pre>
<p>and so on</p>
<p>is there a way ... | 16,987,767 | 5 | 9 | null | 2013-06-07 15:25:05.807 UTC | 4 | 2013-06-07 15:42:02.793 UTC | null | null | null | null | 1,315,393 | null | 1 | 12 | css | 46,701 | <p>You can't do loops with pure CSS, however, if you're using something like SASS or LESS then you can do both like:</p>
<p><strong>SASS</strong>:</p>
<pre><code>@for $i from 1 through 4
.#{$class-slug}-#{$i}
width: 60px + $i
</code></pre>
<p><strong>LESS</strong>:</p>
<p><a href="https://stackoverflow.com/qu... |
41,660,150 | How to print the value of variable in java | <pre><code>System.out.printf("The Sum is %d%n" , sum);
</code></pre>
<p>and the error is
The method printf(String, Object[]) in the type PrintStream is not applicable for the arguments (String, int)</p>
<pre><code>System.out.printf("The sum is " + sum);
</code></pre>
<p>Works but What if i need to print</p>
<block... | 41,660,305 | 3 | 3 | null | 2017-01-15 10:34:38.467 UTC | 2 | 2018-09-20 08:56:56.993 UTC | 2017-01-15 10:36:45.727 UTC | null | 335,858 | null | 6,932,421 | null | 1 | 4 | java | 124,533 | <p>If <code>System.out.printf</code> is giving you this error:</p>
<pre><code> The method printf(String, Object[]) in the type PrintStream is not applicable for the arguments (String, int)
</code></pre>
<p>Then you must configure your project for the proper Java version.</p>
<p>Methods with variable arguments were i... |
41,627,631 | Exclude/overwrite npm-provided typings | <p>I've got an npm package with badly written, out of date typings. I've written my own typings and now I'm wondering if I can somehow exclude the original typings from the npm package. It's not a simple extension of interfaces, the originals are basically garbage at this point.</p>
<p>Using the exclude list in tsconf... | 41,641,001 | 2 | 3 | null | 2017-01-13 04:56:28.867 UTC | 10 | 2018-06-18 10:04:14.167 UTC | null | null | null | null | 727,944 | null | 1 | 35 | typescript|typescript-typings | 10,946 | <p>You can get the desired behavior with the paths option in the tsConfig
It could look something like this:</p>
<pre><code>{
"compilerOptions": {
...
"paths": {
"*": [
"src/*",
"declarations/*"
]
}
},
...
}
</code></pre>
<p>Wi... |
12,463,091 | iOS background Location not sending http request | <p>My app needs to track the users location in the background but it is failing to send a 'get' request. The http request gets sent immediately when the app comes to the foreground. I am using RestKit for all my network requests and I followed <a href="http://www.mindsizzlers.com/2011/07/ios-background-location/" rel="... | 12,558,104 | 3 | 3 | null | 2012-09-17 16:05:43.67 UTC | 12 | 2012-09-25 17:04:06.417 UTC | 2017-05-23 12:32:42.543 UTC | null | -1 | null | 976,975 | null | 1 | 12 | iphone|ios|ios5|nsurlconnection|restkit | 5,405 | <p>Re-creating original suggestion as an answer</p>
<blockquote>
<p>Have your try replacing your restKit calls with a stock synchronous NSURLConnection? – dklt Sep 20 </p>
</blockquote> |
12,072,500 | Apache CXF - None of the policy alternatives can be satisfied | <p>I'm trying to create client of 3rd party WS. My app is running on JBoss AS 6 (with its Apache CXF 2.3.1 stack). I generated client code by wsconsume (wsdl2java). When I tried to connect to WS a got exception:</p>
<pre><code>No assertion builder for type http://schemas.microsoft.com/ws/06/2004/policy/http}BasicAuthe... | 12,090,592 | 3 | 0 | null | 2012-08-22 11:52:40.857 UTC | 9 | 2016-09-29 09:54:05.127 UTC | null | null | null | null | 1,616,779 | null | 1 | 14 | java|cxf | 33,884 | <p>The problem gone when I used this code:</p>
<pre><code>import org.apache.cxf.endpoint.Client;
import org.apache.cxf.frontend.ClientProxy;
import org.apache.cxf.jaxws.JaxWsProxyFactoryBean;
import org.apache.cxf.transport.http.HTTPConduit;
...
JaxWsProxyFactoryBean factory = new JaxWsProxyFactoryBean();
//factory... |
12,131,789 | How to disable subtitles decoding in ffmpeg | <p>I'm trying to convert some video file containing <em>video</em>, <em>audio</em> and <em>subtitles</em> streams into another format using <strong>FFMpeg</strong>. However, ffmpeg complains about the <em>subtitles</em> format - it cannot decode the stream. Since I don't need this subtitles stream, I'd like to know how... | 12,175,153 | 3 | 1 | null | 2012-08-26 16:27:01.89 UTC | 10 | 2020-06-16 21:18:35.89 UTC | null | null | null | null | 1,091,054 | null | 1 | 35 | video|stream|ffmpeg|video-encoding|subtitle | 50,464 | <p>I've finally found an answer.</p>
<p>There is such option as <code>-sn</code> which disables subtitles decoding from input stream. Also there are analogous options for audio and video decoding: <code>-an</code> and <code>-vn</code> respectively.</p>
<p>It also turned out that there is another way to achieve this. ... |
12,422,473 | @Nullable input in Google Guava Function interface triggers FindBugs warning | <p>The <code>com.google.common.base.Function</code> interface (from <a href="http://code.google.com/p/guava-libraries/wiki/Release13">Google Guava</a>) defines <code>apply</code> as:</p>
<p><code>@Nullable T apply(@Nullable F input);</code> </p>
<p>The method has the following javadoc note:</p>
<p><code>@throws Null... | 12,422,809 | 3 | 2 | null | 2012-09-14 10:13:14.293 UTC | 9 | 2017-07-28 09:39:54.843 UTC | 2012-09-14 10:31:39.12 UTC | null | 954,570 | null | 954,570 | null | 1 | 35 | java|guava|findbugs | 15,498 | <p>Your implementation is wrong ;)</p>
<p>Basically docs says (I'll paraphrase and emphasise):</p>
<blockquote>
<p><code>@throws NullPointerException</code> if <code>input</code> is null and <strong>the concrete
function implementation</strong> does not accept null arguments</p>
</blockquote>
<p>By implementing ... |
12,334,316 | Give the Python Terminal a Persistent History | <p>Is there a way to tell the interactive Python shell to preserve its history of executed commands between sessions?</p>
<p>While a session is running, after commands have been executed, I can arrow up and access said commands, I'm just wondering if there is some way for a certain number of these commands to be saved... | 12,334,344 | 3 | 1 | null | 2012-09-08 20:43:36.357 UTC | 7 | 2018-07-17 08:22:42.173 UTC | 2012-09-08 20:44:26.337 UTC | null | 707,111 | null | 1,378,292 | null | 1 | 37 | python|linux|python-2.7 | 11,399 | <p>Sure you can, with a small startup script. From <a href="http://docs.python.org/tutorial/interactive.html" rel="noreferrer">Interactive Input Editing and History Substitution</a> in the python tutorial:</p>
<pre><code># Add auto-completion and a stored history file of commands to your Python
# interactive interpret... |
12,378,271 | What does an object look like in memory? | <blockquote>
<p><strong>Possible Duplicate:</strong><br>
<a href="https://stackoverflow.com/questions/422830/structure-of-a-c-object-in-memory-vs-a-struct">Structure of a C++ Object in Memory Vs a Struct</a><br>
<a href="https://stackoverflow.com/questions/1632600/memory-layout-c-objects">memory layout c++ object... | 12,378,370 | 5 | 5 | null | 2012-09-11 21:36:22.637 UTC | 38 | 2021-06-07 13:17:32.2 UTC | 2017-05-23 12:10:15.51 UTC | null | -1 | null | 308,843 | null | 1 | 49 | c++ | 42,934 | <p>Static class members are treated almost exactly like global variables / functions. Because they are not tied to an instance, there is nothing to discuss regarding memory layout.</p>
<p>Class member <em>variables</em> are duplicated for each instance as you can imagine, as each instance can have its own unique value... |
12,539,006 | Tooltips for mobile browsers | <p>I currently set the <code>title</code> attribute of some HTML if I want to provide more information:</p>
<pre><code><p>An <span class="more_info" title="also called an underscore">underline</span> character is used here</p>
</code></pre>
<p>Then in CSS:</p>
<pre><code>.more_info {
border... | 12,538,532 | 11 | 8 | null | 2012-09-21 19:52:02.833 UTC | 27 | 2021-07-02 09:28:46.037 UTC | null | null | null | at. | 326,389 | null | 1 | 77 | mobile|mobile-website|tooltip|html | 102,524 | <p>You can fake the title tooltip behavior with Javascript. When you click/tab on an element with a <code>title</code> attribute, a child element with the title text will be appended. Click again and it gets removed.</p>
<p>Javascript (done with jQuery):</p>
<pre><code>$("span[title]").click(function () {
var $titl... |
3,676,004 | Java API for encrypting / decrypting pdf files | <p>I need to encrypt and decrypt pdf files. Is there a free or low cost Java API that does that ? Basically I need to hide files from normal users. Any other suggestion on achieving that programatically ?</p>
<p>Thanks,
Deep</p> | 3,676,337 | 3 | 1 | null | 2010-09-09 11:17:44.96 UTC | 9 | 2017-12-13 06:00:07.997 UTC | null | null | null | null | 306,631 | null | 1 | 9 | java|pdf|encryption | 23,100 | <p>Using <a href="http://itextpdf.com/" rel="noreferrer">iText</a>:</p>
<pre><code> // Assuming you provide the following yourself:
File inputFile;
File outputFile;
String userPassword;
String ownerPassword;
// A bit-field containing file permissions.
int permissions = PDFWriter.ALLOW_PRINTING | PDFWrite... |
3,363,767 | How do you virus scan a file being uploaded to your java webapp as it streams? | <p>Basically, I want to virus scan files as they are uploaded (before writing them to disk) to a web app. </p>
<p>In particular, I'd like to integrate with "McAfee VirusScan Enterprise" (latest version).</p>
<p>From a design and maintenance perspective, would it perhaps be better to scan certain paths at the firewall... | 3,363,900 | 3 | 3 | null | 2010-07-29 14:50:03.023 UTC | 19 | 2013-03-14 19:22:12.297 UTC | 2017-05-23 11:33:13.693 UTC | null | -1 | null | 39,489 | null | 1 | 29 | java|web-applications|antivirus|mcafee|antivirus-integration | 43,179 | <p>Check out Clamv ( <a href="http://www.clamav.net/" rel="noreferrer">http://www.clamav.net/</a> )
It is a open source anti-virus, and you can scan a stream.
So you do not need to save the file for scanning it.</p>
<p><a href="http://linux.die.net/man/1/clamscan" rel="noreferrer">http://linux.die.net/man/1/clamscan</... |
3,638,953 | Do TCP connections get moved to another port after they are opened? | <p>If a TCP socket server listens on port 28081 for incoming connections and then accepts a connection and start receiving data. Is the port that data is coming into still 28081 or does the port get changed.</p>
<p>for example what port does the incoming data come to in the pseudo code below? Is it still 28081 or do... | 3,639,017 | 3 | 1 | null | 2010-09-03 19:28:56.587 UTC | 18 | 2012-09-19 16:26:27.497 UTC | 2010-09-04 03:30:54.21 UTC | null | 134,633 | null | 234,789 | null | 1 | 32 | c|sockets|networking|tcp | 19,896 | <p>A TCP connection is uniquely identified by two <code>(IP address, TCP port)</code> tuples (one for each endpoint). So by definition, one can't <em>move</em> a port or IP address of a connection but just open a different one. </p>
<p>If the server binds to port 28081 all accepted connections will have this port on t... |
19,239,743 | Create multiple tables using single .sql script file | <p>I have created multiple table in oracle xe 11g database and i have saved the script for each table in different .sql file. But i need to create all tables at once using single .sql file.
I tried to run below script but it is creating only once table at once.</p>
<pre><code>CREATE TABLE ACCOUNT_DETAILS_TB
(
CUSTO... | 19,239,848 | 2 | 8 | null | 2013-10-08 05:27:02.077 UTC | null | 2013-10-08 09:23:39.587 UTC | 2013-10-08 09:23:39.587 UTC | null | 1,568,755 | null | 1,568,755 | null | 1 | 11 | sql|database|oracle|oracle11g|oracle-sqldeveloper | 93,642 | <p>You need to separate the create table scripts with <code>/</code> or end the command with <code>;</code>, Try like this,</p>
<pre><code>CREATE TABLE ACCOUNT_DETAILS_TB ( CUSTOMER_ID VARCHAR2(20) NOT NULL , ACCOUNT_ID VARCHAR2(20) NOT NULL )
/
CREATE TABLE ADDRESS_DETAILS_TB ( ACCOUNT_ID VARCHAR2(20) NOT NULL , ADDR... |
8,425,195 | Vertically aligning my div within the body | <p>Is there a CSS way to vertically align my div within the body element?</p>
<p>The thing is my div will have a different height each time, so its not constant.</p>
<p>These are the things I've tried but they dont work:</p>
<pre><code>body { vertical-align: middle; }
#mainContent {
vertical-align: middle;
}
/... | 8,440,862 | 5 | 7 | null | 2011-12-08 01:54:29.2 UTC | 11 | 2018-04-29 21:51:49.647 UTC | null | null | null | null | 972,202 | null | 1 | 4 | javascript|html|css | 23,242 | <p>Honestly, my opinion is often that if you're doing vertical alignment you should still be using a table. I know it's often frowned upon, but it is still the simplest and cleanest way to vertically center something. </p>
<p>HTML</p>
<pre><code><table>
<tbody>
<tr>
<td>... |
22,056,153 | Designing UICollectionView cells in nib with Interface Builder (without storyboard) | <p>I am trying to design a custom <code>UICollectionViewCell</code> prototype (in Xcode 5.0.2), however Interface Builder doesn't let me add a cell to my <code>UICollectionView</code> while designing a nib. I can set the number of items (cells) and Interface Builder creates and displays cells perfectly if I'm using sto... | 25,143,037 | 1 | 5 | null | 2014-02-26 23:53:32.583 UTC | 3 | 2014-08-05 20:58:40.017 UTC | 2017-05-23 12:17:26.303 UTC | null | -1 | null | 811,405 | null | 1 | 29 | xcode|interface-builder|uicollectionview|nib|uicollectionviewcell | 14,373 | <p>The simple answer is no, this cannot be done. Think of a storyboard as a collection of XIBs. A XIB simply defines the facets of a particular view so that it can be constructed at runtime.</p>
<p>Regarding collection views and their storyboard implementations, it's important to understand that a storyboard allows fo... |
11,117,511 | There was an exception running the extensions specified in the config file. Maximum request length exceeded | <p>I have a report part which deployed perfectly every time I made any changes until today.</p>
<p>The report has around 20 links, and an image on it.</p>
<p>I have added a table to it today, clicked deploy and it gave me the following error:</p>
<pre><code>Error 1 There was an exception running the extensions s... | 11,117,735 | 3 | 0 | null | 2012-06-20 10:22:11.323 UTC | 1 | 2021-11-24 14:50:11.547 UTC | null | null | null | null | 1,025,915 | null | 1 | 13 | sql-server|sql-server-2008|reporting-services|bids | 41,618 | <p>I faced this problem recently. There is a property called <code>maxRequestLength</code> which needs to be increased in the machine and <code>web.config</code> file which is in the following location.</p>
<pre><code>C:\Program Files\Microsoft SQL Server\MSRS10.MSSQLSERVER\Reporting Services\ReportServer
</code></pre... |
11,168,916 | weak or strong for IBOutlet and other | <p>I have switched my project to ARC, and I don't understand if I have to use <code>strong</code> or <code>weak</code> for IBOutlets. Xcode do this: in interface builder, if a create a <code>UILabel</code> for example and I connect it with assistant editor to my <code>ViewController</code>, it create this:</p>
<pre><c... | 11,170,327 | 2 | 0 | null | 2012-06-23 10:55:01.87 UTC | 33 | 2015-01-22 05:22:04.987 UTC | 2015-01-22 05:22:04.987 UTC | null | 1,400,768 | null | 678,833 | null | 1 | 31 | ios|ios5|automatic-ref-counting|weak-references|strong-references | 22,899 | <p><strong>A rule of thumb</strong></p>
<p><em>When a parent has a reference to a child object, you should use a <code>strong</code> reference. When a child has a reference to its parent object, you should use a <code>weak</code> reference or a <code>unsafe_unretained</code> one (if the former is not available). A ty... |
10,953,070 | How to debug "Vagrant cannot forward the specified ports on this VM" message | <p>I'm trying to start a Vagrant instance and getting the following message:</p>
<pre><code>Vagrant cannot forward the specified ports on this VM, since they
would collide with another VirtualBox virtual machine's forwarded
ports! The forwarded port to 4567 is already in use on the host
machine.
To fix this, modify y... | 11,037,995 | 15 | 2 | null | 2012-06-08 17:01:56.977 UTC | 8 | 2021-10-19 15:24:44.067 UTC | null | null | null | null | 329,700 | null | 1 | 50 | vagrant | 58,588 | <p>As message says, the port collides with the host box. I would simply change the port to some other value on the host machine. So if I am getting error for</p>
<pre><code>config.vm.forward_port 80, 1234
</code></pre>
<p>then I would change it to </p>
<pre><code>config.vm.forward_port 80, 5656
</code></pre>
<p>As ... |
11,029,294 | Android: How to programmatically access the device serial number shown in the AVD manager (API Version 8) | <p>How do I programmatically access the value shown in the image below ?</p>
<p><img src="https://i.stack.imgur.com/J7vWU.png" alt="enter image description here"></p> | 11,029,386 | 6 | 1 | null | 2012-06-14 08:25:29.523 UTC | 17 | 2022-06-03 10:11:21.617 UTC | 2013-10-22 19:22:03.14 UTC | null | 58,074 | null | 604,383 | null | 1 | 61 | android|serial-number | 131,925 | <p>This is the hardware serial number. To access it on</p>
<ul>
<li><p><strong>Android Q</strong> (>= SDK 29)
<code>android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE</code> is required. Only system apps can require this permission. If the calling package is the device or profile owner then the <code>READ_PHONE_... |
10,936,059 | How to convert items in array to a comma separated string in PHP? | <blockquote>
<p><strong>Possible Duplicate:</strong><br>
<a href="https://stackoverflow.com/questions/2435216/how-to-create-comma-separated-list-from-array-in-php">How to create comma separated list from array in PHP?</a> </p>
</blockquote>
<p>Given this array:</p>
<pre><code>$tags = array('tag1','tag2','tag3'... | 10,936,075 | 4 | 2 | null | 2012-06-07 16:37:16.747 UTC | 3 | 2012-06-07 16:57:44.197 UTC | 2017-05-23 11:55:07.183 UTC | null | -1 | null | 1,385,112 | null | 1 | 67 | php|arrays | 113,549 | <p>Use <a href="http://php.net/implode" rel="noreferrer">implode</a>:</p>
<pre><code> $tags = implode(', ', array('tag1','tag2','tag3','tag4'));
</code></pre> |
11,270,753 | Underscores or camelCase in PostgreSQL identifiers, when the programming language uses camelCase? | <p>This has been bothering me for a while, and I can't arrive at a solution that feels <i>right</i>...</p>
<p>Given an OO language in which the usual naming convention for object properties is camelCased, and an example object like this:</p>
<pre><code>{
id: 667,
firstName: "Vladimir",
lastName: "Horowitz... | 11,271,763 | 3 | 2 | null | 2012-06-30 01:27:29.913 UTC | 10 | 2020-04-17 18:04:57.867 UTC | 2012-06-30 02:06:08.85 UTC | null | 169,603 | null | 169,603 | null | 1 | 73 | oop|postgresql|database-design|naming-conventions|camelcasing | 39,671 | <p>Given that PostgreSQL uses case-insensitive identifiers with underscores, should you change all your identifiers in your application to do the same? Clearly not. So why do you think the reverse is a reasonable choice?</p>
<p>The convention in PostgreSQL has come about through a mix of standards compliance and long-... |
11,278,387 | Is it possible to download an old APK for my app from Google Play? | <p>Over the last few months, I've published several revisions to my app. Unfortunately, I didn't keep copies of all the old APKs, and now I'd like to test upgrade from the old versions to my new version. Is there any way to download Google's copy of my old versions? The Google Play developer console shows my old APKs, ... | 11,278,480 | 9 | 1 | null | 2012-06-30 23:17:10.48 UTC | 13 | 2022-02-20 17:47:51.757 UTC | null | null | null | null | 342,647 | null | 1 | 117 | android|google-play | 83,801 | <p><strong>THE ANSWER IS OUTDATED. NOW THIS IS POSSIBLE, CHECK <a href="https://stackoverflow.com/a/40037886/944070">@tesla's</a> AND <a href="https://stackoverflow.com/a/40759979/944070">@olleh's</a> ANSWERS.</strong></p>
<p><strong>FOR THE NEW 2020 GOOGLE PLAY CONSOLE, SEE ANSWER FROM <a href="https://stackoverflow.c... |
10,944,621 | Dynamically updating plot in matplotlib | <p>I am making an application in Python which collects data from a serial port and plots a graph of the collected data against arrival time. The time of arrival for the data is uncertain. I want the plot to be updated when data is received. I searched on how to do this and found two methods:</p>
<ol>
<li>Clear the plo... | 10,944,967 | 4 | 1 | null | 2012-06-08 07:22:07.973 UTC | 72 | 2020-02-03 08:41:43.287 UTC | 2012-06-08 09:05:34.117 UTC | null | 885,443 | null | 1,418,822 | null | 1 | 140 | python|matplotlib|tkinter | 278,280 | <blockquote>
<p><em>Is there a way in which I can update the plot just by adding more point[s] to it...</em></p>
</blockquote>
<p>There are a number of ways of animating data in matplotlib, depending on the version you have. Have you seen the <a href="http://www.scipy.org/Cookbook/Matplotlib/Animations">matplotlib c... |
12,929,848 | how make float to integer in awk | <p>I have a variable in my awk code . after some arithmatic operation on this variable and printing (<code>print $1,$2,variable</code>) the result is made like below:</p>
<p><strong>my result</strong></p>
<pre><code>Bama 2 5
Bama 2 5.001
Bama 2 5.002
Bama 2 5.003
Bama 2 5.004
Bama ... | 12,929,974 | 2 | 1 | null | 2012-10-17 08:10:09.347 UTC | 3 | 2020-08-16 16:35:57.457 UTC | 2012-10-17 08:21:31.327 UTC | user647772 | null | null | 1,728,917 | null | 1 | 25 | awk | 45,258 | <p>Truncate it using the <code>int</code> function:</p>
<pre><code>print $1, $2, int( variable );
</code></pre> |
37,382,889 | Can't get AWS Lambda function to log (text output) to CloudWatch | <p>I'm trying to set up a Lambda function that will process a file when it's uploaded to an S3 bucket. I need a way to see the output of <code>console.log</code> when I upload a file, but I can't figure out how to link my Lambda function to CloudWatch.</p>
<p>I figured about by looking at the <code>context</code> obje... | 37,383,297 | 16 | 7 | null | 2016-05-23 04:56:09.243 UTC | 14 | 2021-12-03 12:42:32.79 UTC | null | null | null | null | 5,228,806 | null | 1 | 99 | amazon-web-services|aws-lambda|amazon-cloudwatch | 77,937 | <p>For the lambda function to create log stream and publish logs to cloudwatch, the lambda execution role needs to have the following permissions.</p>
<pre class="lang-html prettyprint-override"><code>{
"Statement": [
{
"Action": [
"logs:CreateLogGroup",
"logs:C... |
16,649,943 | CSS to set A4 paper size | <p>I need simulate an A4 paper in web and allow to print this page as it is show on browser (Chrome, specifically). I set the element size to 21cm x 29.7cm, but when I send to print (or print preview) it clip my page.</p>
<p>See this <a href="https://jsfiddle.net/2wk6Q/1/" rel="noreferrer"><strong>Live example</strong>... | 16,650,459 | 3 | 3 | null | 2013-05-20 12:51:20.603 UTC | 163 | 2021-04-14 15:19:43.88 UTC | 2021-04-03 09:21:38.61 UTC | null | 9,193,372 | null | 755,393 | null | 1 | 283 | css|printing|print-preview | 632,344 | <p>I looked into this a bit more and the actual problem seems to be with assigning <code>initial</code> to page <code>width</code> under the <code>print</code> media rule. It seems like in Chrome <code>width: initial</code> on the <code>.page</code> element results in <em><strong>scaling</strong></em> of the page conte... |
16,936,250 | SharePoint 2013 add javascript after whole page load | <p>Disclaimer: I have no experience with SharePoint2013.</p>
<p>I have problem - I must include/fire some javascript functions after the whole page has been loaded. I tried listening to DOMDocumentReady and window.load events, but sharepoint render the rest of page after those events.</p>
<p>My question is: what I sh... | 17,326,405 | 5 | 6 | null | 2013-06-05 09:27:25.95 UTC | 18 | 2017-03-02 07:37:39.537 UTC | null | null | null | null | 1,812,679 | null | 1 | 29 | javascript|sharepoint-2013 | 100,438 | <p>You are right, MANY things happen on page after $(document).ready(). 2013 does provide a few options. </p>
<p>1) Script on Demand: (load a js file then execute my code.)</p>
<pre><code>function stuffThatRequiresSP_JS(){
//your code
}
</code></pre>
<p><code>SP.SOD.executeFunc("sp.js")</code></p>
<p>2) Delay u... |
17,080,494 | Using grunt server, how can I redirect all requests to root url? | <p>I am building my first <a href="http://angularjs.org/" rel="noreferrer">Angular.js</a> application and I'm using <a href="http://yeoman.io/" rel="noreferrer">Yeoman</a>. </p>
<p>Yeoman uses Grunt to allow you to run a node.js connect server with the command 'grunt server'.</p>
<p>I'm running my angular application... | 20,553,608 | 5 | 0 | null | 2013-06-13 06:22:42.993 UTC | 22 | 2016-01-05 19:46:16.747 UTC | 2017-05-23 11:54:17.563 UTC | null | -1 | null | 1,826,354 | null | 1 | 46 | node.js|angularjs|gruntjs|yeoman|angularjs-routing | 30,294 | <p>First, using your command line, navigate to your directory with your gruntfile.</p>
<p>Type this in the CLI: </p>
<pre><code>npm install --save-dev connect-modrewrite
</code></pre>
<p>At the top of your grunt file put this:</p>
<pre><code>var modRewrite = require('connect-modrewrite');
</code></pre>
<p>Now the ... |
17,073,688 | How to use argparse subparsers correctly? | <p>I've been searching through a lot of the subparser examples on here and in general but can't seem to figure this seemingly simple thing out.</p>
<p>I have two var types of which one has constraints so thought subparser was the way to go. e.g. -t allows for either "A" or "B". If the user passes &q... | 17,074,215 | 1 | 0 | null | 2013-06-12 19:28:27.06 UTC | 12 | 2021-03-15 03:36:16.71 UTC | 2021-03-15 03:36:16.71 UTC | null | 1,214,800 | null | 1,571,144 | null | 1 | 72 | python|argparse | 95,054 | <p>Subparsers are invoked based on the value of the first <em>positional</em> argument, so your call would look like</p>
<pre><code>python test01.py A a1 -v 61
</code></pre>
<p>The "A" triggers the appropriate subparser, which would be defined to allow a positional argument and the <code>-v</code> option.</p>
<p>Bec... |
25,677,035 | How to create a range of dates in R | <p>From two integers <code>(1, 5)</code> one can create a range in the following way</p>
<pre><code>1:5
</code></pre>
<blockquote>
<p>[1] 1 2 3 4 5</p>
</blockquote>
<p>How can you make a range of dates if you are give two dates <code>("2014-09-04 JST", "2014-09-11 JST")</code></p>
<p>The output must be </p>
<bl... | 25,677,051 | 5 | 5 | null | 2014-09-05 00:40:52.87 UTC | 8 | 2022-04-21 09:41:17.89 UTC | null | null | null | null | 835,724 | null | 1 | 24 | r|date | 35,483 | <p>Does this help?</p>
<pre><code>seq(as.Date("2014/09/04"), by = "day", length.out = 5)
# [1] "2014-09-04" "2014-09-05" "2014-09-06" "2014-09-07" "2014-09-08"
</code></pre>
<p><strong>edit: adding in something about timezones</strong></p>
<p>this works for my current timezone</p>
<pre><code>seq(c(ISOdate(2014,4,9)... |
60,902,001 | Why have i++; i--; right after each other? | <p>I was looking at the source code for <a href="https://en.wikipedia.org/wiki/Nmap" rel="noreferrer">nmap</a> that was released in 1997 and I noticed this section of code that looks a little odd to me:</p>
<pre><code>int i=0, j=0,start,end;
char *expr = strdup(origexpr);
ports = safe_malloc(65536 * sizeof(short));
i+... | 60,902,078 | 4 | 13 | null | 2020-03-28 13:51:55.027 UTC | 8 | 2020-07-13 10:19:32.337 UTC | 2020-04-03 12:58:48.64 UTC | null | 2,102,457 | null | 12,134,095 | null | 1 | 166 | c|nmap | 11,301 | <p>This was a bug. These lines together result in <code>i</code> being unchanged, so they shouldn't have been there.</p>
<p>The linked article that introduced nmap was published on September 1 1997. If you look at the SVN repository for nmap at <a href="https://svn.nmap.org/nmap" rel="noreferrer">https://svn.nmap.or... |
4,812,891 | fork() and pipes() in c | <p>What is <code>fork</code> and what is <code>pipe</code>?
Any scenarios explaining why their use is necessary will be appreciated.
What are the differences between <code>fork</code> and <code>pipe</code> in C?
Can we use them in C++?</p>
<p>I need to know this is because I want to implement a program in C++ which c... | 4,812,963 | 2 | 2 | null | 2011-01-27 04:57:59.227 UTC | 18 | 2017-04-26 00:05:04.113 UTC | 2017-04-26 00:05:04.113 UTC | null | 556,595 | null | 590,198 | null | 1 | 35 | c++|c | 96,087 | <p>A pipe is a mechanism for interprocess communication. Data written to the pipe by one process can be read by another process. The primitive for creating a pipe is the <code>pipe</code> function. This creates both the reading and writing ends of the pipe. It is not very useful for a single process to use a pipe to ta... |
4,054,511 | What exactly does the T-SQL "LineNo" reserved word do? | <p>I was writing a query against a table today on a SQL Server 2000 box, and while writing the query in Query Analyzer, to my surprise I noticed the word <code>LineNo</code> was converted to blue text. </p>
<p>It appears to be a <a href="http://msdn.microsoft.com/en-us/library/aa238507(SQL.80).aspx" rel="noreferrer">... | 4,054,590 | 2 | 0 | null | 2010-10-29 17:50:20.957 UTC | 4 | 2018-07-17 15:37:05.583 UTC | 2012-06-19 11:58:29.407 UTC | null | 92,837 | null | 334,849 | null | 1 | 39 | sql-server|tsql|sql-server-2000|reserved-words | 7,813 | <p>OK, this is completely undocumented, and I had to figure it out via trial and error, but it sets the line number for error reporting. For example:</p>
<pre><code>LINENO 25
SELECT * FROM NON_EXISTENT_TABLE
</code></pre>
<p>The above will give you an error message, indicating an error at line 27 (instead of 3, if y... |
4,412,848 | XML Node to String in Java | <p>I came across this piece of Java function to convert an XML node to a Java String representation:</p>
<pre><code>private String nodeToString(Node node) {
StringWriter sw = new StringWriter();
try {
Transformer t = TransformerFactory.newInstance().newTransformer();
t.setOutputProperty(OutputKe... | 4,413,325 | 2 | 0 | null | 2010-12-10 20:07:54.393 UTC | 6 | 2021-07-09 12:34:58.857 UTC | 2021-07-09 12:34:58.857 UTC | null | 8,764,150 | null | 203,175 | null | 1 | 41 | java|xml | 87,897 | <p>You have an XML respesentation in a DOM tree.<br>
For example you have opened an XML file and you have passed it in the DOM parser.<br>
As a result a DOM tree in memory with your XML is created.<br>
Now you can only access the XML info via traversal of the DOM tree.<br>
If you need though, a String representation of... |
4,212,877 | When and how to use Tornado? When is it useless? | <p>Ok, Tornado is non-blocking and quite fast and it can handle a lot of standing requests easily.</p>
<p>But I guess it's not a silver bullet and if we just blindly run Django-based or any other site with Tornado it won't give any performance boost.</p>
<p>I couldn't find comprehensive explanation of this, so I'm as... | 4,213,777 | 2 | 0 | null | 2010-11-18 08:29:04.31 UTC | 35 | 2020-04-12 08:12:04.143 UTC | 2010-11-18 08:47:57.583 UTC | null | 240,424 | null | 411,934 | null | 1 | 87 | python|asynchronous|nonblocking|tornado | 29,460 | <blockquote>
<p>There is a server and a webframework. When should we use framework and when can we replace it with other one?</p>
</blockquote>
<p>This distinction is a bit blurry. If you are only serving static pages, you would use one of the fast servers like lighthttpd. Otherwise, most servers provide a varying c... |
4,105,956 | Regex - Does not contain certain Characters | <p>I need a regex to match if anywhere in a sentence there is NOT either < or >.</p>
<p>If either < or > are in the string then it must return false.</p>
<p>I had a partial success with this but only if my < > are at the beginning or end:</p>
<pre><code>(?!<|>).*$
</code></pre>
<p>I am using .Net if ... | 4,105,987 | 2 | 0 | null | 2010-11-05 12:50:04.383 UTC | 42 | 2019-06-20 20:16:05.15 UTC | 2019-06-20 20:16:05.15 UTC | null | 16,287 | null | 105,254 | null | 1 | 376 | regex|regex-negation | 598,587 | <pre><code>^[^<>]+$
</code></pre>
<p>The caret in the character class (<code>[^</code>) means match anything but, so this means, beginning of string, then one or more of anything except <code><</code> and <code>></code>, then the end of the string.</p> |
10,011,508 | TextBox maximum amount of characters (it's not MaxLength) | <p>I'm using a <code>System.Windows.Forms.TextBox</code>. According to the docs, the <code>MaxLength</code> property controls the amount of characters enter a user can type or paste into the TextBox (i.e. more than that can be added programmatically by using e.g. the <code>AppendText</code> function or the <code>Text</... | 10,013,009 | 3 | 3 | null | 2012-04-04 12:52:23.783 UTC | 4 | 2017-08-19 09:54:19.773 UTC | 2012-04-04 13:07:27.41 UTC | null | 1,094,268 | null | 1,094,268 | null | 1 | 8 | c#|.net|winforms | 57,277 | <ol>
<li>Sure. Override / shadow <code>AppendText</code> and <code>Text</code> in a derived class. See code below.</li>
<li>The backing field for the <code>Text</code> property is a plain old string (private field <code>System.Windows.Forms.Control::text</code>). So the maximum length is the max length of a string, whi... |
9,880,841 | Using list preference in Android | <p>I have a text to speech application where the user can select a language and also select a male or female voice. The problem is that for each language there are different strings used to called the male and female voice but in my preference I only have two options (male and female).</p>
<pre><code><string-array ... | 9,881,253 | 3 | 0 | null | 2012-03-26 22:31:41.427 UTC | 9 | 2016-04-16 10:35:49.307 UTC | 2012-03-26 22:48:17.61 UTC | null | 645,270 | null | 647,423 | null | 1 | 31 | android|preferences|text-to-speech|listpreference | 78,184 | <p>Ok, you can accomplish this with two <code>ListPreference</code>s and an <code>OnPreferenceChangeListener</code> for each. First the XML:</p>
<pre><code><ListPreference
android:key="language_preference"
android:title="Language"
android:entries="@array/Language"
android:entryValues="@array/langua... |
28,357,754 | TypeError: range() integer end argument expected, got float? | <p>I know this has been asked before, but the answers did not help me :/</p>
<p>I created a function that runs a for loop over the squared max of the inputs, and by all accounts my code is correct...and yet it still asks for float inputs.</p>
<pre><code>def spiral(X, Y):
x = y = 0
dx = 0
dy = 0
count = 0
for i in r... | 28,357,822 | 1 | 7 | null | 2015-02-06 02:47:35.453 UTC | 1 | 2019-09-19 11:21:06.76 UTC | null | null | null | null | 3,470,746 | null | 1 | 9 | python|floating-point | 45,697 | <p>Like others said in the comment, the problem is mainly because of the float value in range function. Because range function won't accept float type as an argument.</p>
<pre><code>for i in range(max(int(X), int(Y))**2):
</code></pre> |
9,719,570 | Generate random password string with requirements in javascript | <p>I want to generate a random string that has to have 5 letters from a-z and 3 numbers. </p>
<p>How can I do this with JavaScript?</p>
<p>I've got the following script, but it doesn't meet my requirements.</p>
<pre><code> var chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
v... | 9,719,815 | 26 | 5 | null | 2012-03-15 12:21:02.213 UTC | 52 | 2022-07-09 18:19:17.893 UTC | 2021-02-15 15:24:38.78 UTC | null | 12,340,179 | null | 1,193,449 | null | 1 | 133 | javascript|random | 195,414 | <p>Forcing a fixed number of characters is a <strong>bad</strong> idea. It doesn't improve the quality of the password. Worse, it reduces the number of possible passwords, so that hacking by bruteforcing becomes easier.</p>
<p>To generate a random word consisting of alphanumeric characters, use:</p>
<pre><code>var ra... |
9,985,559 | Organizing a multiple-file Go project | <p>Note: this question is related to <a href="https://stackoverflow.com/questions/2182469/to-use-package-properly-how-to-arrange-directory-file-name-unit-test-file">this one</a>, but two years is a very long time in Go history.</p>
<p>What is the standard way to organize a Go project during development ?</p>
<p>My pr... | 9,985,600 | 7 | 3 | null | 2012-04-03 00:20:13.693 UTC | 72 | 2019-04-28 03:03:15.587 UTC | 2017-11-10 08:48:49.503 UTC | null | 3,218,674 | null | 820,664 | null | 1 | 252 | go | 152,871 | <p>I would recommend reviewing this page on <a href="http://golang.org/doc/code.html" rel="noreferrer">How to Write Go Code</a></p>
<p>It documents both how to structure your project in a <code>go build</code> friendly way, and also how to write tests. Tests do not need to be a cmd using the <code>main</code> package.... |
7,908,954 | Google books API searching by ISBN | <p>I am trying to figure out how to search for a book by ISBN using the Google Books API. I need to write a program that searches for an ISBN then prints out the title, author, and edition. I tried using <code>List volumesList = books.volumes.list("");</code> but that did not allow me to search by ISBN and I did not se... | 7,909,402 | 3 | 0 | null | 2011-10-26 21:09:31.95 UTC | 16 | 2020-07-03 00:43:19.703 UTC | 2020-07-03 00:43:19.703 UTC | null | 11,407,695 | null | 968,117 | null | 1 | 32 | java|isbn|google-books-api | 54,970 | <p>Are you using the <a href="http://code.google.com/apis/books/docs/gdata/developers_guide_java.html">deprecated data API</a>?</p>
<p>With <a href="http://code.google.com/apis/books/docs/v1/using.html">Books API v1</a> (from Labs) you could use the query</p>
<pre><code>https://www.googleapis.com/books/v1/volumes?q=i... |
11,894,194 | How to install ruby-oci8? | <p>I'm trying to install ruby-oci8 on OS X.</p>
<p>I've tried installing both with and without <code>sudo</code>.</p>
<p>Error Message without <code>sudo</code>:</p>
<pre><code>gem install ruby-oci8
ERROR: While executing gem ... (Gem::FilePermissionError)
You don't have write permissions into the /Library/Ruby... | 21,443,313 | 12 | 2 | null | 2012-08-10 01:17:08.747 UTC | 10 | 2021-06-30 05:22:00.167 UTC | 2016-05-22 15:56:22.143 UTC | null | 4,717,992 | null | 849,019 | null | 1 | 23 | ruby|macos|oracle | 22,368 | <p>Slightly updated version of install of ruby-oci8 for 10.9/10.10/10.11OSX Mavericks/Yosemite/El Capitan - step-by-step:</p>
<ol>
<li>Go here: <a href="http://www.oracle.com/technetwork/topics/intel-macsoft-096467.html">http://www.oracle.com/technetwork/topics/intel-macsoft-096467.html</a></li>
<li><strong>Download t... |
12,001,502 | How to easily reorder TabControl? | <p>I have a <code>TabControl</code> which I have designed in the VS2005 designer that has about 7 tabs.</p>
<p>How can I easily switch the order of the tabs around?</p>
<p>I put one tab at the end in a rush, but now I want it somewhere in the middle.</p> | 12,001,571 | 3 | 0 | null | 2012-08-17 07:22:57.8 UTC | 2 | 2021-04-03 09:36:28.323 UTC | 2012-08-17 07:29:04.82 UTC | null | 327,528 | null | 327,528 | null | 1 | 34 | c#|winforms|visual-studio-2005|tabcontrol | 36,847 | <p>In the properties of the tab control there's a TabPages collection. You should be able to shuffle them around in there. Just click the ellipses next to TabPages and a dialog will appear allowing you to move each one up or down in the order.</p> |
11,469,122 | Run unit tests in IntelliJ IDEA from multiple modules together | <p>How can I run all tests from two or more IDEA modules at once? </p>
<p>I'm using many modules and it is important to run all of the unit tests often and when I choose more than one folder to run, there's no 'run' option on the context menu any more.</p> | 17,678,240 | 7 | 0 | null | 2012-07-13 10:57:12.013 UTC | 27 | 2021-12-15 05:22:52.01 UTC | null | null | null | null | 990,074 | null | 1 | 104 | testing|intellij-idea | 49,947 | <p><strong>Best way way:</strong> (edit after 3 years)</p>
<p>There is even a better way to achieve this. From the <a href="https://www.jetbrains.com/help/idea/run-debug-configuration-junit.html#configTab" rel="noreferrer">JetBrains JUnit Run Configuration docs</a>:</p>
<ol>
<li><p>Select menu "Run" → "E... |
11,939,166 | How to override trait function and call it from the overridden function? | <p>Scenario:</p>
<pre><code>trait A {
function calc($v) {
return $v+1;
}
}
class MyClass {
use A;
function calc($v) {
$v++;
return A::calc($v);
}
}
print (new MyClass())->calc(2); // should print 4
</code></pre>
<p>This code doesn't work, and I cannot find a way to ca... | 11,939,306 | 6 | 0 | null | 2012-08-13 17:19:28.17 UTC | 65 | 2022-08-20 14:40:57.107 UTC | 2022-08-10 17:59:24.907 UTC | null | 7,319,250 | null | 635,786 | null | 1 | 444 | php|traits | 133,013 | <p>Your last one was almost there:</p>
<pre><code>trait A {
function calc($v) {
return $v+1;
}
}
class MyClass {
use A {
calc as protected traitcalc;
}
function calc($v) {
$v++;
return $this->traitcalc($v);
}
}
</code></pre>
<p>The trait is not a class. You... |
20,107,593 | ASP.Net - It is an error to use a section registered as allowDefinition='MachineToApplication' beyond application level | <p>Getting this error on an intranet application we have running in our development environment, and I'm not sure where to go/look for a solution. The application used to work fine, however it is run on a shared server with another team of developers and we're having trouble tracking down the error (no updates were mad... | 20,107,906 | 7 | 6 | null | 2013-11-20 21:39:43.777 UTC | null | 2020-12-16 15:18:28.08 UTC | null | null | null | null | 1,489,378 | null | 1 | 5 | asp.net|iis|iis-6|windows-server-2003 | 51,559 | <p>Bring up project properties page in Visual Studio. Right-click on project node in Solution Explorer and click properties. Look for the Web tab and click the button to create a virtual directory.</p> |
3,613,074 | MySQLi count(*) always returns 1 | <p>I'm trying to count the number of rows in a table and thought that this was the correct way to do that:</p>
<pre><code>$result = $db->query("SELECT COUNT(*) FROM `table`;");
$count = $result->num_rows;
</code></pre>
<p>But counts always returns <code>(int)1</code>. If I use the same query in phpMyAdmin I get... | 3,613,087 | 4 | 0 | null | 2010-08-31 20:43:20.7 UTC | 14 | 2021-02-01 18:18:24.847 UTC | null | null | null | null | 230,422 | null | 1 | 45 | php|mysql|mysqli | 114,848 | <p>You have to fetch that one record, it will contain the result of Count()</p>
<pre><code>$result = $db->query("SELECT COUNT(*) FROM `table`");
$row = $result->fetch_row();
echo '#: ', $row[0];
</code></pre> |
3,793,818 | What is a good IDE for working with shell-scripting in a Windows environment? | <p>I have already learned shell-scripting in Linux environment.</p>
<p>However, now I am unable to install Linux on my PC, but I need to practice shell-scripting.</p>
<p>Currently, I have Windows XP installed on my PC. Is there any known IDE which can help me practice shell-scripting programs in windows environment?<... | 3,805,108 | 5 | 6 | null | 2010-09-25 12:34:51.687 UTC | 14 | 2016-01-05 13:57:05.827 UTC | 2016-01-05 13:57:05.827 UTC | null | 5,299,236 | null | 459,638 | null | 1 | 25 | linux|bash|ide|windows-xp | 59,447 | <p>I found a cool <strong>Online</strong> IDE, which will perhaps help me to write simple bash scripts.</p>
<p>Here it is: <a href="http://ideone.com" rel="noreferrer">Ideone.com</a></p> |
3,737,077 | WPF TextBox won't fill in StackPanel | <p>I have a <code>TextBox</code> control within a <code>StackPanel</code> whose <code>Orientation</code> is set to <code>Horizontal</code>, but can't get the TextBox to fill the remaining StackPanel space.</p>
<p>XAML:</p>
<pre><code><Window x:Class="WpfApplication1.MainWindow"
xmlns="http://schemas.micros... | 3,737,120 | 6 | 0 | null | 2010-09-17 16:16:07.06 UTC | 11 | 2022-07-11 10:28:30.637 UTC | null | null | null | null | 172,387 | null | 1 | 105 | .net|wpf | 81,337 | <p>I've had the same problem with <code>StackPanel</code>, and the behavior is "by design". <code>StackPanel</code> is meant for "stacking" things even outside the visible region, so it won't allow you to fill remaining space in the stacking dimension.</p>
<p>You can use a <code>DockPanel</code> wi... |
3,780,543 | How to pass an array into a PHP SoapClient call | <p>Using PHP and SoapClient.</p>
<p>I need to pass the following XML into a soap request - i.e. multiple <code><stay></code>'s within <code><stays></code>.</p>
<pre><code><reservation>
<stays>
<stay>
<start_date>2011-01-01</start_date>
<... | 15,981,533 | 7 | 6 | null | 2010-09-23 16:33:36.34 UTC | 5 | 2021-12-02 10:37:27.807 UTC | 2017-07-14 11:12:01.077 UTC | null | 378,955 | null | 378,955 | null | 1 | 17 | php|soap-client | 39,463 | <p>'stay' has to be defined just once. This should be the right answer:</p>
<pre><code>$xml = array('reservation' => array(
'stays' => array(
'stay' => array(
array(
'start_date' => '2011-01-01',
'end_date' => 2011-01-15
... |
3,888,517 | Get iPhone Status Bar Height | <p>I need to resize some elements in relation to the height of the iPhone's Status Bar. I know that the status bar is usually 20 points high but this isn't the case when it's in tethering mode. It gets doubled to 40. What is the proper way to determine it's height? I've tried </p>
<pre><code>[[UIApplication sharedAppl... | 7,038,870 | 7 | 3 | null | 2010-10-08 07:33:33.677 UTC | 17 | 2019-07-08 08:26:09.457 UTC | 2019-07-08 08:26:09.457 UTC | null | 1,306,012 | null | 435,471 | null | 1 | 62 | iphone|statusbar | 63,668 | <p>The statusBarFrame returns the frame in screen coordinates. I believe the correct way to get what this corresponds to in view coordinates is to do the following:</p>
<pre><code>- (CGRect)statusBarFrameViewRect:(UIView*)view
{
CGRect statusBarFrame = [[UIApplication sharedApplication] statusBarFrame];
CGRe... |
3,419,847 | What is a lookup table? | <p>I just gave a database diagram for a DB I created to our head database person, and she put a bunch of notes on it suggesting that I rename certain tables so it is clear they are lookup tables (add "lu" to the beginning of the table name).</p>
<p>My problem is that these don't fit the definition of what I c... | 3,419,868 | 8 | 0 | null | 2010-08-05 23:01:55.597 UTC | 12 | 2021-07-28 07:13:54.777 UTC | 2021-02-13 01:54:29.953 UTC | null | 12,344,822 | null | 226,897 | null | 1 | 49 | database|database-design|terminology | 101,099 | <p>What you have there is called a <a href="http://en.wikipedia.org/wiki/Junction_table" rel="noreferrer">junction table</a>. It is also known as:</p>
<ul>
<li>cross-reference table</li>
<li>bridge table</li>
<li>join table</li>
<li>map table</li>
<li>intersection table</li>
<li>linking table</li>
<li>link table</li>
... |
3,963,100 | How do you do a ‘Pause’ with PowerShell 2.0? | <p>OK, I'm losing it. PowerShell is annoying me. I'd like a pause dialog to appear, and it won't.</p>
<pre><code>PS W:\>>> $host.UI.RawUI.ReadKey("NoEcho,IncludeKeyDown")
Exception calling "ReadKey" with "1" argument(s): "The method or operation is not implemented."
At line:1 char:23
+ $host.UI.RawUI.ReadKey ... | 7,167,691 | 9 | 3 | null | 2010-10-18 20:27:37.467 UTC | 33 | 2022-01-13 06:15:17.687 UTC | 2014-12-27 14:53:33.653 UTC | null | 63,550 | null | 455,822 | null | 1 | 129 | powershell | 241,180 | <pre><code>cmd /c pause | out-null
</code></pre>
<p>(It is not the PowerShell way, but it's so much more elegant.)</p>
<p>Save trees. Use one-liners.</p> |
3,229,459 | Algorithm to cover maximal number of points with one circle of given radius | <p>Let's imagine we have a plane with some points on it.
We also have a circle of given radius.</p>
<p>I need an algorithm that determines such position of the circle that it covers maximal possible number of points. Of course, there are many such positions, so the algorithm should return one of them.<br>
Precision is... | 3,229,582 | 10 | 3 | null | 2010-07-12 14:44:12.86 UTC | 14 | 2019-10-25 11:12:36.11 UTC | 2012-02-12 17:11:01.327 UTC | null | 241,039 | null | 241,039 | null | 1 | 44 | c++|algorithm|geometry|points | 12,258 | <p>Edited to better wording, as suggested :</p>
<p>Basic observations :</p>
<ul>
<li>I assume the radius is one, since it doesn't change anything.</li>
<li>given any two points, there exists at most two unit circles on which they lie.</li>
<li>given a solution circle to your problem, you can move it until it contains... |
3,953,645 | Ternary operator (?:) in Bash | <p>Is there a way to do something like this</p>
<pre><code>int a = (b == 5) ? c : d;
</code></pre>
<p>using Bash?</p> | 3,953,666 | 23 | 3 | null | 2010-10-17 14:38:52.12 UTC | 114 | 2022-09-15 12:11:07.307 UTC | 2018-09-01 19:10:19.75 UTC | user166390 | 6,862,601 | null | 201,065 | null | 1 | 660 | bash|syntax|conditional-operator | 361,758 | <p>ternary operator <code>? :</code> is just short form of <code>if/else</code></p>
<pre><code>case "$b" in
5) a=$c ;;
*) a=$d ;;
esac
</code></pre>
<p>Or</p>
<pre><code> [[ $b = 5 ]] && a="$c" || a="$d"
</code></pre> |
3,302,476 | Mysql 1050 Error "Table already exists" when in fact, it does not | <p>I'm adding this table:</p>
<pre><code>CREATE TABLE contenttype (
contenttypeid INT UNSIGNED NOT NULL AUTO_INCREMENT,
class VARBINARY(50) NOT NULL,
packageid INT UNSIGNED NOT NULL,
canplace ENUM('0','1') NOT NULL DEFAULT '0',
cansearch ENUM('0','1') NOT NULL DEFAULT '0',
... | 3,302,837 | 26 | 7 | null | 2010-07-21 18:22:21.58 UTC | 35 | 2022-01-18 23:33:10.973 UTC | 2011-03-28 01:59:28.753 UTC | null | 135,152 | null | 175,250 | null | 1 | 86 | mysql|sql|mysql-error-1146|mysql-error-1050 | 325,144 | <p>Sounds like you have <a href="http://en.wikipedia.org/wiki/Schr%C3%B6dinger's_cat" rel="noreferrer">Schroedinger's table</a>... </p>
<p>Seriously now, you probably have a broken table. Try:</p>
<ul>
<li><code>DROP TABLE IF EXISTS contenttype</code></li>
<li><code>REPAIR TABLE contenttype</code></li>
<li>If you... |
3,601,515 | How to check if a variable is set in Bash | <p>How do I know if a variable is set in Bash?</p>
<p>For example, how do I check if the user gave the first parameter to a function?</p>
<pre><code>function a {
# if $1 is set ?
}
</code></pre> | 13,864,829 | 37 | 12 | null | 2010-08-30 14:54:38.197 UTC | 705 | 2022-09-04 21:17:16.753 UTC | 2022-03-01 17:18:19.13 UTC | null | 63,550 | null | 260,127 | null | 1 | 2,184 | bash|shell|variables | 1,956,415 | <h2>(Usually) The right way</h2>
<pre><code>if [ -z ${var+x} ]; then echo "var is unset"; else echo "var is set to '$var'"; fi
</code></pre>
<p>where <code>${var+x}</code> is a <a href="http://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_06_02" rel="noreferrer">parameter ... |
8,349,817 | Ruby gem for finding timezone of location | <p>I have a location (city, state), date, and time and I want to convert it to utc, but need to first find the timezone of the location. I've done a little research and everything seems to point to either earthtools or geonames but both webservices appear to be latitude and longitude only. Is there a service or gem or ... | 8,350,225 | 5 | 1 | null | 2011-12-01 23:24:49.423 UTC | 11 | 2019-10-22 11:44:17.213 UTC | null | null | null | null | 1,076,471 | null | 1 | 28 | ruby|web-services|timezone|gem|location | 13,299 | <p>You can easily get a latitude and longitude using the <a href="http://code.google.com/apis/maps/documentation/geocoding" rel="noreferrer">google maps geocoding API</a>. There are ruby implementations for the API like <a href="http://geokit.rubyforge.org" rel="noreferrer">GeoKit</a>. Once you have that you can use th... |
7,734,202 | Boolean.parseBoolean("1") = false...? | <p>sorry to be a pain... I have: <code>HashMap<String, String> o</code></p>
<pre><code>o.get('uses_votes'); // "1"
</code></pre>
<p>Yet...</p>
<pre><code>Boolean.parseBoolean(o.get('uses_votes')); // "false"
</code></pre>
<p>I'm guessing that <code>....parseBoolean</code> doesn't accept the standard <code>0 =... | 7,734,219 | 11 | 0 | null | 2011-10-12 01:02:55.07 UTC | 7 | 2019-07-12 16:39:19.86 UTC | null | null | null | null | 414,972 | null | 1 | 85 | java | 135,089 | <p>It accepts only a string value of <code>"true"</code> to represent boolean <code>true</code>. Best what you can do is</p>
<pre><code>boolean uses_votes = "1".equals(o.get("uses_votes"));
</code></pre>
<p>Or if the <code>Map</code> actually represents an "entitiy", I think a <a href="https://stackoverflow.com/tags/... |
8,050,854 | How to find maximum avg | <p>I am trying to display the maximum average salary; however, I can't seem to get it to work.</p>
<p>I can get a list of the average salaries to display with:</p>
<pre><code>select worker_id, avg(salary)
from workers
group by worker_id;
</code></pre>
<p>However, when I try to display a list of the maximum average s... | 8,050,885 | 15 | 2 | null | 2011-11-08 13:07:17.87 UTC | 4 | 2020-10-12 13:55:19.707 UTC | null | null | null | null | 1,035,270 | null | 1 | 19 | sql|oracle | 108,616 | <p>Columns resulting from aggregate functions (e.g. avg) usually get arbitrary names. Just use an alias for it, and select on that:</p>
<pre><code>select max(avg_salary)
from (select worker_id, avg(salary) AS avg_salary
from workers
group by worker_id) As maxSalary;
</code></pre> |
8,204,680 | Java regex email | <p>First of all, I know that using regex for email is not recommended but I gotta test this out.</p>
<p>I have this regex:</p>
<pre><code>\b[A-Z0-9._%-]+@[A-Z0-9.-]+\.[A-Z]{2,4}\b
</code></pre>
<p>In Java, I did this:</p>
<pre><code>Pattern p = Pattern.compile("\\b[A-Z0-9._%-]+@[A-Z0-9.-]+\\.[A-Z]{2,4}\\b");
Matche... | 8,204,716 | 22 | 3 | null | 2011-11-20 20:58:21.13 UTC | 52 | 2021-12-01 12:55:20.957 UTC | 2014-03-28 21:56:53.863 UTC | null | 801,807 | null | 801,807 | null | 1 | 149 | java|regex|email | 366,414 | <p>FWIW, here is the Java code we use to validate email addresses. The Regexp's are very similar:</p>
<pre><code>public static final Pattern VALID_EMAIL_ADDRESS_REGEX =
Pattern.compile("^[A-Z0-9._%+-]+@[A-Z0-9.-]+\\.[A-Z]{2,6}$", Pattern.CASE_INSENSITIVE);
public static boolean validate(String emailStr) {
... |
4,780,586 | How to get friends likes via Facebook API | <p>Is this possible to get all my friends likes?? Now, I'm getting this by 2 steps:</p>
<ol>
<li>Getting all my friends list</li>
<li>By iterating those list I'm getting all individuals Likes,</li>
</ol>
<p>but it seems very big process, anybody have idea to improve the performance for this task?</p> | 5,323,807 | 3 | 0 | null | 2011-01-24 09:48:42.463 UTC | 12 | 2015-06-04 23:43:12.64 UTC | null | null | null | null | 444,521 | null | 1 | 13 | facebook|facebook-graph-api|facebook-fql | 19,447 | <p>At last I found it after 2 weeks looking at Facebook API documentation</p>
<pre class="lang-js prettyprint-override"><code>FB.api("/likes?ids=533856945,841978743")
FB.api("me/friends",{
fields:'id',
limit:10
},function(res){
var l=''
$.each(res.data,function(idx,val){
l=l+val.id+(idx<res.data.lengt... |
4,584,882 | How to change focus color of EditText in Android | <p>How can I change the focus color (orange) on an <code>EditText</code> box?</p>
<p>The focus color is a small rim around the entire control and is bright
orange when the control has focus. How can I change the color of that
focus to a different color?</p> | 4,585,750 | 3 | 0 | null | 2011-01-03 13:36:26.447 UTC | 20 | 2019-09-12 11:58:01.79 UTC | 2019-09-12 11:58:01.79 UTC | null | 452,775 | null | 429,501 | null | 1 | 40 | android|android-edittext|android-styles | 76,640 | <p>You'll have to create/modify your own NinePatch image to replace the default one, and use that as the background of your EditText. If you look in your SDK folder, under your platform, then res/drawable, you should find the NinePatch image for the EditText focus state. If that's all you want to change, you can just p... |
4,701,928 | Disable Lock Screen | <p>I am looking for a way to replace the stock lock screen (with an app, not a rom).
What is the best way to do it, for a start to disable the lock screen on as much devices as possible?
Thanks!</p> | 6,095,866 | 4 | 1 | null | 2011-01-15 20:21:11.943 UTC | 12 | 2016-02-03 13:11:51.783 UTC | null | null | null | null | 246,206 | null | 1 | 23 | android | 36,825 | <pre><code>KeyguardManager keyguardManager = (KeyguardManager)getSystemService(Activity.KEYGUARD_SERVICE);
KeyguardLock lock = keyguardManager.newKeyguardLock(KEYGUARD_SERVICE);
lock.disableKeyguard();
</code></pre>
<p>in androidmanifest:</p>
<pre><code><uses-permission android:name="android.permission.DISABLE_KEY... |
4,398,136 | Use PowerShell for Visual Studio Command Prompt | <p>In a serious intiative to migrate all my command line operations to PowerShell, I would like to avoid using the old fashioned command console for anything. However, the Visual Studio Command prompt has various environment variables and path settings not found in the default command prompt. How could I create a 'Vi... | 4,398,325 | 6 | 1 | null | 2010-12-09 12:22:43.677 UTC | 13 | 2021-10-04 12:39:41.56 UTC | null | null | null | null | 8,741 | null | 1 | 21 | windows|visual-studio|windows-7|powershell | 9,750 | <p>You can use for example <a href="https://stackoverflow.com/questions/4384814/how-to-call-batch-script-from-powershell/4385011#4385011">this script</a> to import Visual Studio command prompt environment, see the examples in the script documentation comments, e.g. for Visual Studio 2010:</p>
<pre><code>Invoke-Environ... |
4,240,050 | Python: sort function breaks in the presence of nan | <p><code>sorted([2, float('nan'), 1])</code> returns <code>[2, nan, 1]</code></p>
<p>(At least on Activestate Python 3.1 implementation.)</p>
<p>I understand <code>nan</code> is a weird object, so I wouldn't be surprised if it shows up in random places in the sort result. But it also messes up the sort for the non-na... | 7,165,183 | 8 | 5 | null | 2010-11-21 20:05:54.62 UTC | 7 | 2021-11-18 08:09:06.917 UTC | 2017-05-23 12:09:56.23 UTC | null | -1 | null | 336,527 | null | 1 | 47 | python|math|sorting|nan | 12,382 | <p>The previous answers are useful, but perhaps not clear regarding the root of the problem.</p>
<p>In any language, sort applies a given ordering, defined by a comparison function or in some other way, over the domain of the input values. For example, less-than, a.k.a. <code>operator <,</code> could be used throu... |
4,053,918 | How to portably write std::wstring to file? | <p>I have a <code>wstring</code> declared as such:</p>
<pre><code>// random wstring
std::wstring str = L"abcàdëefŸg€hhhhhhhµa";
</code></pre>
<p><strike>The literal would be UTF-8 encoded, because my source file is.</strike></p>
<p>[EDIT: According to Mark Ransom this is not necessarily the case, the compiler will d... | 4,054,138 | 9 | 5 | null | 2010-10-29 16:31:49.427 UTC | 6 | 2019-02-08 18:19:15.917 UTC | 2013-08-25 14:44:51.58 UTC | null | 1,237,747 | user1481860 | null | null | 1 | 23 | c++|file|unicode|wstring|wofstream | 39,639 | <p>Why not write the file as a binary. Just use ofstream with the std::ios::binary setting. The editor should be able to interpret it then. Don't forget the Unicode flag 0xFEFF at the beginning.
You might be better of writing with a library, try one of these:</p>
<p><a href="http://www.codeproject.com/KB/files/EZUTF.... |
4,337,942 | Using enum vs Boolean? | <p>This may initially seem generic, but in fact, I am actually making the decision on which I need to use.</p>
<p>What I am currently working on involves Employment Applications, those in which will need to be marked at some point <b>Active</b> or <b>Inactive</b>. When an application is submitted, it will default to <... | 4,338,016 | 11 | 1 | null | 2010-12-02 17:31:59.797 UTC | 2 | 2022-09-22 23:23:30.283 UTC | null | null | null | null | 180,253 | null | 1 | 27 | java|hibernate|postgresql | 39,841 | <p>It totally depends on your requirement/specification. If you only want to record the status as active or inactive, the best way is to use <code>boolean</code>.</p>
<p>But if in the future, you will have a status such as, </p>
<ul>
<li>ACTIVE</li>
<li>INACTIVE</li>
<li>SUSPENDED</li>
<li>BLOCKED</li>
</ul>
<p>Enum... |
14,863,536 | Iterate through Python dictionary by Keys in sorted order | <p>I have a dictionary in Python that looks like this:</p>
<pre><code>D = {1:'a', 5:'b', 2:'a', 7:'a'}
</code></pre>
<p>The values of the keys are mostly irrelevant. Is there are way to iterate through the dictionary by keys in numerical order? The keys are all integers.</p>
<p>Instead of saying</p>
<pre><code>for ... | 14,863,575 | 4 | 0 | null | 2013-02-13 21:31:53.61 UTC | 4 | 2019-01-31 16:52:02.2 UTC | 2019-01-31 16:52:02.2 UTC | null | 10,607,772 | null | 1,760,431 | null | 1 | 35 | python|loops|sorting|dictionary | 47,119 | <p>You can use this:</p>
<pre><code>for key in sorted(D.iterkeys()):
.. code ..
</code></pre>
<p>In Python 3.x, use <code>D.keys()</code> (which is the same as <code>D.iterkeys()</code> in Python 2.x).</p> |
14,897,608 | Cancel a AngularJS $timeout on routeChange | <p>On a specific page in my application I think of doing a server-call to update information on a set interval.
I stumbled upon a problem though. I want to cancel my $timeout when a user navigates away from the page in question so that the application doesn't try to work with stuff that isn't there anymore.</p>
<p>Any... | 18,059,591 | 1 | 0 | null | 2013-02-15 15:11:32.867 UTC | 3 | 2015-07-28 19:55:08.157 UTC | null | null | null | null | 384,868 | null | 1 | 37 | javascript|timeout|angularjs | 32,305 | <p>Use <code>$timeout.cancel</code> like this:</p>
<pre><code>yourTimer = $timeout(function() { /* ... */ }, 5000);
$timeout.cancel(yourTimer);
</code></pre>
<p><a href="http://docs.angularjs.org/api/ng.%24timeout">Reference</a></p> |
9,748,524 | jQuery: Get each checked radio button and append its datasrc value | <p>I am having a problem when trying to use each() twice.</p>
<p>I have a list of radio checked buttons of which each has a datasrc of a website.</p>
<p>Example:</p>
<pre><code><input type="radio" checked datasrc="www.john.com" id="John">John<br/>
<input type="radio" checked datasrc="www.maria.com" id... | 9,748,594 | 4 | 0 | null | 2012-03-17 08:40:39.233 UTC | 2 | 2012-03-17 21:45:18.843 UTC | null | null | null | null | 701,363 | null | 1 | 1 | jquery|append|each | 42,100 | <p>It's because you're nesting a for loop inside each so the results of the for loop run as many times as the each loop...You don't need the for loop though, a simple array and and <code>each()</code> will work:</p>
<p><strong>Edit:</strong> Made it a function so you can use it at any time.</p>
<pre><code>var getUrls... |
2,591,897 | Which font and size does apple use for the navigation bar title? | <p>I made an totally custom navigation bar and would like to use the exact same font and size like apple does for the title of their navigation bar. It looks like some kind of fat printed arial, but not sure if that's right. Does anyone know?</p> | 2,592,022 | 4 | 0 | null | 2010-04-07 11:16:20.263 UTC | 5 | 2021-11-24 13:17:11.523 UTC | 2010-04-07 11:36:55.263 UTC | null | 74,118 | null | 268,733 | null | 1 | 28 | iphone|cocoa-touch|user-interface | 23,272 | <p>Definitely not Arial. It's Helvetica. You can probably get the same font using </p>
<pre><code>UIFont *navFont = [UIFont boldSystemFontOfSize:18];
</code></pre>
<p>Change the size to find out what Apple is using (and write it below in a comment if you find the best one).</p>
<p>All the navigation bar text has a w... |
3,130,541 | Access Query string parameters with no values in ASP.NET | <p>I am trying to set up a page that has two behaviors. I'm separating them by URL: One behavior is accessed via <code>/some-controller/some-action</code>, the other is via <code>/some-controller/some-action?customize</code>. </p>
<p>It doesn't look like the Request.QueryString object contains anything, though, when I... | 3,130,553 | 4 | 0 | null | 2010-06-28 06:47:49.16 UTC | 7 | 2016-10-26 00:01:14.733 UTC | 2016-10-26 00:01:14.733 UTC | null | 2,864,740 | null | 176,645 | null | 1 | 30 | c#|asp.net|query-string | 27,814 | <p>ASP.NET does not support determining the presence of query string parameters without values since <code>Request.QueryString["customize"]</code> and <code>Request.QueryString["foo"]</code> are both <code>null</code>. You'll either have to parse it yourself or specify a value e.g. <code>?customize=1</code></p> |
27,616,778 | Case insensitive argparse choices | <p>Is it possible to check <a href="https://docs.python.org/3/library/argparse.html#choices">argparse choices</a> in case-insensitive manner?</p>
<pre><code>import argparse
choices = ["win64", "win32"]
parser = argparse.ArgumentParser()
parser.add_argument("-p", choices=choices)
print(parser.parse_args(["-p", "Win32"]... | 27,616,814 | 4 | 0 | null | 2014-12-23 08:39:09.773 UTC | 5 | 2022-03-29 19:17:48.433 UTC | null | null | null | null | 2,838,364 | null | 1 | 87 | python|argparse|case-insensitive | 27,917 | <p>Transform the argument into lowercase by using</p>
<pre><code>type = str.lower
</code></pre>
<p>for the <code>-p</code> switch. </p>
<p>This solution was pointed out by <a href="https://stackoverflow.com/users/1126841/chepner">chepner</a> in a <a href="https://stackoverflow.com/questions/27616778/case-insensitive... |
29,876,904 | How do I take code from Codepen, and use it locally? | <p>How do I take the code from codepen, and use it locally in my text-editor?</p>
<p><a href="http://codepen.io/mfields/pen/BhILt">http://codepen.io/mfields/pen/BhILt</a></p>
<p>I am trying to have a play with this creation locally, but when I open it in chrome, I get a blank white page with nothing going on.</p>
<p... | 29,877,026 | 5 | 0 | null | 2015-04-26 11:14:51.133 UTC | 9 | 2016-09-28 11:33:08.76 UTC | null | null | null | null | 4,141,578 | null | 1 | 20 | javascript|css|html|html5-canvas | 41,557 | <p>Joe Fitter is right, but I think is better to <a href="https://blog.codepen.io/documentation/features/exporting-pens/" rel="noreferrer">export your pen</a> (use the export to export.zip option for using your pen locally). This will give you a working version of your pen without having to copy and paste the CSS, Java... |
35,132,687 | How to access externally to consul UI | <p>How can I access to consul UI externally?</p>
<p>I want to access consul UI writing </p>
<p><code><ANY_MASTER_OR_SLAVE_NODE_IP>:8500</code></p>
<p>I have try doing a ssh tunnel to acces:
ssh -N -f -L 8500:localhost:8500 root@172.16.8.194</p>
<p>Then if I access <a href="http://localhost:8500">http://localh... | 35,276,638 | 6 | 0 | null | 2016-02-01 14:11:29.043 UTC | 12 | 2019-07-14 14:53:11.757 UTC | 2016-02-16 17:06:16.84 UTC | null | 5,621,509 | null | 5,621,509 | null | 1 | 32 | consul | 25,158 | <p>Add</p>
<pre><code>{
"client_addr": "0.0.0.0"
}
</code></pre>
<p>to your configuration or add the option <code>-client 0.0.0.0</code> to the command line of consul to make your Web UI accessible from the outside (<a href="https://www.consul.io/docs/agent/options.html">see the docs for more information</a>).</p>
... |
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