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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
8,674,831 | How do you increment an assigned variable in smarty without displaying it | <p>So I have an assigned variable in smarty:</p>
<pre><code>{assign var=number value=0}
</code></pre>
<p>Now I can increment it using</p>
<pre><code>{$number++}
</code></pre>
<p>or</p>
<pre><code>{++$number}
</code></pre>
<p>Which is exactly what I need, only problem is, it displays the value of $number on the pa... | 8,674,976 | 4 | 0 | null | 2011-12-29 23:48:42.703 UTC | 5 | 2021-12-07 17:11:31.21 UTC | 2011-12-30 01:08:06.24 UTC | null | 1,047,662 | null | 572,014 | null | 1 | 44 | php|smarty | 78,149 | <p>You could do this:</p>
<pre><code>{assign var=val value=1}
{assign var=val value=$val+1}
{$val} // displays 2
</code></pre>
<p>The above will be compiled to:</p>
<pre><code>$this->assign('val', 1);
$this->assign('val', $this->_tpl_vars['val']+1);
echo $this->_tpl_vars['val'];
</code></pre>
<p>or</p>
<pre... |
8,896,178 | Eclipse - how to remove light bulb on warnings | <p>Super quick question here that has been bugging me for a very long time -
Is there any way to remove the light bulb that appears on the left side of the line when there is a warning in Eclipse (Specifically using Java IDE, if it matters).</p>
<p>It is very annoying the way it hides breakpoints, and honestly - I can... | 8,896,409 | 5 | 0 | null | 2012-01-17 14:19:52.43 UTC | 8 | 2019-10-29 21:03:16.29 UTC | 2019-10-29 21:03:16.29 UTC | null | 736,508 | null | 736,508 | null | 1 | 51 | eclipse | 15,301 | <p>Go to <code>Windows > Preferences > General > Editors > Text Editors > Annotations</code>.
Select <code>Warnings</code> option in the <code>Annotation Types</code> list box, un-select <code>Vertical Ruler</code></p> |
26,763,344 | Convert Pandas Column to DateTime | <p>I have one field in a pandas DataFrame that was imported as string format.
It should be a datetime variable.
How do I convert it to a datetime column and then filter based on date.</p>
<p>Example:</p>
<ul>
<li>DataFrame Name: <strong>raw_data</strong> </li>
<li>Column Name: <strong>Mycol</strong> </li>
<li>... | 26,763,793 | 7 | 0 | null | 2014-11-05 17:24:34.143 UTC | 124 | 2022-08-23 08:12:20.733 UTC | 2014-11-05 17:25:51.54 UTC | null | 2,867,928 | null | 3,971,910 | null | 1 | 422 | python|datetime|pandas | 901,546 | <p>Use the <a href="https://pandas.pydata.org/pandas-docs/stable/generated/pandas.to_datetime.html" rel="noreferrer"><code>to_datetime</code></a> function, specifying a <a href="http://strftime.org/" rel="noreferrer">format</a> to match your data.</p>
<pre><code>raw_data['Mycol'] = pd.to_datetime(raw_data['Mycol'], f... |
862,668 | .NET CLR that does not require an operating system? | <p>In the world of Java, BEA (now Oracle) has created LiquidVM which doesn't require an OS. Likewise, there are a variety of open source projects including <a href="http://www.jbox.dk/sanos/" rel="nofollow noreferrer">SANOS</a>, <a href="http://www.jnode.org/" rel="nofollow noreferrer">JNODE OS</a>, <a href="http://res... | 862,734 | 3 | 0 | null | 2009-05-14 10:46:16.973 UTC | 9 | 2009-06-03 01:11:47.85 UTC | null | null | null | null | 85,095 | null | 1 | 4 | java|.net|linux|mono|kernel | 829 | <p>Some googling found out:</p>
<ul>
<li><a href="http://research.microsoft.com/en-us/projects/singularity/" rel="noreferrer">Singularity</a> (a Microsoft research project)</li>
<li><a href="http://en.wikipedia.org/wiki/Midori_(operating_system)" rel="noreferrer">Midori</a> (another Microsoft research project, which a... |
1,223,311 | Is it possible to read from a url into a System.IO.Stream object? | <p>I am attempting to read from a url into a System.IO.Stream object. I tried to use </p>
<pre><code>Dim stream as Stream = New FileStream(msgURL, FileMode.Open)
</code></pre>
<p>but I get an error that URI formats are not supported with FileStream objects. Is there some method I can use that inherits from System.I... | 1,223,333 | 3 | 0 | null | 2009-08-03 16:34:31.793 UTC | 2 | 2018-07-30 04:56:00.863 UTC | 2015-04-05 10:10:25.583 UTC | null | 447,214 | null | 119,387 | null | 1 | 22 | .net|vb.net|io|iostream | 41,853 | <p>VB.Net:</p>
<pre><code>Dim req As WebRequest = HttpWebRequest.Create("url here")
Using stream As Stream = req.GetResponse().GetResponseStream()
End Using
</code></pre>
<p>C#:</p>
<pre><code>var req = System.Net.WebRequest.Create("url here");
using (Stream stream = req.GetResponse().GetResponseStream())
{
}
</co... |
302,977 | Tomcat VS Jetty | <p>I'm wondering about the downsides of each servers in respect to a production environment. Did anyone have big problems with one of the features? Performance, etc. I also quickly took a look at the new Glassfish, does it match up the simple servlet containers (it seems to have a good management interface at least)?</... | 302,990 | 3 | 3 | null | 2008-11-19 19:03:47.75 UTC | 42 | 2017-08-01 11:54:03.577 UTC | 2017-08-01 11:54:03.577 UTC | null | 350,713 | null | 39,057 | null | 1 | 172 | java|tomcat|servlets|webserver|jetty | 103,506 | <p>I love Jetty for its low maintenance cost. It's just unpack and it's ready to roll. Tomcat is a bit high maintenance, requires more configuration and it's heavier. Besides, Jetty's continuations are very cool.</p>
<p>EDIT: In 2013, there are reports that Tomcat has gotten easier. See comments. I haven't verified th... |
21,938,008 | Bootstrap's tooltip moves table cells to right a bit on hover | <p>I am using Bootstrap 3.1.1 for my project. Each cell in my table contains data like <code>000</code> or <code>111</code>. On hover, I want to display this data as a tooltip. So far, this works. However, when I hover over a <code><td></code>, all adjacent cells shift to the right.</p>
<p><a href="http://jsfidd... | 21,938,112 | 3 | 0 | null | 2014-02-21 15:08:49.013 UTC | 7 | 2021-10-26 21:41:18.967 UTC | 2014-02-24 09:25:56.243 UTC | null | 1,494,102 | null | 1,494,102 | null | 1 | 72 | javascript|jquery|html|css|twitter-bootstrap | 50,847 | <p>You have to add the <code>data-container="body"</code> as per documentation.</p>
<pre><code><td data-original-title="999" data-container="body"
data-toggle="tooltip" data-placement="bottom" title="">
&nbsp;
</td>
</code></pre>
<p><a href="http://jsfiddle.net/uEqF2/2/">http://jsfiddle.net/uEqF2/2/... |
41,753,358 | Creating custom exceptions in C++ | <p>I am learning C++ and I am experiencing when I try and create my own exception and throw them on Linux. </p>
<p>I've created a small test project to test my implementation and below is my exception class header file.</p>
<pre><code>class TestClass : public std::runtime_error
{
public:
TestClass(char const* con... | 41,753,430 | 3 | 1 | null | 2017-01-19 23:06:45.197 UTC | 10 | 2017-07-16 03:56:29.843 UTC | 2017-07-16 03:56:29.843 UTC | null | 4,505,446 | null | 499,448 | null | 1 | 43 | c++|exception | 70,729 | <p>Your <code>what()</code> returns:</p>
<pre><code> return exception::what();
</code></pre>
<p>The return value from <code>std::exception::what()</code> is <a href="http://en.cppreference.com/w/cpp/error/exception/what" rel="noreferrer">specified as follows</a>:</p>
<blockquote>
<p>Pointer to a null-terminated st... |
41,683,444 | Check to see if a value is within a range? | <p>I have a dataset in a <code>data.table</code> format that looks as such:</p>
<pre><code>ID time.s time.e
1 1 2
2 1 4
3 2 3
4 2 4
</code></pre>
<p>I want to check to see if the value 1 is within <code>time.s</code> and <code>time.e</code> so that the e... | 41,683,627 | 7 | 2 | null | 2017-01-16 19:10:46.343 UTC | 3 | 2022-08-10 08:16:41.61 UTC | 2017-09-26 06:17:02.673 UTC | null | 2,204,410 | null | 3,591,401 | null | 1 | 14 | r | 51,825 | <p>Assuming that the values of <code>ID</code> are unique:</p>
<pre><code>DT[, list(OK = 1 %in% seq(time.s, time.e)), by = ID]
</code></pre>
<p>giving;</p>
<pre><code> ID OK
1: 1 TRUE
2: 2 TRUE
3: 3 FALSE
4: 4 FALSE
</code></pre> |
54,758,872 | Spring Boot Security - Postman gives 401 Unauthorized | <p>I am developing rest APIs in Spring Boot. I am able to do CRUD operations and postman gives correct responses, but when I add Spring Security username and password Postman gives 401 Unauthorized.</p>
<p>I have provided a spring boot security username and password as below.</p>
<p>application.proptries</p>
<pre><c... | 54,761,015 | 2 | 2 | null | 2019-02-19 04:29:59.017 UTC | 3 | 2021-01-14 10:21:52.347 UTC | 2019-07-03 14:53:23.3 UTC | null | 10,961,238 | null | 10,961,238 | null | 1 | 15 | java|spring|spring-boot|spring-security|postman | 41,684 | <pre><code>@Configuration
public class WebSecurityConfiguration extends WebSecurityConfigurerAdapter {
@Override
public void configure(HttpSecurity http) throws Exception {
http.csrf().disable().authorizeRequests()
.antMatchers("/").permitAll()
.antMatchers(HttpMethod.POST,"/newuser").pe... |
42,920,602 | Calling a lambda with a numpy array | <p>While familiarizing myself with <code>numpy</code>, I noticed an interesting behaviour in <code>numpy</code> arrays:</p>
<pre><code>import numpy as np
arr = np.array([1, 2, 3])
scale = lambda x: x * 3
scale(arr) # Gives array([3, 6, 9])
</code></pre>
<p>Contrast this with normal Python lists:</p>
<pre><code>arr... | 42,921,093 | 3 | 2 | null | 2017-03-21 07:19:12.833 UTC | 3 | 2020-07-29 15:27:07.27 UTC | 2017-03-21 07:53:36.367 UTC | null | 1,111,252 | null | 1,111,252 | null | 1 | 11 | python|arrays|numpy | 62,265 | <p><code>numpy.ndarray</code> <a href="https://stackoverflow.com/questions/6892616/python-multiplication-override">overloads</a> the <code>*</code> operator by defining its own <code>__mul__</code> method. Likewise for <code>+</code>, <code>-</code>, etc. This allows for vector arithmetic.</p> |
35,976,870 | How to set redirect_uri parameter on OpenIdConnectOptions for ASP.NET Core | <p>I'm trying to connect an ASP.NET application to Salesforce using OpenId, Currently this is my connecting code so far. I think I got everything except the redirect_uri parameter, which has to match the value on the other end exactly.</p>
<pre class="lang-cs prettyprint-override"><code>
app.UseCookieAuthentication(x ... | 35,977,924 | 2 | 1 | null | 2016-03-13 22:48:03.82 UTC | 9 | 2020-10-20 11:23:47.57 UTC | 2020-10-20 11:23:47.57 UTC | null | 1,945,651 | null | 637,811 | null | 1 | 21 | asp.net-core|openid-connect | 23,490 | <p><code>redirect_uri</code> is automatically computed for you using the scheme, host, port and path extracted from the current request and the <code>CallbackPath</code> you specify.</p>
<p><code>x.RedirectUri = "https://login.salesforce.com/services/oauth2/success"</code> looks highly suspicious (unless you work for ... |
5,941,832 | PHP Using RegEx to get substring of a string | <p>I'm looking for an way to parse a substring using PHP, and have come across preg_match however I can't seem to work out the rule that I need. </p>
<p>I am parsing a web page and need to grab a numeric value from the string, the string is like this</p>
<pre><code>producturl.php?id=736375493?=tm
</code></pre>
<p>I ... | 5,941,925 | 4 | 0 | null | 2011-05-09 19:57:43.183 UTC | 7 | 2019-05-27 02:33:08.093 UTC | null | null | null | null | 503,569 | null | 1 | 80 | php|regex|parsing|substring | 129,607 | <pre><code>$matches = array();
preg_match('/id=([0-9]+)\?/', $url, $matches);
</code></pre>
<p>This is safe for if the format changes. slandau's answer won't work if you ever have any other numbers in the URL.</p>
<p><a href="http://php.net/manual/en/function.preg-match.php" rel="noreferrer">php.net/preg-match</a></p... |
5,856,451 | CSS a href styling | <p>i have a href with <code>class="button"</code></p>
<p>I am trying to style this like that:</p>
<pre><code>.button a:link {text-decoration: none}
.button a:visited {text-decoration: none}
.button a:active {text-decoration: none}
.button a:hover {text-decoration: none; background-color:yellow;color:blue}
</code><... | 5,856,480 | 5 | 5 | null | 2011-05-02 11:15:41.017 UTC | 3 | 2016-02-19 10:28:11.92 UTC | null | null | null | null | 733,323 | null | 1 | 6 | css | 107,198 | <p><code>.button a</code> is a <em>descendant selector</em>. It matches all <code><a></code> tags that are <em>descendants of</em> <code>.button</code>.</p>
<p>You need to write <code>a.button:link</code> to match tags that are both <code><a></code> and <code>.button</code>.</p> |
2,073,543 | Use WinMerge as TortoiseHG Merge tool | <p>I am trying to set up WinMerge as the Merge tool into TortoiseHG;
Here is my Mercurial.ini:</p>
<pre><code>; User specific Mercurial config file.
; See the hgrc man page for details.
[ui]
username = Bargio <>
merge = winmergeu
[extdiff]
cmd.winmerge = C:\Program Files (x86)\WinMerge\WinMergeU.exe
opts.winm... | 2,076,255 | 2 | 0 | null | 2010-01-15 17:30:34.833 UTC | 8 | 2018-09-13 16:51:44.047 UTC | 2018-09-13 16:51:44.047 UTC | null | 779,956 | null | 243,873 | null | 1 | 31 | mercurial|merge|tortoisehg|winmerge | 10,788 | <p>You can add</p>
<pre><code>winmergeu.binary=True
</code></pre>
<p>as found <a href="https://www.mercurial-scm.org/wiki/MergeToolConfiguration" rel="nofollow noreferrer">here</a> if winmerge can merge binary files. If it can't you'll want to configure another merge tool that can and use matters to send the binary ... |
2,140,964 | Source of Android's lock screen | <p>I am looking for the source code of the android lock screen. It can be for any version of Android (1.5, 1.6, 2.0, etc).</p>
<p>I tried looking in the repository at: <a href="https://android.googlesource.com/" rel="nofollow noreferrer">https://android.googlesource.com/</a>, but it doesn't look like it's under <code>... | 2,141,321 | 2 | 0 | null | 2010-01-26 16:50:14.013 UTC | 20 | 2017-07-24 10:13:34.503 UTC | 2017-07-24 10:13:34.503 UTC | null | 1,000,551 | null | 237,115 | null | 1 | 34 | android|android-source | 65,403 | <p>Do an actual full checkout of the source according to <a href="http://source.android.com/source/downloading.html" rel="noreferrer">Google's directions</a>.</p>
<p>As of Android 4.2, the keyguard source is at <code>frameworks/base/policy/src/com/android/internal/policy/impl/keyguard</code>. There's a <a href="https:... |
1,434,451 | What does "connection reset by peer" mean? | <p>What is the meaning of the "connection reset by peer" error on a TCP connection? Is it a fatal error or just a notification or related to the network failure?</p> | 1,434,506 | 2 | 0 | null | 2009-09-16 17:38:58.233 UTC | 195 | 2019-11-03 10:46:18.783 UTC | 2017-04-28 09:58:30.533 UTC | null | 2,850,474 | null | 138,579 | null | 1 | 827 | sockets|tcp | 1,163,807 | <p>It's fatal. The remote server has sent you a RST packet, which indicates an immediate dropping of the connection, rather than the usual handshake. This bypasses the normal half-closed state transition. I like <a href="http://everything2.com/title/Connection+reset+by+peer" rel="noreferrer">this description</a>:</p>
... |
29,648,907 | Using geom_rect for time series shading in R | <p>I am trying to shade a certain section of a time series plot (a bit like recession shading - similarly to the graph at the bottom of <a href="https://research.stlouisfed.org/tips/200511/recession_bars.pdf" rel="noreferrer">this article on recession shading in excel</a>). I have put a little, possibly clumsy, sample ... | 29,649,575 | 4 | 0 | null | 2015-04-15 11:23:11.48 UTC | 9 | 2019-08-14 16:24:32.123 UTC | 2019-02-14 06:51:39.187 UTC | null | 680,068 | null | 857,185 | null | 1 | 28 | r|date|ggplot2|time-series | 34,546 | <p>Code works fine, conversion to decimal date is needed for <em>xmin</em> and <em>xmax</em>, see below, requires <em>lubridate</em> package. </p>
<pre><code>library("lubridate")
library("ggplot2")
ggplot(a_series_df)+
geom_line(mapping = aes_string(x = "month", y = "big")) +
geom_rect(
fill = "red", alpha = ... |
5,938,694 | DateTime.Parse American Date Format C# | <p>Probably a simple question - </p>
<p>I'm reading in data from a number of files. </p>
<p>My problem is, that when I'm reading in the date from an american file, I parse it like so:</p>
<pre><code>DateSold = DateTime.Parse(t.Date)
</code></pre>
<p>This parses the string t.Date into a date format, however it forma... | 5,938,717 | 5 | 0 | null | 2011-05-09 14:59:01.847 UTC | 4 | 2012-09-14 07:36:57.427 UTC | null | null | null | null | 376,083 | null | 1 | 26 | c#|asp.net|datetime | 65,538 | <pre><code>var dt = DateTime.ParseExact(t.Date, "MM/dd/yyyy", CultureInfo.InvariantCulture);
</code></pre>
<p>The DateTime itself has no formatting, it is only when you convert it to or from a string that the format is relevant.</p>
<p>To view your date with American format, you pass the format to the ToString method... |
5,963,228 | Regex for names with special characters (Unicode) | <p>Okay, I have read about regex all day now, and still don't understand it properly. What i'm trying to do is validate a name, but the functions i can find for this on the internet only use <code>[a-zA-Z]</code>, leaving characters out that i need to accept to.</p>
<p>I basically need a regex that checks that the nam... | 5,963,425 | 7 | 0 | null | 2011-05-11 11:08:08.76 UTC | 11 | 2017-05-16 16:28:56.377 UTC | 2017-05-23 10:31:16.803 UTC | null | -1 | null | 676,713 | null | 1 | 13 | php|javascript|regex|character-properties | 22,250 | <p>Try the following regular expression:</p>
<pre><code>^(?:[\p{L}\p{Mn}\p{Pd}\'\x{2019}]+\s[\p{L}\p{Mn}\p{Pd}\'\x{2019}]+\s?)+$
</code></pre>
<p>In PHP this translates to:</p>
<pre><code>if (preg_match('~^(?:[\p{L}\p{Mn}\p{Pd}\'\x{2019}]+\s[\p{L}\p{Mn}\p{Pd}\'\x{2019}]+\s?)+$~u', $name) > 0)
{
// valid
}
</c... |
17,685,502 | In R, getting the following error: "attempt to replicate an object of type 'closure'" | <p>I am trying to write an R function that takes a data set and outputs the plot() function with the data set read in its environment. This means you don't have to use attach() anymore, which is good practice. Here's my example:</p>
<pre><code>mydata <- data.frame(a = rnorm(100), b = rnorm(100,0,.2))
plot(mydata$a... | 17,687,610 | 1 | 1 | null | 2013-07-16 19:37:41.463 UTC | 1 | 2021-03-06 09:00:30.777 UTC | 2021-03-06 09:00:30.777 UTC | null | 6,123,824 | null | 1,997,537 | null | 1 | 19 | r|functional-programming|closures | 50,636 | <p>There are a few small issues. <code>ifelse</code> is a vectorized function, but you just need a simple <code>if</code>. In fact, you don't really need an <code>else</code> -- you could just throw an error immediately if the data set does not exist. Note that your error message is not using the name of the object,... |
19,305,994 | How to Set Banner-Like Background Image With CSS | <p>I have been looking at a lot of the source code for sites and can't seem to figure this out. I want to have an image that's in the background, behind everything. I don't, however, want the entire background to be that image; I only want it towards the top kinda like a banner of sorts. Some examples can be found at <... | 19,306,261 | 1 | 0 | null | 2013-10-10 20:51:56.067 UTC | 1 | 2016-12-24 17:15:22.39 UTC | null | null | null | null | 2,751,120 | null | 1 | 5 | html|asp.net|css | 53,559 | <p>There are several ways to accomplish this.</p>
<p>CSS3 allows you to have multiple background images. You can do this:</p>
<pre><code>body {
background-color: #000;
background-image: url(texture.png), url(banner.png);
background-position: center center, center top;
background-repeat: repeat, no-repeat;
}
<... |
41,621,071 | Restore subset of variables in Tensorflow | <p>I am training a Generative Adversarial Network (GAN) in tensorflow, where basically we have two different networks each one with its own optimizer.</p>
<pre><code>self.G, self.layer = self.generator(self.inputCT,batch_size_tf)
self.D, self.D_logits = self.discriminator(self.GT_1hot)
...
self.g_optim = tf.train.Mo... | 41,642,426 | 4 | 0 | null | 2017-01-12 19:11:01.147 UTC | 13 | 2018-05-07 14:47:05.17 UTC | 2017-01-12 23:42:49.4 UTC | null | 472,495 | null | 2,847,699 | null | 1 | 16 | python|tensorflow | 22,797 | <p>To restore a subset of variables, you must create a new <a href="https://www.tensorflow.org/api_docs/python/state_ops/saving_and_restoring_variables#Saver.__init__" rel="noreferrer"><code>tf.train.Saver</code></a> and pass it a specific list of variables to restore in the optional <code>var_list</code> argument.</p>... |
69,182,132 | A value of type 'Null' can't be assigned to a parameter of type 'String' in a const constructor | <p>I'm unable to use <code>questions[questionNumber]</code> as a Text Constructor in Flutter.</p>
<p><strong>Errors:</strong></p>
<p>Evaluation of this constant expression throws an exception.dart(const_eval_throws_exception)</p>
<p>A value of type 'Null' can't be assigned to a parameter of type 'String' in a const con... | 69,182,239 | 1 | 0 | null | 2021-09-14 17:26:07.467 UTC | 1 | 2021-09-14 17:34:58.687 UTC | null | null | null | null | 10,559,515 | null | 1 | 38 | flutter|dart | 21,963 | <p>Well, the error is due to using the keyword <code>const</code> for the <code>Expanded</code> widget. Just remove it and you will be all good.</p>
<p>So this:</p>
<pre><code> @override
Widget build(BuildContext context) {
return Column(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
crossAxisAl... |
31,096,130 | How to JSON stringify a javascript Date and preserve timezone | <p>I have a date object that's created by the user, with the timezone filled in by the browser, like so:</p>
<pre><code>var date = new Date(2011, 05, 07, 04, 0, 0);
> Tue Jun 07 2011 04:00:00 GMT+1000 (E. Australia Standard Time)
</code></pre>
<p>When I stringify it, though, the timezone goes bye-bye</p>
<pre><co... | 31,104,671 | 7 | 0 | null | 2015-06-28 04:23:13.11 UTC | 28 | 2022-06-28 19:11:21.927 UTC | null | null | null | null | 185,422 | null | 1 | 90 | javascript|json|date|datetime|momentjs | 83,981 | <p>Assuming you have some kind of object that contains a <code>Date</code>:</p>
<pre><code>var o = { d : new Date() };
</code></pre>
<p>You can override the <code>toJSON</code> function of the <code>Date</code> prototype. Here I use moment.js to create a <code>moment</code> object from the date, then use moment's <c... |
37,055,382 | How can I enable IntelliSense for JavaScript inside HTML? | <p>I want to use VS Code to try out the examples of a JavaScript book, but there's no IntelliSense, or at least I don't know how to activate it.</p>
<p>In Visual Studio this feature works out of the box :</p>
<p><a href="https://i.stack.imgur.com/kpKTs.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/... | 37,082,868 | 5 | 0 | null | 2016-05-05 16:15:09.78 UTC | 5 | 2022-03-21 12:41:58.82 UTC | 2022-03-21 12:41:58.82 UTC | null | 9,213,345 | null | 2,736,344 | null | 1 | 28 | visual-studio-code|intellisense|javascript-intellisense | 31,064 | <h2>Currently Unsupported</h2>
<p><a href="https://github.com/Microsoft/vscode/issues/4369" rel="nofollow noreferrer">JS intellisense doesnt work in HTML script tag - VSCode GitHub Issues #4369</a></p>
<p><a href="https://stackoverflow.com/questions/37039910/smart-javascript-suggestions-inside-html-files-no-loger-wor... |
24,189,068 | Is there a command for formatting HTML in the Atom editor? | <p>I would like to format my HTML with a command, as I do in Visual Studio, using <kbd>Ctrl</kbd>+<kbd>K</kbd>+<kbd>D</kbd>. Is this possible in <a href="https://atom.io/" rel="noreferrer">Atom</a>? If not, are there other options?</p> | 25,026,804 | 6 | 0 | null | 2014-06-12 16:08:16.2 UTC | 30 | 2020-08-27 03:11:02.973 UTC | 2020-05-29 09:17:42.287 UTC | null | 6,904,888 | null | 376,456 | null | 1 | 248 | html|atom-editor|code-formatting | 186,413 | <p>Atom does not have a built-in command for formatting html. However, you can install the <a href="https://atom.io/packages/atom-beautify" rel="noreferrer">atom-beautify</a> package to get this behavior.</p>
<ol>
<li>Press <kbd>CTRL</kbd> + <kbd>SHFT</kbd> + <kbd>P</kbd> to bring up the command palette (<kbd>CMD</kbd... |
33,143,743 | read data from MultipartFile which has csv uploaded from browser | <p>May be I am doing it worng by using MultipartFile upload feature.</p>
<p>I have to read data from csv file which will be chosen by the client through the browser. I used MultipartFile to upload file. The file is coming to the controller but now I am unable to read csv data from it. Please guide the best way to do i... | 33,168,456 | 3 | 1 | null | 2015-10-15 08:40:12.003 UTC | 7 | 2020-12-18 01:55:13.513 UTC | null | null | null | null | 3,323,380 | null | 1 | 20 | spring|spring-mvc|csv | 52,707 | <p>I figured out a workaround. I converted the file to bytes and then converted the bytes to String. From String I applied string.split() to get what I wanted out of the file.</p>
<pre><code> @RequestMapping(value = "/uploadFile", method = RequestMethod.POST)
public String uploadFileHandler(@RequestParam("file") Mu... |
10,784,208 | draw rounded edge arc in android with embossed effect | <p>I am trying to develop a custom component i.e. arc slider, I am done with the arc and the thumb but not able to figure out how can I draw the rounded edge arc and also the embossed effect in it. at the moment the slider looks something like this</p>
<p><img src="https://i.stack.imgur.com/Vetl1.png" alt="enter image... | 10,797,042 | 4 | 1 | null | 2012-05-28 11:50:23.463 UTC | 19 | 2017-04-30 16:54:22.857 UTC | 2012-05-29 08:51:32.577 UTC | null | 206,809 | null | 739,076 | null | 1 | 29 | android|android-canvas | 11,666 | <p>I managed to build the arc some what like below</p>
<p><img src="https://i.stack.imgur.com/CdKfw.png" alt="enter image description here"></p>
<p>What I did is I calculated the arc starting and ending point and there I draw the circle with diameter equal to arc thickness.</p>
<p>The code for this is </p>
<pre><co... |
10,736,238 | In a finally block, can I tell if an exception has been thrown | <blockquote>
<p><strong>Possible Duplicate:</strong><br>
<a href="https://stackoverflow.com/questions/184704/is-it-possible-to-detect-if-an-exception-occurred-before-i-entered-a-finally-blo">Is it possible to detect if an exception occurred before I entered a finally block?</a> </p>
</blockquote>
<p>I have a wo... | 10,736,274 | 3 | 1 | null | 2012-05-24 11:03:35.263 UTC | 2 | 2012-05-24 11:14:39.493 UTC | 2017-05-23 12:18:15.267 UTC | null | -1 | null | 156,477 | null | 1 | 50 | java|exception|try-catch-finally | 24,235 | <p>There is no automatic way provided by Java. You could use a boolean flag:</p>
<pre><code>boolean success = false;
try {
reportStartWorkflow();
doThis();
doThat();
workHarder();
success = true;
} finally {
if (!success) System.out.println("No success");
}
</code></pre> |
7,426,451 | what are uri, contentValues | <p>Can anyone explain me about each term that I have used in working with calendar events?</p>
<ol>
<li><p><code>Uri event_uri = Uri.parse("content://com.android.calendar/" + "events");</code><br>
What is uri here, what actually is content, as we can initialize int value to 0? Is it<br>
possible to initialize a uri wi... | 7,492,847 | 2 | 0 | null | 2011-09-15 05:58:05.15 UTC | 17 | 2015-11-02 07:45:54.753 UTC | 2015-11-02 07:45:54.753 UTC | null | 2,660,176 | null | 806,106 | null | 1 | 30 | android|uri|android-contentresolver | 40,034 | <p>Regarding questions 1 and 2, A <code>Uri</code> is an address that points to something of significance. In the case of <code>ContentProvider</code>s, the <code>Uri</code> is usually used to determine which table to use. So <code>event_uri</code> points to the events table and the <code>reminder_uri</code> points to ... |
23,238,041 | Move and resize legends-box in matplotlib | <p>I'm creating plots using Matplotlib that I save as SVG, export to .pdf + .pdf_tex using Inkscape, and include the .pdf_tex-file in a LaTeX document. </p>
<p>This means that I can input LaTeX-commands in titles, legends etc., giving an image like this
<img src="https://i.stack.imgur.com/NSoiJ.png" alt="plot"></p>
<... | 23,254,538 | 3 | 1 | null | 2014-04-23 07:46:08.813 UTC | 5 | 2022-08-25 08:15:08.103 UTC | null | null | null | null | 1,850,917 | null | 1 | 24 | python|matplotlib|legend | 72,982 | <p>You can move a legend after automatically placing it by drawing it, and then getting the bbox position. Here's an example:</p>
<pre><code>import matplotlib.pyplot as plt
import numpy as np
# Plot data
x = np.linspace(0,1,100)
y = x**2
fig = plt.figure()
ax = fig.add_subplot(221) #small subplot to show how the lege... |
35,486,826 | Transform and filter a Java Map with streams | <p>I have a Java Map that I'd like to transform and filter. As a trivial example, suppose I want to convert all values to Integers then remove the odd entries.</p>
<pre><code>Map<String, String> input = new HashMap<>();
input.put("a", "1234");
input.put("b", "2345");
input.put("c", "3456");
input.put("d", ... | 35,487,026 | 6 | 2 | null | 2016-02-18 16:19:51.627 UTC | 13 | 2019-01-29 06:09:25.383 UTC | 2016-02-18 21:20:08.883 UTC | null | 1,743,880 | null | 2,267,316 | null | 1 | 55 | java|java-8|java-stream|collectors | 68,363 | <p>Yes, you can map each entry to another temporary entry that will hold the key and the parsed integer value. Then you can filter each entry based on their value.</p>
<pre><code>Map<String, Integer> output =
input.entrySet()
.stream()
.map(e -> new AbstractMap.SimpleEntry<>(e.getK... |
35,451,629 | redux-form is Destroying my state once the component is unmounted, what gives? | <p>I am not passing in any special config settings nor am I setting/or calling Destroy... but my state is being cleaned... anyway to prevent this? I need the state to stick around as I need that data thruout my application.</p>
<pre><code>prev state: I see it in there... via redux-logger
action: redux-form/Destroy
ne... | 40,849,164 | 2 | 2 | null | 2016-02-17 08:41:02.097 UTC | 8 | 2018-02-12 16:22:46.587 UTC | 2017-04-24 04:56:35.073 UTC | null | 1,082,449 | null | 1,054,992 | null | 1 | 39 | javascript|redux|redux-form | 21,399 | <p>The form's state subtree <em>is</em> destroyed when the form is unmounted, by design. This is the default and expected behaviour. </p>
<p><strong>From <a href="https://github.com/erikras/redux-form/pull/2113" rel="noreferrer">v6.2.1</a> onwards</strong> there is a form config property <code>destroyOnUnmount</code>,... |
3,701,264 | Passing a hash to a function ( *args ) and its meaning | <p>When using an idiom such as:</p>
<pre><code>def func(*args)
# some code
end
</code></pre>
<p>What is the meaning of <code>*args</code>? Googling this specific question was pretty hard, and I couldn't find anything.</p>
<p>It seems all the arguments actually appear in <code>args[0]</code> so I find myself writin... | 3,701,314 | 1 | 0 | null | 2010-09-13 14:17:14.877 UTC | 25 | 2018-07-29 17:29:12.9 UTC | 2018-07-29 17:29:12.9 UTC | null | 2,252,927 | null | 252,348 | null | 1 | 72 | ruby | 47,453 | <p>The <code>*</code> is the <em>splat</em> (or asterisk) operator. In the context of a method, it specifies a variable length argument list. In your case, all arguments passed to <code>func</code> will be putting into an array called <code>args</code>. You could also specify specific arguments before a variable-length... |
8,611,700 | How exactly does !function(){}() work? | <p>I've seen:</p>
<pre><code>!function(){ //code }();
</code></pre>
<p>Used in several places to immediately execute an anonymous function. Normally, it's used in lieu of:</p>
<pre><code>(function(){ //code }())
</code></pre>
<p>Anyone know how the <code>!</code> actually makes the function execute?</p> | 8,611,734 | 2 | 1 | null | 2011-12-23 02:36:09.897 UTC | 10 | 2011-12-27 14:52:22.947 UTC | null | null | null | null | 84,380 | null | 1 | 18 | javascript | 1,664 | <p><em><strong>What the ! does</em></strong></p>
<p>When you use <code>!</code>, the function becomes the single operand of the <em>unary (logical) NOT</em> operator. </p>
<p>This forces the function to be evaluated as an expression, which allows it to be invoked immediately inline.</p>
<hr>
<p><em><strong>Other al... |
977,090 | Fading in a background image | <p>I have a web page that uses a large image for its background. I was hoping to use jQuery to load the image once it is downloaded (basically the way that bing.com loads its background image). Is this possible with jQuery? If so, is there a plugin that you would recommend? </p> | 977,161 | 4 | 1 | null | 2009-06-10 17:36:17.63 UTC | 8 | 2012-06-30 10:23:09.42 UTC | 2012-06-30 10:23:09.42 UTC | null | 502,381 | null | 118,513 | null | 1 | 20 | jquery|background-image | 90,111 | <p>This <a href="http://jqueryfordesigners.com/image-loading/" rel="noreferrer">article</a> may be useful. Copying from there:</p>
<p><strong>HTML</strong></p>
<pre><code><div id="loader" class="loading"></div>
</code></pre>
<p><strong>CSS</strong></p>
<pre><code>DIV#loader {
border: 1px solid #ccc;
... |
939,677 | Signing assemblies - basics | <p>What does it mean to sign an assembly? And why is it done?</p>
<p>What is the simplest way to sign it? What is the .snk file for?</p> | 940,767 | 4 | 0 | null | 2009-06-02 13:50:51.703 UTC | 11 | 2013-01-04 03:13:49.597 UTC | 2013-01-04 03:10:09.887 UTC | null | 63,550 | null | 66,975 | null | 1 | 27 | c#|.net|assemblies | 10,124 | <p>The other two answers are fine, but one additional point. It is easy to get confused between "certificate" signing and "strong name" signing. </p>
<p>The purpose of strong name signing is as Stefan Steinegger says: to allow your customer to establish that the code they THINK they're loading really is precisely the ... |
399,648 | Preventing same Event handler assignment multiple times | <p>If I am assigning an event handler at runtime and it is in a spot that can be called multiple times, what is the recommended practice to prevent multiple assignments of the same handler to the same event.</p>
<pre><code>object.Event += MyFunction
</code></pre>
<p>Adding this in a spot that will be called more than... | 399,772 | 4 | 2 | null | 2008-12-30 06:31:21.163 UTC | 9 | 2011-06-08 07:33:21.37 UTC | 2011-06-08 07:33:21.37 UTC | null | 16,076 | overpalm | null | null | 1 | 47 | c#|events | 20,459 | <p>Baget is right about using an explicitly implemented event (although there's a mixture there of explicit interface implementation and the full event syntax). You can probably get away with this:</p>
<pre><code>private EventHandler foo;
public event EventHandler Foo
{
add
{
// First try to remove th... |
45,585,000 | Azure CLI vs Powershell? | <p>Not precisely able to understand the merit of Azure CLI on Windows environment.</p>
<p>Is it targetted for the audience who want to manage Azure IAAS from Linux environment?</p>
<p>I thought <a href="https://github.com/PowerShell/PowerShell" rel="noreferrer">Powershell core</a> is going to be the way for non-Windo... | 45,585,899 | 12 | 1 | null | 2017-08-09 08:06:36.61 UTC | 7 | 2022-08-10 22:57:40.24 UTC | 2021-08-19 09:38:26.55 UTC | null | 4,167,200 | null | 1,431,250 | null | 1 | 80 | azure|powershell|azure-powershell|azure-cli|azure-cli2 | 55,762 | <p>Azure CLI is a PowerShell-like-tool available for all platforms. You can use the same commands no matter what platform you use: Windows, Linux or Mac.</p>
<p>Now, there are two version Azure CLI. The Azure CLI 1.0 was written with Node.js to achieve cross-platform capabilities, and the new Azure CLI 2.0 is written ... |
22,295,768 | How to use OSM map in an android application.? Is there any tutorial to learn about using OSM in android.? | <p>I am searching for a tutorial/manual or steps to include Open street map into my android application. All I found is either a big project with lot more functionality on it, otherwise so many questions ended without proper conclusion about "HOW"..!</p>
<p>Is there any proper blog/site or document that can a... | 22,297,373 | 5 | 1 | null | 2014-03-10 08:58:36.433 UTC | 13 | 2020-12-27 13:14:57.867 UTC | 2020-12-27 13:14:57.867 UTC | null | 1,783,163 | null | 3,291,467 | null | 1 | 17 | android|google-maps-api-3|openstreetmap|osmdroid | 34,784 | <p>I don't know of any tutorials but here's the code I wrote for a minimal example using Osmdroid.</p>
<pre><code>// This is all you need to display an OSM map using osmdroid
package osmdemo.demo;
import org.osmdroid.tileprovider.tilesource.TileSourceFactory;
import org.osmdroid.util.GeoPoint;
import org.osmdroid.vie... |
48,145,432 | javascript includes() case insensitive | <p>I have an array of strings that I need to loop and check against with another passed in string.</p>
<pre><code>var filterstrings = ['firststring','secondstring','thridstring'];
var passedinstring = localStorage.getItem("passedinstring");
for (i = 0; i < filterstrings.lines.length; i++) {
if (passed... | 48,145,521 | 11 | 2 | null | 2018-01-08 06:43:02.203 UTC | 13 | 2022-06-22 15:47:17.44 UTC | 2021-05-18 23:43:14.863 UTC | null | 1,730,638 | null | 5,921,881 | null | 1 | 144 | javascript|regex | 184,042 | <p>You can create a <strong>RegExp</strong> from <code>filterstrings</code> first</p>
<pre><code>var filterstrings = ['firststring','secondstring','thridstring'];
var regex = new RegExp( filterstrings.join( "|" ), "i");
</code></pre>
<p>then <code>test</code> if the <code>passedinstring</code> is th... |
29,756,194 | Access denied for user 'homestead'@'localhost' (using password: YES) | <p>I'm on a Mac OS Yosemite using Laravel 5.0.</p>
<p>While in my <strong>local</strong> environment, I run <code>php artisan migrate</code> I keep getting :</p>
<blockquote>
<p>Access denied for user 'homestead'@'localhost' (using password: YES)</p>
</blockquote>
<p><strong>Configuration</strong></p>
<p>Here is my <st... | 29,772,274 | 32 | 2 | null | 2015-04-20 18:59:20.15 UTC | 49 | 2022-04-15 16:21:38.51 UTC | 2020-06-20 09:12:55.06 UTC | null | -1 | null | 4,480,164 | null | 1 | 177 | php|laravel|laravel-5|database-migration|homestead | 315,956 | <h1>Check MySQL UNIX Socket</h1>
<p>Find <strong>unix_socket</strong> location using MySQL</p>
<p><code>mysql -u homestead -p</code></p>
<pre><code>mysql> show variables like '%sock%';
+-----------------------------------------+-----------------------------+
| Variable_name | Value ... |
4,235,078 | How to avoid infinite recursion with super()? | <p>I have code like this:</p>
<pre><code>class A(object):
def __init__(self):
self.a = 1
class B(A):
def __init__(self):
self.b = 2
super(self.__class__, self).__init__()
class C(B):
def __init__(self):
self.c = 3
super(self.__class__, self).__init__()
</code></p... | 4,235,084 | 1 | 0 | null | 2010-11-20 21:22:34.043 UTC | 8 | 2010-11-21 10:32:30.32 UTC | null | null | null | null | 477,933 | null | 1 | 28 | python|oop|multiple-inheritance|super | 6,175 | <p>When instantiating C calls <code>B.__init__</code>, <code>self.__class__</code> will still be C, so the super() call brings it back to B.</p>
<p>When calling super(), use the class names directly. So in B, call <code>super(B, self)</code>, rather than <code>super(self.__class__, self)</code> (and for good measure, ... |
4,254,694 | Is it possible to access the TempData key/value from HttpContext? | <p>I'm trying to crate a custom action filter attribute. And some where, I need facilities, such us TempData[key] and TryUpdateModel... My custom attribute class deriving from the <strong>ActionFilterAttribute</strong>, I can access both below methods.</p>
<pre><code>public override void OnActionExecuting(ActionExecut... | 4,254,731 | 1 | 0 | null | 2010-11-23 09:48:46.153 UTC | 3 | 2018-07-25 14:50:13.507 UTC | 2018-07-25 14:50:13.507 UTC | null | 1,180,926 | null | 202,382 | null | 1 | 31 | asp.net-mvc|attributes|tempdata | 8,769 | <pre><code>var foo = filterContext.Controller.TempData["foo"];
</code></pre> |
25,049,751 | Constructing an Abstract Syntax Tree with a list of Tokens | <p>I want to construct an AST from a list of tokens. I'm making a scripting language and I've already done the lexical analysis part, but I have no idea how to create an AST. So the question is, how do I take something like this:</p>
<pre><code>WORD, int
WORD, x
SYMBOL, =
NUMBER, 5
SYMBOL, ;
</code></pre>
<p>and conv... | 25,106,688 | 1 | 3 | null | 2014-07-31 02:08:41.01 UTC | 40 | 2018-05-06 11:40:17.793 UTC | null | null | null | null | 3,839,220 | null | 1 | 48 | java|interpreter|abstract-syntax-tree | 33,858 | <p>The fundamental trick is to recognize that parsing, however accomplished, happens in incremental steps, including the reading of the tokens one by one.</p>
<p>At each incremental step, there is an opportunity to build part of the AST by combining AST fragments built by other incremental steps. This is a recursive ... |
20,211,890 | SVG - Change fill color on button click | <p>I've done a simple test svg-image. </p>
<p>I would like to make toggle buttons so when I click on btn-test1, the path1 will be fill="#000" and the others "#FFF". I'm going to make a map with around 40 different paths, but I'm trying this first (don't know if it's possible) ? </p>
<p><strong>Here's the HTML so far:... | 20,212,046 | 3 | 1 | null | 2013-11-26 08:29:31.487 UTC | 7 | 2017-02-11 10:49:39.11 UTC | 2013-11-26 08:47:31.687 UTC | null | 1,472,067 | null | 1,472,067 | null | 1 | 18 | jquery|svg | 74,240 | <p>You are looking for the <code>fill</code> property.</p>
<p>See this fiddle: <strong><a href="http://jsfiddle.net/P6t2B/">http://jsfiddle.net/P6t2B/</a></strong></p>
<p>For example:</p>
<pre><code>$('#btn-test1').on("click", function() {
$('#path1').css({ fill: "#ff0000" });
});
</code></pre> |
7,585,210 | WebView, add local .CSS file to an HTML page? | <p>In android I'm using WebView to display a part of a webpage which I fetched from the internet using HttpClient from Apache. To only have the part I want from the html, I use Jsoup.</p>
<pre><code>String htmlString = EntityUtils.toString(entity4); // full html as a string
Document htm... | 7,736,654 | 3 | 3 | null | 2011-09-28 14:56:31.313 UTC | 29 | 2020-07-30 05:40:09.747 UTC | 2020-07-30 05:40:09.747 UTC | null | 214,143 | null | 717,572 | null | 1 | 39 | android|html|css|resources|httpclient | 50,548 | <p>Seva Alekseyev is right, you should store CSS files in <code>assets</code> folder, but referring by <code>file:///android_asset/filename.css</code> URL doesn't working for me.</p>
<p>There is another solution: put CSS in <code>assets</code> folder, do your manipulation with HTML, but <strong>refer to CSS by relativ... |
7,598,422 | Is it better to use the mapred or the mapreduce package to create a Hadoop Job? | <p>To create MapReduce jobs you can either use the old <code>org.apache.hadoop.mapred</code> package or the newer <code>org.apache.hadoop.mapreduce</code> package for Mappers and Reducers, Jobs ... The first one had been marked as deprecated but this got reverted meanwhile. Now I wonder whether it is better to use the ... | 7,600,339 | 3 | 2 | null | 2011-09-29 13:57:54.757 UTC | 18 | 2015-03-22 15:27:10.09 UTC | 2015-03-22 15:27:10.09 UTC | null | 3,275,167 | null | 808,388 | null | 1 | 46 | hadoop|mapreduce | 16,176 | <p>Functionality wise there is not much difference between the old (<code>o.a.h.mapred</code>) and the new (<code>o.a.h.mapreduce</code>) API. The only significant difference is that records are pushed to the mapper/reducer in the old API. While the new API supports both pull/push mechanism. You can get more informatio... |
7,655,393 | Clear Contents of a Column | <p>How would I clear the contents of a column from cell A3 to cell __ where __ represents the last entry in the column (assuming there are no empty spaces between entries).</p>
<p>Thanks for the help.</p> | 7,655,488 | 4 | 0 | null | 2011-10-05 00:08:01.06 UTC | 0 | 2021-03-13 07:58:26.48 UTC | 2018-04-02 18:31:47.213 UTC | null | 8,112,776 | null | 977,343 | null | 1 | 5 | vba|excel | 71,171 | <pre><code>range("A3", Range("A" & Columns("A").SpecialCells(xlCellTypeLastCell).Row)).Delete
</code></pre>
<p>That will delete A3 through the last cell in column A, regardless of any blanks in the column.</p>
<pre><code>range("A3", range("A3").End(xlDown)).Delete
<... |
7,199,911 | how to File.listFiles in alphabetical order? | <p>I've got code as below:</p>
<pre><code>class ListPageXMLFiles implements FileFilter {
@Override
public boolean accept(File pathname) {
DebugLog.i("ListPageXMLFiles", "pathname is " + pathname);
String regex = ".*page_\\d{2}\\.xml";
if(pathname.getAbs... | 7,199,929 | 4 | 1 | null | 2011-08-26 04:04:31.753 UTC | 13 | 2019-03-14 13:30:20.603 UTC | 2011-08-26 04:22:40.913 UTC | null | 272,824 | null | 194,309 | null | 1 | 105 | java|java-io | 133,414 | <p>The <code>listFiles</code> method, with or without a filter does not guarantee any order.</p>
<p>It does, however, return an array, which you can sort with <code>Arrays.sort()</code>.</p>
<pre><code>File[] files = XMLDirectory.listFiles(filter_xml_files);
Arrays.sort(files);
for(File _xml_file : files) {
...
}... |
7,814,794 | How to structure a Node, Express, Connect-Auth and Backbone application on the server-side? | <p>I'm a client-side guy that just stepped into the world of server-side javascript. I've got this idea about how I think I want to build my first Nodejs application. I want a server-side that pretty much only serves an empty shell and lots of JSON. I want to put the rest of the logic in a Backbone.js-equipped front-en... | 7,821,013 | 1 | 2 | null | 2011-10-18 23:02:25.41 UTC | 15 | 2011-10-19 12:05:32.463 UTC | 2011-10-19 10:11:11.44 UTC | null | 672,132 | null | 672,132 | null | 1 | 10 | javascript|node.js|backbone.js|express | 6,956 | <p>I think you have the right idea, although I'll throw out a couple of thoughts:</p>
<ul>
<li><strong>Defining Routes</strong> - If you are defining a lot of routes, especially with JSON, you may want to define them dynamically via an MVC type framework. You can find a good example of that <a href="https://github.com... |
1,415,256 | Alignment requirements for atomic x86 instructions vs. MS's InterlockedCompareExchange documentation? | <p>Microsoft offers the <a href="http://msdn.microsoft.com/en-us/library/ms683560%28VS.85%29.aspx" rel="nofollow noreferrer"><code>InterlockedCompareExchange</code></a> function for performing atomic compare-and-swap operations. There is also an <a href="https://msdn.microsoft.com/en-us/library/ttk2z1ws.aspx" rel="nofo... | 5,178,914 | 4 | 2 | null | 2009-09-12 14:24:08.14 UTC | 14 | 2019-11-27 07:40:09.043 UTC | 2019-11-27 07:40:09.043 UTC | null | 224,132 | null | 33,213 | null | 1 | 37 | winapi|x86|atomic|memory-alignment|interlocked | 6,417 | <p>The <a href="http://download.intel.com/design/intarch/manuals/24319101.pdf">PDF you are quoting from</a> is from 1999 and CLEARLY outdated.</p>
<p>The <a href="http://www.intel.com/products/processor/manuals/">up-to-date Intel documentation</a>, specifically <a href="http://www.intel.com/Assets/PDF/manual/253668.pd... |
1,699,582 | JavaScript: How to select "Cancel" by default in confirm box? | <p>I am displaying a JavaScript confirm box when the user clicks on the "Delete Data" button. I am displaying it as shown in this image: </p>
<p><img src="https://i.stack.imgur.com/7KQn2.jpg" alt="alt text"></p>
<p>In the image, the "OK" button is selected by default. I want to select the "Cancel" button by default, ... | 1,699,600 | 4 | 4 | null | 2009-11-09 07:33:37.82 UTC | 6 | 2021-02-17 20:35:22.03 UTC | 2014-09-20 07:39:44.757 UTC | null | 1,402,846 | null | 45,261 | null | 1 | 37 | javascript|jquery|confirm | 35,967 | <p>If you can use jQuery plugin then here is a nice one</p>
<p><a href="http://trentrichardson.com/Impromptu/" rel="nofollow noreferrer">jQuery Impromptu</a></p>
<p>To change the default focused button:</p>
<pre><code>$.prompt('Example 4',{ buttons: { Ok: true, Cancel: false }, focus: 1 });
</code></pre> |
1,379,565 | How to fetch the first and last record of a grouped record in a MySQL query with aggregate functions? | <p>I am trying to fetch the first and the last record of a 'grouped' record.<br>
More precisely, I am doing a query like this</p>
<pre><code>SELECT MIN(low_price), MAX(high_price), open, close
FROM symbols
WHERE date BETWEEN(.. ..)
GROUP BY YEARWEEK(date)
</code></pre>
<p>but I'd like to get the first and the last re... | 1,552,389 | 4 | 1 | null | 2009-09-04 14:20:14.54 UTC | 24 | 2019-02-07 23:35:34.86 UTC | 2016-08-09 16:22:00.943 UTC | null | 182,371 | null | 93,480 | null | 1 | 39 | mysql|aggregate-functions | 90,809 | <p>You want to use <code>GROUP_CONCAT</code> and <code>SUBSTRING_INDEX</code>:</p>
<pre><code>SUBSTRING_INDEX( GROUP_CONCAT(CAST(open AS CHAR) ORDER BY datetime), ',', 1 ) AS open
SUBSTRING_INDEX( GROUP_CONCAT(CAST(close AS CHAR) ORDER BY datetime DESC), ',', 1 ) AS close
</code></pre>
<p>This avoids expensive sub q... |
49,720,178 | Xcode not supported for iOS 11.3 by Xcode 9.2 needed 9.3 | <p>Apparently, with the latest IOS update, my version of Xcode could not build due to the following error.</p>
<blockquote>
<p>Could not locate device support files. This iPhone 7 Plus (Model 1661, 1784, 1785, 1786) is running iOS 11.3 (15E216), which may not be supported by this version of Xcode.</p>
</blockquote>
... | 49,790,425 | 8 | 6 | null | 2018-04-08 16:36:59.78 UTC | 15 | 2020-02-14 09:17:18.7 UTC | 2018-04-08 16:40:58.793 UTC | null | 4,812,515 | null | 4,812,515 | null | 1 | 48 | ios|xcode|xcode9.3 | 63,469 | <p>Another option is to download the 11.3 device support at:</p>
<p><a href="https://github.com/filsv/iPhoneOSDeviceSupport/issues/7" rel="noreferrer">iOS 11.3 (15E217)</a></p>
<p>And don't forget to remove "(15E217)" from folder name, so it became "11.3". Restart Xcode afterwards.</p>
<p><a href="https://i.stack.im... |
10,491,631 | Need to select ALL columns while using COUNT/Group By | <p>Ok so I have a table in which ONE of the columns have a FEW REPEATING records.</p>
<p>My task is to select the REPEATING records with all attributes.</p>
<p>CustID FN LN DOB City State</p>
<p>the DOB has some repeating values which I need to select from the whole table and list all columns of all records that are... | 10,491,917 | 4 | 2 | null | 2012-05-08 02:10:35.197 UTC | 3 | 2016-03-02 08:51:58.477 UTC | null | null | null | null | 1,373,003 | null | 1 | 8 | sql|sql-server|database|group-by | 40,430 | <p>I think a more general solution is to use windows functions:</p>
<pre><code>select *
from (select *, count(*) over (partition by dob) as NumDOB
from table
) t
where numDOB > 1
</code></pre>
<p>The reason this is more general is because it is easy to change to duplicates across two or more columns.</p... |
10,487,104 | Difference between List and Array | <blockquote>
<p><strong>Possible Duplicate:</strong><br>
<a href="https://stackoverflow.com/questions/7869212/primitive-array-vs-arraylist">Primitive Array vs ArrayList</a> </p>
</blockquote>
<p>What is the difference between List and Array in java? or the difference between Array and Vector!</p> | 10,487,175 | 1 | 2 | null | 2012-05-07 18:25:40.4 UTC | 12 | 2019-06-10 19:30:59.227 UTC | 2017-05-23 11:54:07.15 UTC | null | -1 | null | 1,380,430 | null | 1 | 37 | java | 95,658 | <p>In general (and in Java) an array is a data structure generally consisting of sequential memory storing a collection of objects.</p>
<p><code>List</code> is an <a href="http://en.wikipedia.org/wiki/Interface_%28Java%29" rel="noreferrer">interface</a> in Java, which means that it may have multiple implementations. O... |
49,215,791 | VS Code C# - System.NotSupportedException: No data is available for encoding 1252 | <p>I am trying to use ExcelDataReader to read an .xls file on Ubuntu. I am using VS Code with C#. Here is the code:</p>
<pre><code>var stream = File.Open(filePath, mode: FileMode.Open, access: FileAccess.Read);
var reader = ExcelReaderFactory.CreateReader(stream);
</code></pre>
<p>I also tried this:</p>
<pre><code>v... | 49,701,230 | 1 | 4 | null | 2018-03-11 01:36:25.727 UTC | 9 | 2022-05-16 06:00:44.527 UTC | null | null | null | null | 1,930,814 | null | 1 | 69 | c#|visual-studio-code|xls|exceldatareader | 37,322 | <p>I faced the same problem with .net Core application. I added the <code>System.Text.Encoding.CodePages</code> nuget package and registered the encoding provider before <code>ExcelReaderFactory.CreateReader(stream)</code> which resolved the issue.</p>
<pre><code>System.Text.Encoding.RegisterProvider(System.Text.CodeP... |
7,221,981 | How to allocate and deallocate heap memory for 2D array? | <p>I'm used to PHP, but I'm starting to learn C. I'm trying to create a program that reads a file line by line and stores each line to an array.</p>
<p>So far I have a program that reads the file line by line, and even prints each line as it goes, but now I just need to add each line to an array.</p>
<p>My buddy last... | 7,222,039 | 6 | 2 | null | 2011-08-28 15:51:16.28 UTC | 4 | 2020-05-13 06:20:32.507 UTC | 2020-05-13 06:20:32.507 UTC | null | 3,396,951 | null | 266,542 | null | 1 | 15 | c|arrays|file|loops|multidimensional-array | 48,031 | <p>To dynamically allocate a 2D array:</p>
<pre><code>char **p;
int i, dim1, dim2;
/* Allocate the first dimension, which is actually a pointer to pointer to char */
p = malloc (sizeof (char *) * dim1);
/* Then allocate each of the pointers allocated in previous step arrays of pointer to chars
* within each of t... |
7,305,612 | junit arrays not equal test | <p>I'm trying to write a test case where my scenario is that two <strong>byte arrays</strong> should be <strong>not equal</strong>.</p>
<p>Can I do this with junit?</p>
<p>Or do I have to use something external like Hamcrest? <a href="https://stackoverflow.com/questions/1096650/why-doesnt-junit-provide-assertnotequa... | 7,305,637 | 6 | 0 | null | 2011-09-05 08:34:14.497 UTC | 2 | 2022-09-23 21:15:02.82 UTC | 2018-08-17 12:27:49.957 UTC | null | 1,610,034 | null | 928,499 | null | 1 | 45 | java|arrays|junit | 40,382 | <p>I prefer doing this the Hamcrest way, which is more expressive:</p>
<pre><code>Assert.assertThat(array1, IsNot.not(IsEqual.equalTo(array2)));
</code></pre>
<p>Or the short version with static imports:</p>
<pre><code>assertThat(array1, not(equalTo(array2)));
</code></pre>
<p>(The <code>IsEqual</code> matcher is s... |
7,054,188 | Is it possible to negate a scope in Rails? | <p>I have the following scope for my class called <code>Collection</code>:</p>
<pre><code>scope :with_missing_coins, joins(:coins).where("coins.is_missing = ?", true)
</code></pre>
<p>I can run <code>Collection.with_missing_coins.count</code> and get a result back -- it works great!
Currently, if I want to get collec... | 7,054,274 | 7 | 0 | null | 2011-08-14 00:30:57.627 UTC | 4 | 2022-06-07 09:03:28.623 UTC | 2022-02-12 10:14:54.693 UTC | null | 1,511,504 | null | 118,175 | null | 1 | 44 | ruby-on-rails|ruby|named-scope | 27,554 | <p>I wouldn't use a single scope for this, but two:</p>
<pre><code>scope :with_missing_coins, joins(:coins).where("coins.is_missing = ?", true)
scope :without_missing_coins, joins(:coins).where("coins.is_missing = ?", false)
</code></pre>
<p>That way, when these scopes are used then it's explicit what's happening. Wi... |
7,271,082 | How to reload a module's function in Python? | <p>Following up on <a href="https://stackoverflow.com/questions/437589/how-do-i-unload-reload-a-python-module">this question regarding reloading a module</a>, how do I reload a specific function from a changed module?</p>
<p>pseudo-code:</p>
<pre><code>from foo import bar
if foo.py has changed:
reload bar
</code... | 7,274,356 | 8 | 0 | null | 2011-09-01 13:34:03.777 UTC | 12 | 2020-10-18 23:36:03.727 UTC | 2017-05-23 10:30:49.48 UTC | null | -1 | null | 348,545 | null | 1 | 60 | python|methods|import|reload | 61,615 | <p>What you want is possible, but requires reloading two things... first <code>reload(foo)</code>, but then you also have to <code>reload(baz)</code> (assuming <code>baz</code> is the name of the module containing the <code>from foo import bar</code> statement).</p>
<p>As to why... When <code>foo</code> is first loade... |
7,334,035 | get ec2 pricing programmatically? | <p>Is there a way to get AWS pricing programmatically (cost per hour of each instance type, cost per GB/month of storage on S3, and etc)?</p>
<p>Also, are there cost monitoring tools? For example, is there a tool that can report your EC2 instance usage on an hourly basis (versus a monthly basis, which is what Amazon ... | 7,334,197 | 12 | 0 | null | 2011-09-07 12:40:43.147 UTC | 33 | 2022-07-13 13:43:57.33 UTC | null | null | null | null | 891,441 | null | 1 | 50 | amazon-ec2|amazon-web-services | 32,930 | <p><strong>UPDATE:</strong></p>
<p>There is now AWS pricing API:
<a href="https://aws.amazon.com/blogs/aws/new-aws-price-list-api/" rel="noreferrer">https://aws.amazon.com/blogs/aws/new-aws-price-list-api/</a></p>
<p><strong>Orginal answer:</strong></p>
<p>The price lists are available in form of JSONP files (you ne... |
7,376,966 | Heroku problem : The page you were looking for doesn't exist | <p>I have followed book until chapter 5 finished and it's working OK in my linux workstation
when I push to Heroku, all data pushed correctly but when I try to open Heroku (http://vivid-sky-685.heroku.com)</p>
<p>I get a 404 message.</p>
<blockquote>
<p>The page you were looking for doesn't exist.
You may have mi... | 7,546,073 | 13 | 3 | null | 2011-09-11 07:46:18.58 UTC | 10 | 2019-12-02 17:22:32.693 UTC | 2013-06-06 13:49:30.49 UTC | user1228 | null | null | 938,947 | null | 1 | 29 | ruby-on-rails | 57,869 | <p>I got the same problem; however, after changing 1 line code of production.rb located in <code>config/environments/production.rb</code> from</p>
<pre><code>config.assets.compile = false
</code></pre>
<p>to</p>
<pre><code>config.assets.compile = true
</code></pre>
<p>commit the new change. Then my sample app works... |
14,338,156 | Formatting Excel cells (currency) | <p>I developed an Add-In for Excel so you can insert some numbers from a MySQL database into specific cells. Now I tried to format these cells to currency and I have two problems with that.
1. When using a formula on formatted cells, the sum for example is displayed like that:
"353,2574€". What do I have to do to displ... | 14,338,842 | 1 | 0 | null | 2013-01-15 12:51:06.823 UTC | 2 | 2017-02-22 02:39:55.837 UTC | 2013-01-15 13:23:03.797 UTC | null | 238,902 | null | 1,980,278 | null | 1 | 19 | c#|excel|format|currency | 60,174 | <p>This one works for me. I have excel test app that formats the currency into 2 decimal places with comma as thousand separator. Below is the Console Application that writes data on Excel File.</p>
<p>Make sure you have referenced Microsoft.Office.Interop.Excel dll</p>
<pre><code>using System.Collections.Generic;
u... |
14,097,388 | Can an algorithm detect sarcasm | <p>I was asked to write an algorithm to detect sarcasm but I came across a flaw (or what seems like one) in the logic.</p>
<p>For example if a person says</p>
<blockquote>
<p>A: I love Justin Beiber. Do you like him to?</p>
<p>B: Yeah. Sure. <i>I absolutely love him.</i></p>
</blockquote>
<p>Now this may be considered ... | 14,099,786 | 4 | 18 | null | 2012-12-31 04:21:12.483 UTC | 19 | 2012-12-31 09:37:35.437 UTC | 2020-06-20 09:12:55.06 UTC | null | -1 | null | 1,059,273 | null | 1 | 37 | algorithm|nlp | 10,054 | <p>Looks like there are studies that attempted just that, but they have yet to come up with a well working algorithm.</p>
<p>From <a href="http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.207.5253&rep=rep1&type=pdf" rel="noreferrer">González-Ibáñez, R. et al. "Identifying sarcasm in Twitter: a closer l... |
13,900,515 | How can I access a classmethod from inside a class in Python | <p>I would like to create a class in Python that manages above all static members. These members should be initiliazed during definition of the class already. Due to the fact that there will be the requirement to reinitialize the static members later on I would put this code into a classmethod.</p>
<p>My question: How... | 13,900,861 | 7 | 2 | null | 2012-12-16 10:47:01.777 UTC | 6 | 2021-11-14 18:28:22.23 UTC | null | null | null | null | 1,907,681 | null | 1 | 41 | python|class-members | 43,500 | <p>At the time that <code>x=10</code> is executed in your example, not only does the class not exist, but the classmethod doesn't exist either.</p>
<p>Execution in Python goes top to bottom. If <code>x=10</code> is above the classmethod, there is no way you can access the classmethod at that point, because it hasn't ... |
14,119,277 | Subtract two dates in SQL and get days of the result | <pre><code>Select I.Fee
From Item I
WHERE GETDATE() - I.DateCreated < 365 days
</code></pre>
<p>How can I subtract two days? Result should be days. Ex: 365 days. 500 days.. etc...</p> | 14,119,294 | 7 | 0 | null | 2013-01-02 09:03:11.85 UTC | 4 | 2021-02-01 05:39:41.777 UTC | 2013-01-02 09:19:27.833 UTC | null | 13,302 | null | 1,218,067 | null | 1 | 44 | sql|sql-server|tsql | 189,188 | <p>Use <a href="http://msdn.microsoft.com/en-us/library/ms189794.aspx">DATEDIFF</a></p>
<pre><code>Select I.Fee
From Item I
WHERE DATEDIFF(day, GETDATE(), I.DateCreated) < 365
</code></pre> |
14,007,545 | Python Regex instantly replace groups | <p>Is there any way to directly replace all groups using regex syntax?</p>
<p>The normal way:</p>
<pre><code>re.match(r"(?:aaa)(_bbb)", string1).group(1)
</code></pre>
<p>But I want to achieve something like this:</p>
<pre><code>re.match(r"(\d.*?)\s(\d.*?)", "(CALL_GROUP_1) (CALL_GROUP_2)")
</code></pre>
<p>I want... | 14,007,559 | 2 | 0 | null | 2012-12-22 23:45:57.31 UTC | 17 | 2019-09-11 08:51:47.837 UTC | 2018-05-04 01:16:10.173 UTC | null | 3,071,419 | user1467267 | null | null | 1 | 157 | python|regex|regex-group | 119,944 | <p>Have a look at <a href="http://docs.python.org/2/library/re.html#re.sub" rel="noreferrer"><code>re.sub</code></a>:</p>
<pre><code>result = re.sub(r"(\d.*?)\s(\d.*?)", r"\1 \2", string1)
</code></pre>
<p>This is Python's regex substitution (replace) function. The replacement string can be filled with so-called back... |
30,045,417 | Android Gradle Could not reserve enough space for object heap | <p>I've installed Android Studio 1.1.0. I haven't done anything yet like start new Android application or import anything. Somehow it is trying to build something and it throws sync error.</p>
<blockquote>
<p>Error:Unable to start the daemon process.
This problem might be caused by incorrect configuration of the d... | 31,760,855 | 8 | 7 | null | 2015-05-05 06:10:25.033 UTC | 28 | 2021-10-08 22:10:01.74 UTC | 2021-10-08 22:10:01.74 UTC | null | 5,459,839 | null | 1,031,959 | null | 1 | 101 | android|gradle|jvm|heap-memory | 145,422 | <p>For Android Studio 1.3 : (Method 1)</p>
<p>Step 1 : Open <strong>gradle.properties</strong> file in your Android Studio project.</p>
<p>Step 2 : Add this line at the end of the file</p>
<pre><code>org.gradle.jvmargs=-XX\:MaxHeapSize\=256m -Xmx256m
</code></pre>
<p>Above methods seems to work but if in case it wo... |
30,211,605 | Javascript HTML collection showing as 0 length | <pre><code> var eval_table = document.getElementsByClassName("evaluation_table");
console.log(eval_table);
</code></pre>
<p>This displays as:</p>
<pre><code>[item: function, namedItem: function]0:
table.widefat.fixed.evaluation_table
length: 1
__proto__: HTMLCollection
</code></pre>
<p>However, when ... | 30,212,541 | 3 | 7 | null | 2015-05-13 10:04:41.58 UTC | 8 | 2019-06-09 03:31:49.683 UTC | 2015-05-13 10:16:13.083 UTC | null | 4,141,176 | null | 4,141,176 | null | 1 | 31 | javascript | 42,956 | <p>This is because your JS is running before the elements are rendered to the DOM. I bet the script you have running is loaded before the <code><body></code> of your html. You have two options:</p>
<ol>
<li>Add the self-executing <code><script></code> as the last thing in your <code><body></code> tag... |
44,956,653 | Selecting block of code in Visual Studio Code | <p>Is there a keyboard shortcut or an extension that would allow me to select a block of code?</p>
<p>I'd like to select everything between curly braces, between HTML tags, etc.</p> | 64,222,679 | 8 | 2 | null | 2017-07-06 18:42:46.763 UTC | 5 | 2022-07-01 12:03:33.823 UTC | 2020-12-30 05:35:39.353 UTC | null | 63,550 | null | 336,431 | null | 1 | 46 | visual-studio-code | 36,878 | <p>On Mac <kbd>Ctrl</kbd> + <kbd>Shift</kbd> + <kbd>→</kbd> to expand the selection. Press multiple times to expand to the block.</p> |
1,176,427 | Shared libraries and .h files | <p>I have some doubt about how do programs use shared library.</p>
<p>When I build a shared library ( with -shared -fPIC switches) I make some functions available from an external program.
Usually I do a dlopen() to load the library and then dlsym() to link the said functions to some function pointers.
This approach d... | 1,186,836 | 5 | 0 | null | 2009-07-24 08:36:51.397 UTC | 21 | 2021-12-30 01:53:08.633 UTC | null | null | null | null | 144,333 | null | 1 | 14 | c++|c|shared-libraries|fpic | 24,799 | <p>Nick, I think all the other answers are actually answering your question, which is how you link libraries, but the way you phrase your question suggests you have a misunderstanding of the difference between headers files and libraries. They are not the same. You need <em>both</em>, and they are not doing the same t... |
1,096,591 | How to hide cmd window while running a batch file? | <p>How to hide cmd window while running a batch file?</p>
<p>I use the following code to run batch file</p>
<pre><code>process = new Process();
process.StartInfo.FileName = batchFilePath;
process.Start();
</code></pre> | 1,096,626 | 5 | 0 | null | 2009-07-08 07:22:28.933 UTC | 7 | 2020-11-08 22:00:49.407 UTC | 2010-03-08 02:28:16.277 UTC | null | 164,901 | null | 14,118 | null | 1 | 22 | c#|process|batch-file | 45,742 | <p>If proc.StartInfo.UseShellExecute is <strong>false</strong>, then you are launching the process and can use:</p>
<pre><code>proc.StartInfo.CreateNoWindow = true;
</code></pre>
<p>If proc.StartInfo.UseShellExecute is <strong>true</strong>, then the OS is launching the process and you have to provide a "hint" to the... |
257,433 | PostgreSQL UNIX domain sockets vs TCP sockets | <p>I wonder if the UNIX domain socket connections with postgresql are faster then tcp connections from localhost in high concurrency rate and if it does, by how much?</p> | 257,479 | 5 | 1 | null | 2008-11-02 21:50:29.797 UTC | 27 | 2012-08-24 09:13:14.447 UTC | 2008-11-02 22:16:08.92 UTC | null | 20,955 | null | 20,955 | null | 1 | 53 | performance|postgresql|tcp|sockets | 23,744 | <p>UNIX domain sockets should offer better performance than TCP sockets over loopback interface (less copying of data, fewer context switches), but I don't know whether the performance increase can be demonstrated with PostgreSQL.</p>
<p>I found a small comparison on the FreeBSD mailinglist: <a href="http://lists.free... |
1,107,437 | Learn Joomla in a Weekend | <p>Long story short, I need to get up to speed with Joomla <em>fast</em>. I only have this weekend to do that which translates to about 12 hours of time. Right now I only know that Joomla is an open source CMS written in PHP. What would be the best way to familiarize myself with Joomla in this short amount of time? Off... | 1,131,288 | 6 | 3 | null | 2009-07-10 02:45:43.18 UTC | 12 | 2011-12-27 19:29:40.203 UTC | null | null | null | null | 66,449 | null | 1 | 15 | joomla | 4,786 | <p>I was in a similar situation. I purchased "Joomla! A User's Guide: Building a Successful Joomla! Powered Website" by Barrie M. North. This was big help.</p>
<p>Next, I'd start out with some really good Joomla templates that were created by others. I like to learn from example, so here are the good examples I'd reco... |
313,839 | What is the best way to write event log entries? | <p>I recently had a problem during the deployment of a windows service. Four computers did not cause any problems, but on the fifth any attempt to start the service failed due to an exception. The exception stack trace is written to the event log, so I though it should be easy to identify the cause:</p>
<pre><code>pro... | 313,865 | 6 | 0 | null | 2008-11-24 10:33:23.27 UTC | 10 | 2009-06-04 12:17:09.173 UTC | 2009-03-11 15:34:46.047 UTC | Treb | 22,114 | Treb | 22,114 | null | 1 | 16 | .net|event-log | 19,893 | <p>I think logging exceptions is one of the rare cases where you are better off swallowing the exception. In most cases you don't want your app to fail on this.</p>
<p>But why are you writing your logging code yourself anyway? Use a framework like NLog or Log4Net! These also swallow exceptions like I just said but you... |
1,273,687 | Why or why not should I use 'UL' to specify unsigned long? | <pre><code>ulong foo = 0;
ulong bar = 0UL;//this seems redundant and unnecessary. but I see it a lot.
</code></pre>
<p>I also see this in referencing the first element of arrays a good amount</p>
<pre><code>blah = arr[0UL];//this seems silly since I don't expect the compiler to magically
//turn '0' in... | 1,273,749 | 6 | 0 | null | 2009-08-13 18:15:38.823 UTC | 4 | 2015-06-08 15:11:42.5 UTC | null | null | null | null | 136,396 | null | 1 | 16 | c++ | 42,903 | <pre><code>void f(unsigned int x)
{
//
}
void f(int x)
{
//
}
...
f(3); // f(int x)
f(3u); // f(unsigned int x)
</code></pre>
<p>It is just another tool in C++; if you don't need it don't use it!</p> |
44,034 | How can I get the definition (body) of a trigger in SQL Server? | <p>Unable to find a SQL diff tool that meets my needs, I am writing my own. Between the INFORMATION_SCHEMA and sys tables, I have a mostly-complete working version. But one thing I can't find in the metadata is the <em>definition</em> of a trigger, you know, the actual SQL code. Am I overlooking something?</p>
<p>T... | 44,045 | 6 | 2 | null | 2008-09-04 15:46:07.743 UTC | 8 | 2019-12-10 11:15:44.07 UTC | 2013-01-24 12:22:04.033 UTC | null | 50,776 | null | 4,525 | null | 1 | 29 | sql-server|triggers|metadata | 51,463 | <p>sp_helptext works to get the sql that makes up a trigger.</p>
<p>The text column in the syscomments view also contains the sql used for object creation.</p> |
37,772,798 | Unable to self-update Composer | <p>I am trying to update Composer without any luck!</p>
<p>What I have tried:</p>
<pre><code>$ composer self-update
</code></pre>
<blockquote>
<p>[InvalidArgumentException]
Command "self-update" is not defined.</p>
</blockquote>
<pre><code>$ sudo -H composer self-update
</code></pre>
<blockquote>
<p>[InvalidA... | 37,788,750 | 10 | 3 | null | 2016-06-12 09:42:28.297 UTC | 14 | 2022-05-19 13:45:39.843 UTC | 2021-04-21 15:21:09.713 UTC | null | 63,550 | null | 1,431,096 | null | 1 | 88 | php|composer-php | 152,133 | <p>Since I posted my answer, I have learnt a new easier way to install Composer programmatically: <em><a href="https://getcomposer.org/doc/faqs/how-to-install-composer-programmatically.md" rel="noreferrer">How do I install Composer programmatically?</a></em></p>
<h2>Old Answer:</h2>
<hr />
<p>As per @JimL comment, I wa... |
37,700,536 | Visual studio code terminal, how to run a command with administrator rights? | <p>The new version 1.2.0 include a terminal, but when I try to install any pack with node I get the npm ERR! code EPERM that I usually solve right clicking and running it as administrator. So how I do that in the vscode terminal? There is something like sudo for linux?</p>
<p><a href="https://cloud.githubusercontent.c... | 39,948,482 | 7 | 3 | null | 2016-06-08 10:55:28.183 UTC | 42 | 2022-08-31 18:06:21.9 UTC | 2019-04-12 22:39:27.813 UTC | null | 349,659 | null | 1,475,004 | null | 1 | 151 | windows|npm|visual-studio-code | 212,634 | <h3>Option 1 - Easier & Persistent</h3>
<p>Running Visual Studio Code as Administrator should do the trick.</p>
<p>If you're on Windows you can:</p>
<ol>
<li>Right click the shortcut or app/exe</li>
<li>Go to properties</li>
<li>Compatibility tab</li>
<li>Check "Run this program as an administrator"</li>
</ol>
... |
20,930,401 | Smooth transitioning between tree, cluster, radial tree, and radial cluster layouts | <p>For a project, I need to interactively change hierarchical data layout of a visualization - without any change of the underlying data whatsoever. The layouts capable of switching between themselves should be tree, cluster, radial tree, and radial cluster. And transitioning should be preferably an animation.</p>
<p>... | 20,972,522 | 2 | 4 | null | 2014-01-05 05:20:42.173 UTC | 22 | 2014-01-07 13:11:35.917 UTC | 2014-01-06 19:36:44.623 UTC | null | 3,052,751 | null | 3,052,751 | null | 1 | 22 | d3.js|hierarchy|hierarchical-data|dendrogram | 9,346 | <p>I don't have enough reputation to make a comment...so, I am just giving this tiny contribution as a pseudo-answer. After looking at this <a href="https://stackoverflow.com/questions/20970688/d3-js-drag-and-drop-zoomable-panning-collapsible-tree-with-auto-sizing-need">post</a>, and based on @VividD's perfect comment ... |
44,070,437 | How to get a File() or Blob() from an URL in javascript? | <p>I try to upload an image to the Firebase storage from an URL (with <code>ref().put(file)</code>)(www.example.com/img.jpg). </p>
<p>To do so i need a File or Blob, but whenever I try <code>new File(url)</code> it says "not enough arguments“…</p>
<p>EDIT:
And I actually want to upload a whole directory of files, tha... | 44,070,566 | 5 | 2 | null | 2017-05-19 12:41:52.127 UTC | 14 | 2022-07-15 19:06:51.003 UTC | null | null | null | null | 3,343,292 | null | 1 | 44 | javascript|file|url|blob|firebase-storage | 95,064 | <p>Try using the <a href="https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API" rel="nofollow noreferrer">fetch API</a>. You can use it like so:</p>
<p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
<div class="snippet-code">
<pre class="snippet-code-js lang-js prett... |
17,880,171 | SQL Server table to json | <p>I am looking to pull some columns (Col1 and 2) of a table and put in JSON format and also write some hardcoded JSON in each node, like this. </p>
<blockquote>
<p>{ "col1":"xxxx", "col2":"xxxx", "hardcodedString":"xxxx",
"hardcodedString":"xxxx", "hardcodedString":"xxxx",
"hardcodedString":"xxxx", "hardcodedSt... | 17,882,333 | 3 | 2 | null | 2013-07-26 11:29:08.807 UTC | 7 | 2019-05-02 05:31:04.383 UTC | 2013-07-26 13:02:10.66 UTC | null | 510,981 | null | 510,981 | null | 1 | 15 | sql|json|sql-server-2008 | 42,832 | <p>I wouldn't really advise it, there are much better ways of doing this in the application layer, but the following avoids loops, and is a lot less verbose than your current method:</p>
<pre><code>CREATE PROCEDURE dbo.GetJSON @ObjectName VARCHAR(255), @registries_per_request smallint = null
AS
BEGIN
IF OBJECT_ID(... |
18,168,286 | How can I style external links like Wikipedia? | <p>I would like to distinguish between external and internal links using just CSS. </p>
<p>I would like to add a small icon to the right side of these links, without it covering up other text.</p>
<p>The icon I would like to use is the <a href="http://commons.wikimedia.org/wiki/File:Icon_External_Link.png" rel="nore... | 18,168,287 | 3 | 0 | null | 2013-08-11 02:52:14.63 UTC | 12 | 2021-08-16 17:17:18.073 UTC | 2013-08-11 03:11:29.187 UTC | null | 1,074,592 | null | 1,074,592 | null | 1 | 32 | css|progressive-enhancement | 21,848 | <h2><a href="http://codepen.io/brigand/pen/vsdIi">demo</a></h2>
<h2>Basics</h2>
<p>Using <code>:after</code> we can inject content after each matched selector.</p>
<p>The first selector matches any <code>href</code> attribute starting with <code>//</code>. This is for links that keep the same protocol (http or http... |
33,431,591 | Pass checkbox value to angular's ng-click | <p>Is there a way to pass to angular directive ng-click the value of the associated input?</p>
<p>In other words, what should replace <em><code>this.value</code></em> in the following:</p>
<pre><code><input type="checkbox" id="cb1" ng-click="checkAll(this.value)" />
</code></pre>
<p><strong>PS.</strong> I don'... | 33,431,731 | 5 | 3 | null | 2015-10-30 08:28:44.923 UTC | 6 | 2021-02-11 13:17:49.03 UTC | 2017-07-19 17:22:23.757 UTC | null | 961,631 | null | 961,631 | null | 1 | 26 | javascript|angularjs|checkbox|angularjs-ng-click | 60,666 | <p>You can do the following things:</p>
<ul>
<li>Use <a href="https://docs.angularjs.org/api/ng/directive/ngModel" rel="noreferrer"><strong>ng-model</strong></a> if you want to bind a html component to angular scope </li>
<li>Change <code>ng-click</code> to <code>ng-change</code></li>
<li>If you have to bind some valu... |
2,150,161 | WebClient generates (401) Unauthorized error | <p>I have the following code running in a windows service:</p>
<pre><code>WebClient webClient = new WebClient();
webClient.Credentials = new NetworkCredential("me", "12345", "evilcorp.com");
webClient.DownloadFile(downloadUrl, filePath);
</code></pre>
<p>Each time, I get the following exception</p>
<pre><code>{"The ... | 2,150,244 | 5 | 1 | null | 2010-01-27 20:53:28.997 UTC | 4 | 2020-01-22 13:08:23.463 UTC | null | null | null | null | 127,257 | null | 1 | 37 | c#|webclient|download | 63,879 | <p>Apparently the OS you are running on matters, as the default encryption has changed between OSes.
This blog has more details: <a href="http://ferozedaud.blogspot.com/2009/10/ntlm-auth-fails-with.html" rel="nofollow noreferrer">http://ferozedaud.blogspot.com/2009/10/ntlm-auth-fails-with.html</a></p>
<p>This has appa... |
2,131,305 | how to jump back to the previous edit place | <p>Is it possible to go back to the previous edit place in vim? I know using marks, one can move back and forth between different places within a file, but I don't know whether or not vim could automatically remember the previous edit place for you.</p> | 2,131,318 | 5 | 0 | null | 2010-01-25 09:35:22.273 UTC | 20 | 2018-02-01 22:05:14.24 UTC | 2012-08-23 08:54:36.32 UTC | null | 225,037 | null | 157,300 | null | 1 | 60 | vim | 18,664 | <p>The last change is held in the mark named <code>.</code> so you can jump to the mark with <kbd>`</kbd><kbd>.</kbd> (backtick, dot) or <kbd>'</kbd><kbd>.</kbd> (apostrophe, dot). See:</p>
<pre><code>:help mark-motions
:help '.
</code></pre> |
2,148,115 | How can I remove CSS element style inline (without JavaScript)? | <p>I have a style assigned for a specific HTML element in my stylesheet file, like this</p>
<pre><code>
label {
width: 200px;
color: red;
}
</code></pre>
<p>In one special case, I would like to use a label element in the HTML document, but ignore the style specified for the label element (just for one instance i... | 2,148,164 | 6 | 0 | null | 2010-01-27 15:28:37.53 UTC | 1 | 2016-06-01 12:56:51.49 UTC | 2010-01-27 15:35:13.18 UTC | null | 76,777 | null | 76,777 | null | 1 | 14 | html|css|inheritance|overriding | 48,455 | <p>From the <a href="https://developer.mozilla.org/en/Common_CSS_Questions" rel="noreferrer">Mozilla developer center</a>:</p>
<blockquote>
<p>Because CSS does not provide a "default" keyword, the only way to restore the default value of a property is to explicitly re-declare that property.</p>
<p>Thus, parti... |
1,573,170 | How can I count the number of elements that match my CSS selector? | <p>I am trying to use SeleniumRC to test my GWT App and am trying to match elements using CSS selectors.</p>
<p>I want to count the number of enabled buttons in the following HTML.</p>
<p>A button is enabled if it is under a <code><td></code> with <code>class="x-panel-btn-td "</code> and disabled if it is under... | 1,573,301 | 6 | 1 | null | 2009-10-15 15:37:00.46 UTC | 2 | 2014-01-11 04:37:30.597 UTC | 2011-10-19 12:36:16.39 UTC | null | 496,830 | null | 190,695 | null | 1 | 27 | selenium|css-selectors|selenium-rc | 53,066 | <p>As far as I am aware you can't do this using CSS selectors, but there is a command in Selenium for counting by XPath. The following command will verify there are two disabled buttons:</p>
<pre><code>verifyXpathCount | //td[contains(@class, 'x-hide-offsets')]//button | 2
</code></pre>
<p>In Selenium RC (Java) this ... |
1,475,701 | How to know if MySQLnd is the active driver? | <p>Maybe it's an obvious question, but I want to be sure.</p>
<p>How can i know if it MySQLnd is the active driver?</p>
<p>I'm runing PHP 5.3 and MySQL 5.1.37.
In phpinfo() mysqlnd is listed but only with this I can't be sure if I'm using MySQLnd or the old driver...</p>
<p>Extract of phpinfo() output</p>
<pre><cod... | 1,475,996 | 6 | 1 | null | 2009-09-25 06:20:55.233 UTC | 22 | 2021-07-08 19:30:04.003 UTC | 2012-12-23 21:39:34.853 UTC | null | 168,868 | null | 92,462 | null | 1 | 59 | php|mysql|mysqlnd | 45,645 | <blockquote>
<p><strong>Warning!</strong> This method is unreliable and does not work since PHP 8.1</p>
</blockquote>
<p>If you are accessing via <code>mysqli</code>, this should do the trick:</p>
<pre><code><?php
$mysqlnd = function_exists('mysqli_fetch_all');
if ($mysqlnd) {
echo 'mysqlnd enabled!';
}
</code>... |
1,886,185 | Eclipse and Windows newlines | <p>I had to move my Eclipse workspace from Linux to Windows when my desktop crashed. A week later I copy it back to Linux, code happily, commit to CVS. And alas, windows newlines have polluted many files, so CVS diff dumps the entire file, even when I changed a line or two!</p>
<p>I could cook up a script, but I am wo... | 1,887,619 | 6 | 1 | null | 2009-12-11 06:27:40.79 UTC | 53 | 2019-08-09 01:47:56.177 UTC | 2017-08-16 13:18:28.843 UTC | null | 2,147,927 | null | 205,586 | null | 1 | 191 | eclipse|newline|delimiter | 144,212 | <p>As mentioned <a href="http://twigstechtips.blogspot.com/2008/12/eclipse-windowsunix-new-line-formatting.html" rel="noreferrer">here</a> and <a href="http://www.sics.se/node/2108" rel="noreferrer">here</a>:</p>
<blockquote>
<p>Set file encoding to <code>UTF-8</code> and line-endings for new files to Unix, so that ... |
1,550,831 | What is the profile of a SharePoint developer | <p>I have a development team specialized in ASP.NET. So the solutions we provide are web based, running on IIS and using MS SQL server. Everything within the intranet of the company. The team has this expertise, and they are excellent in C#, and .Net in general.</p>
<p>The company is deploying SharePoint MOSS 2007. Th... | 1,550,939 | 7 | 0 | null | 2009-10-11 14:35:49.46 UTC | 9 | 2009-10-22 16:08:03.04 UTC | null | null | null | null | 169,015 | null | 1 | 6 | sharepoint | 2,242 | <p>I started in Sharepoint development over a year ago when I inherited a WSS 3.0 solution at my company. </p>
<p>Personally I think it was a great step for me getting to know Sharepoint development a little, there are a lot of problems (e.g. security, load – balance, ghosting) that was good to see how was solved by t... |
1,811,967 | How to write automated unit tests for java annotation processor? | <p>I'm experimenting with java annotation processors. I'm able to write integration tests using the "JavaCompiler" (in fact I'm using "hickory" at the moment). I can run the compile process and analyse the output. The Problem: a single test runs for about half a second even without any code in my annotation processor. ... | 1,813,801 | 7 | 0 | null | 2009-11-28 08:19:13.377 UTC | 12 | 2021-04-24 03:22:43.81 UTC | 2011-10-18 16:01:17.383 UTC | null | 648,313 | null | 204,845 | null | 1 | 32 | java|unit-testing|annotations|annotation-processing | 9,935 | <p>You're right mocking the annotation processing API (with a mock library like easymock) is painful. I tried this approach and it broke down pretty rapidly. You have to setup to many method call expectations. The tests become unmaintainable.</p>
<p>A <strong>state-based test approach</strong> worked for me reasonably... |
1,980,953 | Is there a Java equivalent to C#'s 'yield' keyword? | <p>I know there is no direct equivalent in Java itself, but perhaps a third party?</p>
<p>It is really convenient. Currently I'd like to implement an iterator that yields all nodes in a tree, which is about five lines of code with yield.</p> | 17,167,174 | 7 | 1 | null | 2009-12-30 16:08:35.43 UTC | 29 | 2022-06-07 17:49:34.983 UTC | 2009-12-30 18:28:07.76 UTC | null | 11,236 | null | 11,236 | null | 1 | 116 | java|yield|yield-return | 38,183 | <p>The two options I know of is <a href="https://code.google.com/p/infomancers-collections/" rel="noreferrer">Aviad Ben Dov's infomancers-collections library from 2007</a> and <a href="http://svn.jimblackler.net/jimblackler/trunk/IdeaProjects/YieldAdapter/" rel="noreferrer">Jim Blackler's YieldAdapter library from 2008... |
1,690,197 | What does Google Closure Library offer over jQuery? | <p>Considering</p>
<ul>
<li>business background</li>
<li>community support</li>
<li>available extensions</li>
<li>default set of features</li>
<li>simplicity of use</li>
<li>and reliability</li>
</ul>
<p>why do you prefer one over the another?</p> | 1,690,494 | 8 | 4 | null | 2009-11-06 20:31:28.827 UTC | 86 | 2012-09-26 08:21:50.523 UTC | 2009-11-08 12:23:07.913 UTC | null | 54,091 | null | 69,424 | null | 1 | 191 | jquery|google-closure|google-closure-library | 56,790 | <p>I'll try to add my piece of information.</p>
<h3>More than another JS lib</h3>
<p>As I understand it, Google Closure is not only another JS library, but it is also a set of tools that will allow you to optimize your JS code. Working with jQuery gives you good tools and a lightweight library, but it does not minify... |
2,012,610 | Generating an action URL in JavaScript for ASP.NET MVC | <p>I'm trying to redirect to another page by calling an action in controller with a specific parameter. I'm trying to use this line:</p>
<pre><code>window.open('<%= Url.Action("Report", "Survey",
new { id = ' + selectedRow + ' } ) %>');
</code></pre>
<p>But I couldn't make it work; it gives the following er... | 2,013,403 | 9 | 1 | null | 2010-01-06 11:39:34.267 UTC | 5 | 2015-07-29 10:13:29.983 UTC | 2013-03-12 15:59:26.077 UTC | null | 61,654 | null | 244,660 | null | 1 | 19 | asp.net|javascript|asp.net-mvc | 49,912 | <p>Remember that everything between <% and %> is interpreted as C# code, so what you're actually doing is trying to evaluate the following line of C#:</p>
<pre><code>Url.Action("Report", "Survey", new { id = ' + selectedRow + ' } )
</code></pre>
<p>C# thinks the single-quotes are surrounding a character literal, h... |
1,728,303 | How can I split and trim a string into parts all on one line? | <p>I want to split this line:</p>
<pre><code>string line = "First Name ; string ; firstName";
</code></pre>
<p>into an array of their trimmed versions:</p>
<pre><code>"First Name"
"string"
"firstName"
</code></pre>
<p><strong>How can I do this all on one line?</strong> The following gives me an error "cannot conver... | 1,728,318 | 9 | 1 | null | 2009-11-13 10:06:53.67 UTC | 27 | 2021-11-22 22:05:29.193 UTC | 2012-02-08 12:34:44.89 UTC | null | 41,956 | null | 4,639 | null | 1 | 161 | c#|.net|split|trim | 114,783 | <p>Try</p>
<pre><code>List<string> parts = line.Split(';').Select(p => p.Trim()).ToList();
</code></pre>
<p>FYI, the Foreach method takes an Action (takes T and returns void) for parameter, and your lambda return a string as string.Trim return a string</p>
<p>Foreach extension method is meant to modify the ... |
1,777,126 | In java to remove an element in an array can you set it to null? | <p>I am trying to make a remove method that works on an array implementation of a list.
Can I set the the duplicate element to null to remove it? Assuming that the list is in order.</p>
<pre><code>ArrayList a = new ArrayList[];
public void removeduplicates(){
for(a[i].equals(a[i+1]){
a[i+1] = null;
... | 1,777,134 | 9 | 8 | null | 2009-11-21 23:22:44.153 UTC | null | 2011-06-14 20:23:25.303 UTC | 2011-06-14 20:23:25.303 UTC | null | 102,937 | null | 148,636 | null | 1 | -1 | java|null|list|arrays | 38,517 | <p>No you can't remove an element from an array, as in making it shorter. Java arrays are fixed-size. You need to use an <a href="http://doc.javanb.com/javasdk-docs-6-0-en/api/java/util/ArrayList.html" rel="noreferrer"><code>ArrayList</code></a> for that.</p>
<p>If you set an element to null, the array will still have... |
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