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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
49,064,209 | Getting "[archiver] unsupported version (1.13) in file header" when running pg_restore | <p>I just upgraded to postgres 10.2 on mac os which matches 10.2 on heroku. I'm trying to download a copy of the database and restore it locally. Before the upgrade the restore would work fine.</p>
<p>I run</p>
<pre><code>pg_restore --verbose --clean --no-acl --no-owner -h localhost -d database_name backup.dump
</c... | 49,064,959 | 14 | 0 | null | 2018-03-02 07:03:01.977 UTC | 19 | 2021-01-14 15:25:55.7 UTC | 2018-03-12 16:01:30 UTC | null | 1,685,157 | null | 177,489 | null | 1 | 172 | postgresql|heroku|pg-restore | 106,274 | <p>You need to upgrade your local postgres to get the last security patch from the 2018-03-01, like <code>Heroku</code> did the 1st march. You need one of the last releases <code>10.3</code>, <code>9.6.8</code>, <code>9.5.12</code>, <code>9.4.17</code>, and <code>9.3.22</code>. </p>
<p>The security patch can be found ... |
19,500,332 | Spring Security and JSON Authentication | <p>I've an application in spring/spring-mvc that totally uses JSON communications.
Now I need to authenticate my application with spring security 3 (that uses LdapAuthenticationProvider) via JSON.</p>
<p>The default spring seurity submit form requires a POST like this:</p>
<pre><code>POST /myapp/j_spring_security_che... | 19,501,060 | 8 | 0 | null | 2013-10-21 16:51:37.853 UTC | 22 | 2018-10-26 10:17:53.557 UTC | 2017-05-23 12:10:26.62 UTC | null | -1 | null | 2,186,777 | null | 1 | 37 | json|spring|spring-mvc|spring-security | 58,915 | <p>You can write your own security filter that will parse your JSON.</p>
<p><a href="http://docs.spring.io/spring-security/site/docs/3.0.x/reference/core-web-filters.html" rel="noreferrer">http://docs.spring.io/spring-security/site/docs/3.0.x/reference/core-web-filters.html</a></p>
<p>You can use the BasicAuthenticat... |
48,872,042 | How do I get a pod's (milli)core CPU usage with Prometheus in Kubernetes? | <p>I run a <code>v1.9.2</code> custom setup of Kubernetes and scrape various metrics with Prometheus <code>v2.1.0</code>. Among others, I scrape the <code>kubelet</code> and <code>cAdvisor</code> metrics.</p>
<p>I want to answer the question: "<em>How much of the CPU resources defined by <code>requests</code> and <cod... | 48,872,951 | 2 | 0 | null | 2018-02-19 18:21:37.017 UTC | 13 | 2022-03-30 09:00:25.35 UTC | null | null | null | null | 1,853,162 | null | 1 | 17 | kubernetes|prometheus | 13,481 | <p>We're using the <code>container_cpu_usage_seconds_total</code> metric to calculate Pod CPU usage. This metrics contains the total amount of CPU seconds consumed <em>by container by core</em> (this is important, as a Pod may consist of multiple containers, each of which can be scheduled across multiple cores; however... |
42,229,149 | How to update multiple items in a DynamoDB table at once | <p>I'm using DynamoDB and I need to update a specific attribute on multiple records. Writing my requirement in pseudo-language I would like to do an update that says "update table <em>persons</em> set relationshipStatus = 'married' where personKey IN (key1, key2, key3, ...)" (assuming that personKey is the KEY in my D... | 42,229,801 | 5 | 0 | null | 2017-02-14 14:49:23.177 UTC | 9 | 2022-05-06 06:48:34.287 UTC | 2017-09-22 18:01:22.247 UTC | null | -1 | null | 1,210,718 | null | 1 | 42 | amazon-web-services|amazon-dynamodb|nosql | 69,679 | <p>As you noted, DynamoDB does not support a batch update operation. You would need to query for, and obtain the keys for all the records you want to update. Then loop through that list, updating each item one at a time.</p> |
37,136,679 | How to convert a list of enity object to page object in Spring MVC (JPA)? | <p>I have a <code>List</code> of entities.
How do I convert it to <code>Page</code> Object using Spring MVC 4 and Spring Data JPA?</p> | 37,137,170 | 6 | 0 | null | 2016-05-10 11:04:03.153 UTC | 13 | 2021-12-10 17:50:10.223 UTC | 2021-06-16 17:59:20.17 UTC | null | 5,968,171 | null | 5,968,171 | null | 1 | 67 | java|spring-mvc|pagination|spring-data | 101,963 | <p>There is a <a href="http://docs.spring.io/spring-data/commons/docs/current/api/org/springframework/data/domain/PageImpl.html" rel="noreferrer"><code>Page</code> implementation</a> for that:</p>
<pre><code>final Page<Something> page = new PageImpl<>(theListOfSomething);
</code></pre> |
20,551,566 | Display current date and time without punctuation | <p>For example, I want to display current date and time as the following format:</p>
<pre><code>yyyymmddhhmmss
</code></pre>
<p>How do I do that? It seems like most date format comes with <code>-</code>, <code>/</code>, <code>:</code>, etc.</p> | 20,551,593 | 5 | 0 | null | 2013-12-12 18:39:57.723 UTC | 22 | 2018-08-11 17:06:19.193 UTC | 2018-08-11 17:06:19.193 UTC | null | 6,862,601 | null | 1,454,510 | null | 1 | 131 | bash|shell|date | 124,460 | <p>Here you go:</p>
<pre><code>date +%Y%m%d%H%M%S
</code></pre>
<p>As <code>man date</code> says near the top, you can use the <code>date</code> command like this:</p>
<blockquote>
<pre><code>date [OPTION]... [+FORMAT]
</code></pre>
</blockquote>
<p>That is, you can give it a format parameter, starting with a <code... |
19,125,091 | Pandas Merge - How to avoid duplicating columns | <p>I am attempting a merge between two data frames. Each data frame has two index levels (date, cusip). In the columns, some columns match between the two (currency, adj date) for example.</p>
<p>What is the best way to merge these by index, but to not take two copies of currency and adj date.</p>
<p>Each data fram... | 19,125,531 | 10 | 0 | null | 2013-10-01 20:16:26.607 UTC | 55 | 2022-06-10 11:58:51.027 UTC | null | null | null | null | 1,911,092 | null | 1 | 145 | python|pandas | 218,433 | <p>You can work out the columns that are only in one DataFrame and use this to select a subset of columns in the merge.</p>
<pre><code>cols_to_use = df2.columns.difference(df.columns)
</code></pre>
<p>Then perform the merge (note this is an index object but it has a handy <code>tolist()</code> method).</p>
<pre><cod... |
18,909,649 | What is the RWS Monad and when is it used | <p>I ran across the RWS Monad and its MonadTransformer while looking up something in the mtl library. There is no real documentation there, and I was wondering what this is and where it gets used.</p>
<p>I've gotten as far as finding that RWS is an acronym fro Reader, Writer, State and that is is a stack of those thr... | 18,911,314 | 2 | 0 | null | 2013-09-20 05:45:56.063 UTC | 7 | 2013-09-20 07:36:22.763 UTC | null | null | null | null | 163,177 | null | 1 | 29 | haskell|monad-transformers | 4,427 | <p>The most practical reason for this is for testability and for more precise type signatures.</p>
<p>The key strength of haskell is how well you can specify what a function does through the type system. Compare the c#/java type:</p>
<pre><code>public int CSharpFunction(int param) { ...
</code></pre>
<p>with a haske... |
49,057,054 | Adding an Alias to a Microsoft O365 Group | <p>Wanted to add an answer to what I learned after researching and succeeding with this issue.</p>
<p>I have a Microsoft O365 account where I run my business. I am using Microsoft Teams so my executive team can see information and emails specific to that function. For instance, Human Resources. That team is setup t... | 49,057,055 | 5 | 2 | null | 2018-03-01 19:10:28.937 UTC | 8 | 2019-10-22 23:15:41.7 UTC | null | null | null | null | 1,544,175 | null | 1 | 8 | powershell|office365|microsoft-teams | 34,649 | <p>There is a link that describes how to use PowerShell to add an alias:</p>
<p><a href="https://answers.microsoft.com/en-us/msoffice/forum/msoffice_o365admin-mso_password-mso_o365b/add-additional-smtp-aliases-to-office-365-groups/b017e4b9-a0e2-4295-a40e-9ca2ec359965?auth=1" rel="noreferrer">Add Additional SMTP Aliase... |
27,484,126 | Adjust icon size of Floating action button (fab) | <p><img src="https://i.stack.imgur.com/N4Jzt.png" alt="Floating button">
The new floating action button should be <strong>56dp x 56dp</strong> and the icon inside it should be <strong>24dp x 24dp</strong>. So the space between icon and button should be <strong>16dp</strong>.</p>
<pre><code><ImageButton
android:... | 27,484,368 | 14 | 1 | null | 2014-12-15 12:28:27.427 UTC | 33 | 2021-09-30 21:33:42.543 UTC | 2020-08-03 12:03:16.593 UTC | null | 7,585,388 | null | 1,502,079 | null | 1 | 210 | android|material-design|floating-action-button|material-components-android|android-icons | 229,281 | <p>As your content is 24dp x 24dp you should use <a href="https://github.com/google/material-design-icons/blob/master/content/drawable-hdpi/ic_add_black_24dp.png">24dp icon</a>. And then set <code>android:scaleType="center"</code> in your ImageButton to avoid auto resize.</p> |
21,861,366 | .NET StringBuilder preappend a line | <p>I know that the <code>System.Text.StringBuilder</code> in .NET has an <code>AppendLine()</code> method, however, I need to pre-append a line to the beginning of a <code>StringBuilder</code>. I know that you can use <code>Insert()</code> to append a string, but I can't seem to do that with a line, is there a next lin... | 21,861,395 | 2 | 1 | null | 2014-02-18 17:41:07.02 UTC | 2 | 2014-02-18 18:06:51.297 UTC | 2014-02-18 17:44:50.81 UTC | null | 120,753 | null | 1,066,445 | null | 1 | 28 | c#|.net|vb.net|stringbuilder | 28,200 | <blockquote>
<p>is there a next line character I can use?</p>
</blockquote>
<p>You can use <a href="http://msdn.microsoft.com/en-us/library/system.environment.newline%28v=vs.110%29.aspx"><code>Environment.NewLine</code></a></p>
<blockquote>
<p>Gets the newline string defined for this environment.</p>
</blockquote... |
21,722,375 | Object of class mysqli_result could not be converted to string | <p>I am getting the error:</p>
<blockquote>
<p>Object of class mysqli_result could not be converted to string</p>
</blockquote>
<p>This is my code:</p>
<pre><code>$result = mysqli_query($con, "SELECT classtype FROM learn_users WHERE username='abcde'");
echo "my result <a href='data/$result.php'>My... | 21,722,416 | 5 | 2 | null | 2014-02-12 08:26:28.763 UTC | 12 | 2022-07-12 10:55:45.85 UTC | 2021-04-05 15:24:23.75 UTC | null | 2,756,409 | null | 3,206,635 | null | 1 | 31 | php|mysqli | 247,591 | <p><strong>The <code>mysqli_query()</code> method returns an object resource to your <code>$result</code> variable, not a string.</strong></p>
<p>You need to loop it up and then access the records. You just can't directly use it as your <code>$result</code> variable.</p>
<pre><code>while ($row = $result->fetch_assoc... |
42,508,640 | Facebook-passport with JWT | <p>I've been using <strong>Passport</strong> on my server for user authentication.
When a user is signing in locally (using a username and password), the server sends them a <strong>JWT</strong> which is stored in localstorage, and is sent back to server for every api call that requires user authentication.</p>
<p>No... | 48,851,674 | 3 | 2 | null | 2017-02-28 12:20:49.477 UTC | 10 | 2021-01-22 17:34:59.527 UTC | null | null | null | null | 7,324,798 | null | 1 | 32 | node.js|mongodb|passport.js|passport-facebook|express-jwt | 9,759 | <p>The best solution I found for that problem would be to redirect to the expected page with a cookie which holds the JWT.</p>
<p>Using <code>res.json</code> would only send a json response and would not redirect. That's why the other suggested answer here would not solve the problem I encountered.</p>
<p>So my solut... |
33,058,590 | Pandas Dataframe: Replacing NaN with row average | <p>I am trying to learn pandas but I have been puzzled with the following. I want to replace NaNs in a DataFrame with the row average. Hence something like <code>df.fillna(df.mean(axis=1))</code> should work but for some reason it fails for me. Am I missing anything, is there something wrong with what I'm doing? Is it... | 33,058,777 | 6 | 1 | null | 2015-10-10 20:21:04.6 UTC | 7 | 2022-04-16 18:26:05.437 UTC | 2022-03-08 11:04:17.52 UTC | user7864386 | null | null | 5,431,734 | null | 1 | 29 | python|pandas|dataframe|missing-data | 24,244 | <p>As commented the axis argument to fillna is <a href="https://github.com/pydata/pandas/issues/4514" rel="nofollow noreferrer">NotImplemented</a>.</p>
<pre><code>df.fillna(df.mean(axis=1), axis=1)
</code></pre>
<p><em>Note: this would be critical here as you don't want to fill in your nth columns with the nth row aver... |
33,290,564 | Callback function syntax in Swift | <p>I am attempting pass a function to another function and then have the passed function executed passing to it a variable.</p>
<p>Here is my code:</p>
<pre><code>func showStandardPrompt(prompt:String,view: UIViewController,numberInput: Bool, callback: (()->(String))?) {
let alert = UIAlertController(title: "I... | 33,290,780 | 5 | 1 | null | 2015-10-22 20:54:05.887 UTC | 13 | 2020-06-11 07:51:50.947 UTC | 2015-10-23 00:00:27.807 UTC | null | 77,567 | null | 2,630,240 | null | 1 | 45 | ios|swift|function|callback | 101,829 | <p>Rob's answer is correct, though I'd like to share an example of a simple working callback / completion handler, you can download an example project below and experiment with the <code>getBoolValue</code>'s input.</p>
<h2>Swift 5:</h2>
<pre><code>func getBoolValue(number : Int, completion: (Bool)->()) {
if n... |
33,141,091 | Is it good to replace broadcast receiver with Greenrobot Eventbus for triggering event based functions and data transfer from service to activity? | <p>I have implemented a service, where I handle the state changes(connect, disconnect, onServiceDiscoverd, onCharacteristicChange etc) and receiving data from another device through gatt Server.</p>
<p>My question is, Can the events be handled efficiently using <strong>Greenrobot Eventbus</strong> replacing broadcast ... | 36,842,172 | 3 | 2 | null | 2015-10-15 06:10:18.267 UTC | 9 | 2019-03-14 16:18:44.283 UTC | null | null | null | null | 2,018,343 | null | 1 | 19 | android|android-service|bluetooth-lowenergy|android-broadcast|greenrobot-eventbus | 8,066 | <p>Unlike LocalBroadcastManager, EventBus is more simple to use. You only go via 3 steps:</p>
<p>1- Create an event class. A simple Java class that represent the response when
the action occur.</p>
<p>2- Register the event bus as a subscriber in your Activity onCreate method</p>
<pre><code> EventBus.getDefault().r... |
9,143,561 | Git "You have not concluded your merge" and nothing to commit? | <p>Whenever I try to push in Git I get this:</p>
<pre><code>You have not concluded your merge (MERGE_HEAD exists).
Please, commit your changes before you can merge.
</code></pre>
<p>Running <code>git status</code> I get:</p>
<pre><code># On branch master
nothing to commit (working directory clean)
</code></pre>
<p>... | 9,143,629 | 3 | 0 | null | 2012-02-04 18:59:24.75 UTC | 18 | 2019-05-27 08:54:50.29 UTC | null | null | null | null | 283,055 | null | 1 | 76 | git | 91,096 | <p>Okay I finally found answer: <code>git commit -m "Test"</code> apparently fixed this. The result was an empty commit with no changes whatsoever. Even Github shows an empty commit, but it works.</p> |
29,826,442 | mkdir command not found in bash script | <p>I don't know why I get error while running this simple script:</p>
<pre><code>#!/bin/bash
read -p "Please enter directory name: " DIR
read -p "Please enter the path: " PATH
mkdir -p "$PATH/$DIR"
</code></pre>
<pre><code>line 7: mkdir: command not found
</code></pre> | 29,826,572 | 2 | 2 | null | 2015-04-23 14:27:08.22 UTC | 2 | 2015-04-23 15:32:40.443 UTC | 2015-04-23 14:29:06.96 UTC | null | 418,066 | null | 2,515,498 | null | 1 | 25 | bash|mkdir | 46,055 | <p>Don't use the variable <code>PATH</code>. This variable contains a list of directories to search for executable programs. Since you're replacing it, the script can no longer find the <code>mkdir</code> program.</p>
<p>In general, avoid using variables that are all uppercase, these are often used as parameters for t... |
31,202,996 | Assigning multiple styles on an HTML element | <p>I'm just starting out with HTML and I'm having a trouble assigning multiple styles to a text.
I'd like to create a title with two properties:</p>
<ol>
<li>Centered</li>
<li>Font: Tahoma</li>
</ol>
<p>I have tried this one:</p>
<pre><code><h2 style="text-align:center";"font-family:tahoma">TITLE</h2>
</... | 31,203,184 | 4 | 1 | null | 2015-07-03 09:14:51.373 UTC | 13 | 2022-03-04 02:54:18.727 UTC | 2021-03-29 13:18:06.127 UTC | null | 2,756,409 | null | 5,077,133 | null | 1 | 49 | html|css | 230,539 | <p>In HTML the style attribute has the following syntax:</p>
<pre><code>style="property1:value1;property2:value2"
</code></pre>
<p>so in your case:</p>
<pre><code><h2 style="text-align:center;font-family:tahoma">TITLE</h2>
</code></pre>
<p>Hope this helps.</p> |
30,972,578 | Route parameter with slash "/" in URL | <p>I know you can apply a wildcard in the route attribute to allow <code>/</code> such as date input for example:</p>
<pre><code>[Route("orders/{*orderdate}")]
</code></pre>
<p>The problem with wildcard is only applicable to the last paramter in URI. How do I solve the issue if want to have the following URI:</p>
<p... | 30,994,100 | 4 | 1 | null | 2015-06-22 05:23:27.7 UTC | 6 | 2022-09-22 15:29:44.19 UTC | 2016-04-29 05:41:28.247 UTC | null | 41,956 | null | 4,321,946 | null | 1 | 50 | c#|url|asp.net-web-api|asp.net-web-api-routing|attributerouting | 56,054 | <p><em>@bet..</em> I think the <code>genericUriParserOptions</code> is no longer applicable to .net 4.5 or later.. </p>
<p>Also as suggested by <em>@JotaBe</em>, you might need to correctly decode the url request. In most case the <code>%2F</code> will be automatically translated to a slash <code>'/'</code>. So if ... |
10,657,908 | HTML onClick go to another div | <p>I have a button on my webpage which when onClick I want it to show another div. However when I click the button it will flash in the url that it went to the correct div but then it will immediately redirect back to the main div, #home. </p>
<p>Code for button:</p>
<pre><code><input type="button" class="flip" va... | 10,658,087 | 2 | 1 | null | 2012-05-18 18:28:42.457 UTC | 4 | 2021-08-15 17:22:30.353 UTC | null | null | null | null | 1,220,013 | null | 1 | 1 | javascript|html | 56,497 | <p>looks like your form has </p>
<pre><code> action=""
</code></pre>
<p>or</p>
<pre><code> action="#home"
</code></pre>
<p>instead of onclick call a function</p>
<pre><code> onclick="mylinkfunction()"
</code></pre>
<p>...</p>
<pre><code> <script type-"text/javascript">
function... |
10,710,193 | How to preserve insertion order in HashMap? | <p>I'm using a <code>HashMap</code>. When I iterate over the map, the data is returned in (often the same) random order. But the data was inserted in a specific order, and I need to preserve the insertion order. How can I do this?</p> | 10,710,205 | 2 | 1 | null | 2012-05-22 21:08:23.26 UTC | 92 | 2021-12-15 11:47:21.577 UTC | 2019-01-24 16:31:48.95 UTC | null | 10,607,772 | null | 1,055,279 | null | 1 | 556 | java|hashmap | 417,482 | <p><a href="http://docs.oracle.com/javase/6/docs/api/java/util/LinkedHashMap.html" rel="noreferrer"><code>LinkedHashMap</code></a> is precisely what you're looking for.</p>
<p>It is exactly like <code>HashMap</code>, except that when you iterate over it, it presents the items in the insertion order.</p> |
22,999,487 | Update the average of a continuous sequence of numbers in constant time | <p>How can you add and subtract numbers in an average without having to iterate through the entire list?</p>
<p>This can be very useful in many situations. For example to continuously calculate the average of the last X values in a stream, adding two averages together, and updating a rating based on a new user vote.</... | 22,999,488 | 2 | 1 | null | 2014-04-10 21:36:25.66 UTC | 9 | 2021-11-08 09:45:40.013 UTC | 2019-03-06 15:15:18.753 UTC | null | 1,706,816 | null | 1,706,816 | null | 1 | 19 | performance|math|iteration|time-complexity|average | 13,516 | <p>It is indeed possible to manipulate single values in an average in constant time, O(1).</p>
<p>The following function adds a number to an average. <code>average</code> is the current average, <code>size</code> is the current number of values in the average, and <code>value</code> is the number to add to the average:... |
31,845,421 | How to convert dictionary to array | <p>I want to convert my dictionary to an array, by showing each <code>[String : Int]</code> of the dictionary as a string in the array.</p>
<p>For example:
</p>
<pre><code>var myDict: [String : Int] = ["attack" : 1, "defend" : 5, "block" : 12]
</code></pre>
<p>
I'm aware of <code>myDict.keys.array</code> and... | 31,845,495 | 5 | 1 | null | 2015-08-06 01:34:02.583 UTC | 8 | 2020-09-15 13:42:09.217 UTC | 2015-08-06 02:00:11.62 UTC | null | 1,630,618 | null | 4,143,556 | null | 1 | 46 | ios|arrays|swift|dictionary | 70,870 | <p>You can use a for loop to iterate through the dictionary key/value pairs to construct your array:</p>
<pre><code>var myDict: [String : Int] = ["attack" : 1, "defend" : 5, "block" : 12]
var arr = [String]()
for (key, value) in myDict {
arr.append("\(key) \(value)")
}
</code></pre>
<p><strong>Note:</strong> Di... |
31,275,672 | How to install dwm in Arch Linux | <p>I installed <a href="https://en.wikipedia.org/wiki/Dwm" rel="nofollow noreferrer">dwm</a> 6.0 using the file provided <a href="http://dwm.suckless.org/" rel="nofollow noreferrer">here</a> and then...</p>
<pre><code># make install
# dwm
</code></pre>
<p>But running "dwm" gives error: "<em>dwm: cannot o... | 58,160,362 | 1 | 3 | null | 2015-07-07 17:39:05.607 UTC | 10 | 2022-02-10 00:18:59.973 UTC | 2022-02-10 00:15:47.877 UTC | null | 63,550 | null | 4,487,401 | null | 1 | 6 | linux|archlinux|window-managers|dwm | 30,074 | <p>First, you will need to install X server and Git (as root)</p>
<pre><code>pacman -S xorg-xinit xorg git
</code></pre>
<p>Change directory to <em>/usr/src</em> because you want this to apply to all users:</p>
<pre><code>cd /usr/src
</code></pre>
<p>As root, clone suckless software such as dwm (window manager), st (re... |
17,985,216 | Simpler way to draw a circle with tkinter? | <p>Drawing a circle on a <code>tkinter Canvas</code> is usually done by the <code>create_oval</code> method. However, supplying the bounding box is often a confusing way to think about drawing a circle. It's not particularly difficult to come up with a shortcut for it, but I couldn't find anyone else doing something si... | 17,985,217 | 2 | 0 | null | 2013-08-01 04:19:40.14 UTC | 9 | 2022-08-17 08:16:23.107 UTC | 2021-08-09 17:56:20.79 UTC | null | 355,230 | null | 1,086,127 | null | 1 | 29 | python|tkinter|geometry | 106,826 | <p>Here's a trick known as <a href="https://stackoverflow.com/questions/5626193/what-is-monkey-patching">monkey patching</a> where we actually add a member to the <code>tkinter</code>/<code>Tkinter</code> class <code>Canvas</code>. Below is a fully-functioning program (Python 2.7 and 3.x), of which the third paragraph ... |
41,003,470 | npm install the exact package version specified in package.json | <p>Currently, If I run <code>npm install</code>, it installs the updated version of already installed packages. How can I install the exact version as specified in the <code>package.json</code> file?</p> | 41,003,507 | 3 | 2 | null | 2016-12-06 19:39:12.607 UTC | 10 | 2022-07-16 20:04:05.813 UTC | 2019-03-28 17:06:39.397 UTC | null | 2,942,471 | null | 2,179,380 | null | 1 | 96 | javascript|node.js|meteor|npm|npm-install | 96,740 | <p>That behavior is really driven by the one specifying the versions in the package.json. If the version number looks like "1.0.0", without any other symbols, the exact version (1.0.0) should be installed.</p>
<p>So what you could do is simply modify the package.json and run a <code>npm install</code> then. Be sure to... |
2,229,341 | Mercurial Server on Apache/Windows | <p>I'm searching for info to setup a Mercurial Server for Windows (7 or XP) with an Apache (xampp if it is useful to know it) with the Push Model, just like in <a href="https://stackoverflow.com/questions/740075/mercurial-server">this question</a> but my team is composed of 5 to 8 (unsolvent) guys who are each one work... | 2,235,343 | 3 | 3 | null | 2010-02-09 13:30:35.727 UTC | 9 | 2017-06-19 10:08:51.903 UTC | 2017-05-23 12:09:10.833 UTC | null | -1 | null | 76,832 | null | 1 | 5 | windows|apache|mercurial | 7,967 | <p>I used the <a href="https://www.mercurial-scm.org/wiki/HgWebDirStepByStep" rel="nofollow noreferrer">HgWebDir instructions</a>:</p>
<p>Here is my httpd.conf piece for the mercurial sites (slightly edited):</p>
<pre><code><VirtualHost *:88>
ServerName hg.example.com
DocumentRoot c:/apache_sites/hg
... |
1,464,919 | What is unexpected T_VARIABLE in PHP? | <p>I get this PHP error:</p>
<blockquote>
<p>Parse error: syntax error, unexpected
T_VARIABLE</p>
</blockquote>
<p>From this line:</p>
<pre><code>$list[$i][$docinfo['attrs']['@groupby']] = $docinfo['attrs']['@count'];
</code></pre>
<p>Is there anything wrong with this line?</p> | 1,464,941 | 3 | 1 | null | 2009-09-23 09:26:46.403 UTC | 17 | 2020-04-23 10:35:31.783 UTC | 2014-08-07 20:24:48.29 UTC | null | 445,131 | null | 104,015 | null | 1 | 96 | php|syntax-error | 321,640 | <p>There might be a semicolon or bracket missing a line before your pasted line.</p>
<p>It seems fine to me; every string is allowed as an array index.</p> |
8,971,160 | What is the exhaustive list of all "android.intent.action" actions available in the Android SDK? | <p>Hi fellows,</p>
<p>I'd like to know if there is some exhaustive reference of all Intent actions defined in the standard Android SDK ? I'm thinking of the full "android.intent.action.someaction" names, not the restricted list of conveniently aliased actions defined in the Intent class, e.g Intent.ACTION_VIEW, Intent... | 8,986,165 | 4 | 1 | null | 2012-01-23 11:51:57.433 UTC | 19 | 2017-09-12 13:08:49.857 UTC | 2012-01-24 11:37:22.873 UTC | null | 1,160,527 | null | 1,160,527 | null | 1 | 34 | android|android-intent|action | 42,382 | <p>Hey I think I answered my own question :)</p>
<p>In my Android SDK directory, under /platforms/android-x/data (x being the API level) I've found several very interesting files:</p>
<ul>
<li>activity_actions.txt</li>
<li>broadcast_actions.txt</li>
<li>categories.txt</li>
<li>features.txt</li>
<li>widgets.txt</li>
<... |
19,433,366 | Running java in package from command line | <p>I have read the previously posted questions. Some are vague and none solved my problem so I am forced to ask again.</p>
<p>I have two simple classes,</p>
<pre><code>package One;
import One.Inner.MyFrame;
public class test
{
public static void main(String args[])
{
MyFrame f= new MyFrame();
}
}
... | 19,433,387 | 5 | 1 | null | 2013-10-17 17:28:14.047 UTC | 12 | 2018-07-22 21:06:26.493 UTC | 2017-09-07 14:41:22.98 UTC | null | 330,315 | null | 2,756,339 | null | 1 | 40 | java|command-line|package|classpath|javac | 108,176 | <p>You'd run it as:</p>
<pre><code>java One.Test
</code></pre>
<p>... but from the <em>root</em> directory (<code>basic</code>), <em>not</em> from the <code>One</code> directory. You always specify the <em>fully-qualified</em> class name.</p>
<p>Oh, and package names in Java should be lower-case, so it should be <co... |
19,719,911 | Getting user-space stack information from perf | <p>I'm currently trying to track down some phantom I/O in a PostgreSQL build I'm testing. It's a multi-process server and it isn't simple to associate disk I/O back to a particular back-end and query.</p>
<p>I thought Linux's <code>perf</code> tool would be ideal for this, but I'm struggling to capture block I/O perfo... | 19,720,446 | 1 | 1 | null | 2013-11-01 02:30:44.167 UTC | 10 | 2014-02-04 12:48:51.24 UTC | 2013-11-01 05:01:25.01 UTC | null | 398,670 | null | 398,670 | null | 1 | 11 | c|linux|linux-kernel|perf | 8,431 | <p>OK, looks like there are several parts to this:</p>
<ul>
<li><p>I'm on x86_64, where most distros build with <code>-fomit-frame-pointer</code> by default, and <code>perf</code> can't follow the stack without frame pointers;</p></li>
<li><p>.... unless it's a newer version built with <code>libunwind</code> support, ... |
635,565 | "Walk" JSON response and populate form fields -- more efficient approach? | <p>I know there is a far more elegant/efficient way of doing this (in php I would use foreach) but with jQuery how can I walk the var/val pairs of a JSON response and populate form fields with the same id's as the field names in the JSON response?</p>
<p>Here is my JSON response:</p>
<pre><code>[{"field":"svendor_nam... | 635,575 | 4 | 0 | null | 2009-03-11 17:31:22.803 UTC | 10 | 2010-10-28 16:48:28.547 UTC | null | null | null | Nicholas Kreidberg | 59,975 | null | 1 | 7 | jquery|json | 9,113 | <p>You can get rid of all "if" statements by replacing your $.each with this:</p>
<pre><code>$.each(data, function(i, item){
$("#"+item.field).val(item.value);
});
</code></pre> |
624,854 | static_cast with boost::shared_ptr? | <p>What is the equivalent of a <code>static_cast</code> with <code>boost::shared_ptr</code>?</p>
<p>In other words, how do I have to rewrite the following </p>
<pre><code>Base* b = new Derived();
Derived* d = static_cast<Derived*>(b);
</code></pre>
<p>when using <code>shared_ptr</code>?</p>
<pre><code>boost::... | 624,858 | 4 | 1 | null | 2009-03-09 02:47:21.667 UTC | 23 | 2014-08-12 09:52:31.09 UTC | 2014-08-12 09:52:31.09 UTC | Kristo | 31,317 | null | 60,628 | null | 1 | 73 | c++|boost|shared-ptr|static-cast | 43,446 | <p>Use <code>boost::static_pointer_cast</code>:</p>
<pre><code>boost::shared_ptr<Base> b(new Derived());
boost::shared_ptr<Derived> d = boost::static_pointer_cast<Derived>(b);
</code></pre> |
40,100,176 | Can dask parralelize reading fom a csv file? | <p>I'm converting a large textfile to a hdf storage in hopes of a faster data access. The conversion works allright, however reading from the csv file is not done in parallel. It is really slow (takes about 30min for a 1GB textfile on an SSD, so my guess is that it is not IO-bound). </p>
<p>Is there a way to have it r... | 40,107,654 | 2 | 1 | null | 2016-10-18 05:27:31.93 UTC | 15 | 2019-05-24 14:26:13.51 UTC | null | null | null | null | 1,692,072 | null | 1 | 32 | python|csv|pandas|dask | 25,730 | <p>Yes, dask.dataframe can read in parallel. However you're running into two problems:</p>
<h3>Pandas.read_csv only partially releases the GIL</h3>
<p>By default dask.dataframe parallelizes with threads because most of Pandas can run in parallel in multiple threads (releases the GIL). Pandas.read_csv is an exceptio... |
22,221,277 | Bash, grep between two lines with specified string | <p>Example:</p>
<pre><code>a43
test1
abc
cvb
bnm
test2
kfo
</code></pre>
<p>I need all lines between test1 and test2. Normal grep does not work in this case. Do you have any propositions?</p> | 22,222,219 | 8 | 1 | null | 2014-03-06 10:12:49.417 UTC | 22 | 2020-01-06 22:57:20.537 UTC | null | null | null | null | 3,162,968 | null | 1 | 68 | regex|bash|grep | 92,875 | <blockquote>
<p>Print from <code>test1</code> to <code>test2</code> (Trigger lines included)</p>
</blockquote>
<pre><code>awk '/test1/{f=1} /test2/{f=0;print} f'
awk '/test1/{f=1} f; /test2/{f=0}'
awk '/test1/,/test2/'
</code></pre>
<p>
<pre><code>test1
abc
cvb
bnm
test2
</code></pre>
<hr>
<blockquote>
<p>Pr... |
23,517,139 | java.lang.ClassCastException: com.sun.net.ssl.internal.www.protocol.https.HttpsURLConnectionOldImpl cannot be cast to javax.net.ssl.HttpsURLConnection | <p>I tried this code in my Netbeans 7.4 and it works without problem</p>
<pre><code>import java.io.IOException;
import java.net.URL;
import javax.net.ssl.HttpsURLConnection;
public class JavaApplication148 {
public static void main(String[] args) throws IOException {
URL url = new URL("https://redmine.ack... | 23,518,852 | 4 | 2 | null | 2014-05-07 11:55:22.537 UTC | 4 | 2021-10-29 09:45:43.19 UTC | 2014-05-10 10:50:08 UTC | null | 2,854,908 | null | 2,854,908 | null | 1 | 17 | java|eclipse|maven|netbeans|classnotfoundexception | 62,752 | <p>The solution is to change this line </p>
<pre><code>URL url = new URL("https://redmine.xxx.cz/time_entries.xml");
</code></pre>
<p>into this line</p>
<pre><code>URL url = new URL(null, "https://redmine.xxx.cz/time_entries.xml", new sun.net.www.protocol.https.Handler());
</code></pre> |
42,754,388 | Uncaught (in promise) TypeError: Failed to fetch and Cors error | <p>having a problem with getting data back from database. I am trying my best to explain the problem.</p>
<p>1.If I leave "mode":"no-cors" inside the code below, then I can get data back from server with Postman, but not with from my own server. Thinking it has to be my client side error</p>
<ol start="2">
<li>When I... | 42,754,558 | 7 | 5 | null | 2017-03-12 23:21:35.84 UTC | 14 | 2022-07-21 00:25:27.693 UTC | 2017-03-12 23:28:59.587 UTC | null | 4,177,642 | null | 4,177,642 | null | 1 | 45 | javascript|node.js|cors | 277,341 | <p>Adding <code>mode:'no-cors'</code> to the request header guarantees that no response will be available in the response</p>
<p>Adding a "non standard" header, line <code>'access-control-allow-origin'</code> will trigger a OPTIONS preflight request, which your server must handle correctly in order for the POST reques... |
25,654,805 | Keep inner interface method names in proguard | <p>Lets say I have..</p>
<pre><code>public class SomeClass {
public interface someInterface {
public void firstMethod(String variable);
public void secondMethod(String variable);
public void thirdMethod();
}
}
</code></pre>
<p>and I do..</p>
<pre><code>-keep,includedescriptorc... | 25,711,830 | 3 | 1 | null | 2014-09-03 22:47:26.253 UTC | 5 | 2019-10-21 13:35:29.89 UTC | 2014-09-04 00:16:34.943 UTC | null | 1,154,026 | null | 1,154,026 | null | 1 | 28 | java|android|proguard | 17,361 | <p>ProGuard uses the naming convention of Java bytecode, as seen in class file names and stacktraces. Therefore:</p>
<pre><code>-keep public interface com.somepackage.SomeClass$someInterface {*;}
</code></pre> |
30,554,953 | How to animate FloatingActionButton of new Design Support Library | <p>I am using a TabLayout with 5 different fragments. On 3 of these fragments a <code>android.support.design.widget.FloatingActionButton</code> should appear. Right now I simply set the visibility of the FAB when the tab changes, but I would like to have an animation, where the FAB comes in and out.
How can I achieve t... | 30,576,441 | 5 | 1 | null | 2015-05-31 07:28:47.62 UTC | 9 | 2015-08-16 20:09:03.443 UTC | 2015-05-31 09:57:27.64 UTC | null | 2,619,912 | null | 4,496,411 | null | 1 | 15 | android|android-animation|floating-action-button|android-design-library | 21,551 | <p>Because I did not want to extend the <code>FloatingActionButton</code>, I made it this way:</p>
<pre><code>FloatingActionButton createButton;
// ...
Animation makeInAnimation = AnimationUtils.makeInAnimation(getBaseContext(), false);
makeInAnimation.setAnimationListener(new Animation.AnimationListener() {
@Ov... |
65,919,460 | The author primary signature's timestamp found a chain building issue: UntrustedRoot: self signed certificate in certificate chain | <p>While doing a docker build on my .NET Core project, I got the following error on all my NuGets:</p>
<blockquote>
<p>80.19 /app/GradingTool.Tests/GradingTool.Tests.csproj : error NU3028: Package 'Microsoft.EntityFrameworkCore 5.0.0' from source 'https://api.nuget.org/v3/index.json': The author primary signature's tim... | 65,926,394 | 9 | 6 | null | 2021-01-27 12:44:37.603 UTC | 6 | 2021-09-17 08:51:56.65 UTC | 2021-01-29 06:16:55.127 UTC | null | 1,402,846 | null | 10,667,460 | null | 1 | 96 | .net|docker|ssl|.net-core|nuget | 19,965 | <p>In the Dockerfile file, I changed from</p>
<pre><code>FROM mcr.microsoft.com/dotnet/aspnet:5.0-buster-slim
</code></pre>
<p>to</p>
<pre><code>FROM mcr.microsoft.com/dotnet/sdk:5.0-alpine
</code></pre>
<p>This worked for me!</p> |
13,922,415 | How do I setup Oracle ODBC drivers on RHEL 6/Linux | <p>I need to setup Oracle ODBC drivers on RHEL 6 to connect to an Oracle data source residing on a remote Windows machine. </p>
<p>I have taken the following steps:<br>
[1] Installed oracle-instanceclient-basic<br>
[2] Set environment variables: ORACLE_HOME and LD path<br>
[3] Created /etc/oracle/TNSnames.ora and conf... | 13,935,571 | 2 | 1 | null | 2012-12-17 21:23:49.19 UTC | 8 | 2015-01-15 04:05:31.693 UTC | 2014-10-02 12:55:27.813 UTC | null | 3,776,858 | null | 862,163 | null | 1 | 5 | linux|oracle|odbc|drivers|rhel6 | 46,234 | <pre><code>yum install unixODBC
rpm -ivh oracle-instantclient-basic-10.2.0.3-1.i386.rpm #downloaded on http://www.oracle.com/technology/software/tech/oci/instantclient/htdocs/linuxsoft.html
unzip instantclient-odbc-linux32-10.2.0.3-20061115.zip #downloaded on http://www.oracle.com/technology/software/tech/oci/instantcl... |
25,387,951 | Curious issue with Oracle UNION and ORDER BY | <p>The following query is <a href="http://sqlfiddle.com/#!4/d41d8/34078">perfectly valid</a> in pretty much every database (give or take a <code>dual</code> dummy table), including Oracle:</p>
<pre><code>select 'A' as x from dual union all
select 'B' from dual
order by x asc
</code></pre>
<p>Returning:</p>
<pre... | 25,390,187 | 2 | 3 | null | 2014-08-19 15:58:37.99 UTC | 4 | 2014-08-20 06:23:01.58 UTC | 2014-08-20 06:23:01.58 UTC | null | 521,799 | null | 521,799 | null | 1 | 31 | sql|oracle|oracle11g|sql-order-by|union-all | 8,166 | <p>This doesn't really answer the question, but it seems to be a parser bug (or 'feature') rather than a language requirement.</p>
<p>According to My Oracle Support, this seems to have been raised as bug 14196463 but closed with no resolution. It's also mentioned in <a href="https://community.oracle.com/thread/3561546... |
48,550,955 | MVC bootstrap navbar not working after running NuGet updates | <p>An MVC app broke after we updated all the NuGet packages. After trying everything I created a new MVC app, updated the NuGet packages and the basic navbar...</p>
<pre><code><div class="navbar navbar-inverse navbar-fixed-top">
<div class="container">
<div class="navbar-header">
... | 48,630,895 | 15 | 6 | null | 2018-01-31 20:31:56.757 UTC | 29 | 2021-06-21 08:09:20.003 UTC | 2018-01-31 20:39:40.093 UTC | null | 1,956,080 | null | 1,956,080 | null | 1 | 55 | twitter-bootstrap|asp.net-mvc-5|nuget-package | 39,977 | <p>Finally, I managed my HTML and yours.
There're a lot of changes in Bootstrap 4 in compare to version 3. Regarding your markup, you have to change:</p>
<ol>
<li>"Navbar-inverse" to "Navbar-dark" and use color "bg-dark".</li>
<li>Add few attributes to button, as "aria-controls", "aria-expanded", "aria-label" and "dat... |
39,245,967 | How to unselect options in select using jquery | <p>Below is my HTML. I have given multiple <code>option</code> elements in the <code>select</code> tag.</p>
<pre><code><select class="car" multiple size="3">
<option value="volvo">Volvo</option>
<option value="saab">Saab</option>
<option value="opel">Opel</option>
... | 39,246,137 | 2 | 4 | null | 2016-08-31 09:37:40.7 UTC | 1 | 2022-02-24 18:10:23.637 UTC | 2016-08-31 09:42:32.38 UTC | null | 519,413 | null | 5,437,218 | null | 1 | 8 | javascript|jquery|html | 43,707 | <p>Set the <code>selected</code> property to <code>false</code>: <code>$(selector).prop('selected', false)</code>.</p>
<p>I have added a button and attached a click event to be able to demonstrate.</p>
<p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
<div class="snippet... |
26,829,295 | Getting the coordinates from the location I touch the touchscreen | <p>I try to get the coordinates from the location where I hit the touchscreen to do put a specific UIImage at this point.</p>
<p>How can I do this?</p> | 26,829,360 | 6 | 1 | null | 2014-11-09 14:34:23.01 UTC | 6 | 2019-07-18 09:22:13.157 UTC | 2017-04-18 20:34:12.287 UTC | null | 559,745 | null | 3,945,472 | null | 1 | 29 | swift|coordinates|touchscreen | 47,588 | <p>In a <code>UIResponder</code> subclass, such as <code>UIView</code>:</p>
<pre><code>override func touchesBegan(touches: NSSet, withEvent event: UIEvent) {
let touch = touches.anyObject()! as UITouch
let location = touch.locationInView(self)
}
</code></pre>
<p>This will return a <code>CGPoint</code> in view... |
7,402,264 | Primefaces onclick and onsuccess differences | <p>I have the following situation:</p>
<p>after clicking a button, some business logic is done and after it is done, a new tab with a report should be visible.</p>
<pre><code><p:commandButton value="this button" update="growlMain"
actionListener="#{myBean.businesslogic}"
onstart=... | 7,995,756 | 3 | 1 | null | 2011-09-13 12:59:33.843 UTC | 9 | 2017-09-12 14:52:03.767 UTC | null | null | null | null | 767,502 | null | 1 | 17 | jsf|primefaces | 58,927 | <p>I have noticed that onsuccess for PrimeFaces command button does not work. The oncomplete however works and does the needful even if there is an error , such as in my case shows a success dialog even if there is an error in my business logic. Tried to use onsuccess but doesn't work.
You could try oncomplete as below... |
7,054,708 | Track events using Chrome javascript debugger | <p>I don't have a specific use case here, but occasionally I have been either helping out someone on SO or seen a cool javascript effect on a website and been curious about the code that drives it. However, the event that drives the code may not be immediately obvious. If I can't find the event handler then it can be r... | 7,054,733 | 3 | 0 | null | 2011-08-14 02:56:12.303 UTC | 10 | 2015-08-25 19:59:20.267 UTC | null | null | null | null | 510,314 | null | 1 | 33 | javascript|debugging|google-chrome-devtools | 39,557 | <p>yes there is!</p>
<p>find the element that is being reloaded and right click,
choose inspect from context menu,
then right click the html of the element (in the bottom firebugish pane),
in the context menu there are options to:</p>
<ul>
<li>break on subtree modifications </li>
<li>break on attributes modifications... |
7,342,084 | jQuery/Javascript - How to wait for manipulated DOM to update before proceeding with function | <p>What I'm trying to do is to update a simple div to say "Processing..." before executing a CPU-intensive script (it takes 3-12 seconds to run, no AJAX) then update the div to say "Finished!" when done. </p>
<p>What I'm seeing is the div never gets updated with "Processing...". If I set a breakpoint immediately after... | 7,342,127 | 4 | 3 | null | 2011-09-08 01:01:27.263 UTC | 6 | 2019-08-26 13:58:44.233 UTC | 2012-07-30 12:36:26.407 UTC | null | 250,259 | null | 933,802 | null | 1 | 35 | javascript|jquery|dom|high-load | 32,636 | <p>set it to processing, then do a setTimeout to prevent the cpu intensive task from running until after the div has been updated.</p>
<pre><code><!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.6.1/jquery.min.js" ></script>
&... |
1,728,978 | Recommendations (and Differences) between different Ruby on Rails Production Web Servers | <p>Very soon I plan on deploying my first Ruby on Rails application to a production environment and I've even picked a webhost with all the managed server and Capistrano goodness you'd expect from a RoR provider.</p>
<p>The provider allows for Mongrel, Thin, Passenger & FastCGI web servers, which seems very flexib... | 1,729,055 | 4 | 1 | null | 2009-11-13 12:37:13.16 UTC | 12 | 2019-05-08 13:06:37.19 UTC | 2009-11-13 14:27:36.763 UTC | null | 1,450 | null | 11,194 | null | 1 | 16 | ruby-on-rails|webserver|passenger|fastcgi|mongrel | 6,241 | <p><strong>Short answer</strong></p>
<p>Go with Apache/Nginx + Passenger. Passenger <a href="http://www.modrails.com/documentation.html" rel="nofollow noreferrer">is fast</a>, reliable, easy to configure and deploy. Passenger has been adopted by a large number of big Rails applications, including <a href="http://www.s... |
10,399,614 | Accessing value inside nested dictionaries | <p>I am new to python and need help in solving an issue:</p>
<p>I have a dictionary like </p>
<pre><code>tmpDict = {'ONE':{'TWO':{'THREE':10}}}
</code></pre>
<p>Do we have any other way to access THREE's value other than doing </p>
<pre><code>tmpDict['ONE']['TWO']['THREE']
</code></pre>
<p>?</p> | 10,399,718 | 5 | 2 | null | 2012-05-01 15:03:20.25 UTC | 12 | 2018-08-24 09:23:09.73 UTC | 2017-10-30 06:29:46.48 UTC | null | 4,099,593 | null | 1,076,582 | null | 1 | 43 | python|dictionary | 145,178 | <p>You can use the get() on each dict. Make sure that you have added the None check for each access. </p> |
10,355,411 | IE10 - CSS animation not working | <p>I have a scale animation that worked in IE10 for about a day and then stopped. I didn't make any changes and am not sure what would happen to break it. </p>
<p>Does anyone have any ideas? When I look in the IE dev tools it's not picking up the animation name, but is picking up all the other properties.</p>
<p>Here... | 10,358,822 | 2 | 3 | null | 2012-04-27 17:46:06.943 UTC | null | 2020-12-30 14:19:51.003 UTC | 2012-06-04 14:01:57.173 UTC | null | 54,680 | null | 389,809 | null | 1 | 6 | animation|css|internet-explorer-10 | 53,506 | <p>Apparently the help link I was following isn't correct. When I change it to -ms-animation: move97 0.2s, it works. This is what I had originally and it did NOT work, so I changed it to what's shown above, which did. </p>
<p>Help link I followed: <a href="http://msdn.microsoft.com/library/ie/hh673530.aspx" rel="noref... |
7,433,575 | Cannot create a session after the response has been committed | <p>Opening the JSF page gives me the following exception:</p>
<blockquote>
<p>Caused by: java.lang.IllegalStateException: Cannot create a session after the response has been committed</p>
</blockquote>
<p>Here is the JSF code:</p>
<pre><code><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http:/... | 7,619,888 | 5 | 1 | null | 2011-09-15 15:40:02.417 UTC | 5 | 2022-07-30 12:26:29.837 UTC | 2011-09-17 04:17:05.59 UTC | null | 157,882 | null | 811,750 | null | 1 | 18 | jsf|mojarra | 69,797 | <p>[SOLVED]</p>
<p>It took days to diagnose this problem, but finally I am able to solve this problem. </p>
<p>It was actually <code>@ViewScoped</code> and it has a managed property DAO object which was not serialized. So after view is rendered, facelets also produce this exception, but JSF view already rendered and ... |
7,058,507 | Fixed aspect ratio View | <p>How would I go implementing a fixed aspect ratio <code>View</code>? I'd like to have items with 1:1 aspect ratio in a <code>GridView</code>. I think it's better to subclass the children than the <code>GridView</code>?</p>
<p>EDIT: I assume this needs to be done programmatically, that's no problem. Also, I don't wan... | 10,772,572 | 10 | 4 | null | 2011-08-14 17:34:38.537 UTC | 22 | 2022-05-24 06:31:50.85 UTC | 2016-07-19 00:17:04.49 UTC | null | 1,318,479 | null | 706,690 | null | 1 | 51 | android|view|aspect-ratio|viewgroup | 55,931 | <p>I implemented FixedAspectRatioFrameLayout, so I can reuse it and have any hosted view be with fixed aspect ratio:</p>
<pre><code>public class FixedAspectRatioFrameLayout extends FrameLayout
{
private int mAspectRatioWidth;
private int mAspectRatioHeight;
public FixedAspectRatioFrameLayout(Context conte... |
7,665,540 | TCPDF ERROR: [Image] Unable to get image | <p>I'm using <strong>TCPDF</strong> with Drupal's <em>print</em> module to generate PDF of articles, & ending up with following error message when I click the link to generate PDF:</p>
<p><code>TCPDF ERROR: [Image] Unable to get image: http://localhost/pathToDrupal/themes/bartik/logo.png</code></p>
<p>The Image e... | 7,665,966 | 13 | 0 | null | 2011-10-05 17:57:26.427 UTC | 4 | 2019-08-18 10:15:29.423 UTC | null | null | null | null | 493,329 | null | 1 | 25 | php|tcpdf | 86,878 | <p>Apparently the "fopen"-wrappers are not used by TCPDF.</p>
<p>If you supply the URL of an image, TCPDF tries to download it with cURL into the "cache"-directory where your TCPDF-installation is stored (you have to check what the <code>K_PATH_CACHE</code>-constant contains to be sure). </p>
<p>So I guess you have ... |
13,994,507 | How do you send a custom header in a CORS preflight OPTIONS request? | <p>I am trying to send a CORS request for a JSON payload. I control both the server and the client.</p>
<p>I'm following along here:
<a href="https://developer.mozilla.org/en-US/docs/HTTP/Access_control_CORS?redirectlocale=en-US&redirectslug=HTTP_access_control" rel="nofollow noreferrer">https://developer.mozilla.o... | 13,997,235 | 1 | 4 | null | 2012-12-21 17:22:46.97 UTC | 9 | 2022-07-18 01:19:39.09 UTC | 2022-07-18 01:19:39.09 UTC | null | 1,161,484 | null | 203,619 | null | 1 | 32 | jquery|cors|xmlhttprequest | 44,403 | <p>Your problem isn't with jquery, it's in <a href="http://www.w3.org/TR/cors/" rel="noreferrer">how CORS works</a>. Your beforeSend callback was probably working as expected... but browsers won't send custom headers in preflight requests, no matter what. This is by design; the purpose of the preflight request is to ... |
14,245,692 | Are *.tlb files ever used at runtime? | <p>I'm working on a product that exposes some .NET API through COM interop. As a part of the build we generate *.tlb files for all such assemblies and deliver them as a part of a separate SDK package. Our customers can install the SDK on top of our product and create applications that use our COM API.</p>
<p>Do we nee... | 14,246,694 | 2 | 0 | null | 2013-01-09 20:16:47.393 UTC | 6 | 2021-08-12 19:01:14.75 UTC | 2013-01-09 20:45:26.96 UTC | null | 176,848 | null | 176,848 | null | 1 | 40 | .net|com | 18,842 | <p>Yes, that's possible. Especially in the case of .NET, you should not omit registering the type library because you cannot predict how the client code is going to use your server.</p>
<p>They are not particularly common but there are two cases:</p>
<ul>
<li><p>When the client code calls your [ComVisible] method and ... |
13,932,946 | Transparent text cut out of background | <p>Is there any way to make a <strong>transparent text cut out of a background</strong> effect like the one in the following image, with CSS?<br>
It would be sad to lose all precious SEO because of images replacing text.</p>
<p><img src="https://i.stack.imgur.com/V6Bu7.png" alt="Transparent text cut out of background"... | 13,933,418 | 14 | 6 | null | 2012-12-18 12:24:09.253 UTC | 47 | 2022-05-31 03:37:10.49 UTC | 2016-01-22 10:44:47.163 UTC | null | 1,811,992 | null | 853,990 | null | 1 | 103 | css|svg|fonts|css-shapes | 102,729 | <p>It's possible with css3 but it's not supported in all browsers</p>
<p>With background-clip: text; you can use a background for the text, but you will have to align it with the background of the page</p>
<p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
<div class="snipp... |
69,975,792 | Error: [Home] is not a <Route> component. All component children of <Routes> must be a <Route> or <React.Fragment> | <p>Hello fellow friends I am trying to create my own app but facing issues after updating the react-router-dom to 6.02 I am getting this error</p>
<blockquote>
<p>Error: [Home] is not a Route component. All component children of
Routes must be a Route or <React.Fragment></p>
</blockquote>
<p>the code is the follo... | 69,975,860 | 6 | 7 | null | 2021-11-15 14:13:48.927 UTC | 6 | 2022-04-01 11:28:50.11 UTC | null | null | null | null | 15,721,007 | null | 1 | 31 | reactjs | 33,701 | <p><code><Route path="/" element={<Home />} /> </code></p>
<p><a href="https://reactrouter.com/docs/en/v6/upgrading/v5" rel="noreferrer">Migrating to v6</a></p> |
30,170,400 | which(vector1 < vector2) | <p>Let's make a small example first, that computes in R:</p>
<pre><code>x<- c(1,3,1,4,2)
max(which(x<2))
[1] 3
</code></pre>
<p>Now, I would like to do this not just for one value 2, but for many values simultaneously. It should give me something like that:</p>
<pre><code>max(which(x<c(1,2,3,4,5,6)))
[1] ... | 30,171,117 | 5 | 6 | null | 2015-05-11 14:30:44.053 UTC | 3 | 2021-01-20 15:31:58.687 UTC | 2021-01-20 15:31:58.687 UTC | null | 4,032,703 | null | 4,887,688 | null | 1 | 31 | r|max|simultaneous | 1,418 | <p>Find the max index of each value seen in <code>x</code>:</p>
<pre><code>xvals <- unique(x)
xmaxindx <- length(x) - match(xvals,rev(x)) + 1L
</code></pre>
<p>Rearrange</p>
<pre><code>xvals <- xvals[order(xmaxindx,decreasing=TRUE)]
xmaxindx <- xmaxindx[order(xmaxindx,decreasing=TRUE)]
# 2 4 1 3... |
19,821,426 | "New" Excel.Application vs Excel.Application | <p>I am seeking clarification on the impact of "New" on the objects and the script.</p>
<p>My understanding is that if I need to perform actions on an excel document and the application is closed then I should use New Excel.Application.</p>
<p>If I keep this application active (through an object such as a Workbook fo... | 19,822,626 | 2 | 3 | null | 2013-11-06 19:50:13.8 UTC | null | 2015-10-26 23:15:56.273 UTC | 2015-10-26 23:15:56.273 UTC | user4039065 | null | null | 2,830,928 | null | 1 | 7 | vba|excel|instance|excel.application | 43,443 | <p>The excel application can have several workbooks open at once so you don't need to instancing a new one. If you from inside excel you should not need to reference the application to open workbooks. You might wish to create several workbook instances e.g.</p>
<pre><code>Dim wbWorkbookA As Workbook
Dim wbWorkbookB As... |
56,262,515 | How to handle dependencies array for custom hooks in react | <p>I'm creating a custom hook and would like to define an optional param so that I can pass in extra dependencies when needed. My code looks like the following snippet:</p>
<pre><code>import { useEffect } from 'react';
function useCustomHook(param1, extraDeps) {
useEffect(() => {
// do something with param1 ... | 67,802,751 | 6 | 8 | null | 2019-05-22 17:59:19.573 UTC | 5 | 2022-07-14 01:10:09.07 UTC | 2019-05-22 20:16:43.083 UTC | null | 1,783,403 | null | 1,783,403 | null | 1 | 34 | reactjs|react-hooks | 17,244 | <p>I've found a useful alternative to the solutions proposed here. As mentioned <a href="https://www.reddit.com/r/reactjs/comments/dgbn15/pass_a_dependency_array_to_a_custom_hook/f3az9nh?utm_source=share&utm_medium=web2x&context=3" rel="noreferrer">in this Reddit topic</a>, the React team apparently recommends ... |
1,279,681 | mod_rewrite: replace underscores with dashes | <p>I'm revealing my embarrassing ignorance of REGEX-fu here, but: I currently have a website where a load of the articles' URLs are written as "article_name", whilst the newer ones are written as "article-name".</p>
<p>I want to move all of them to using dashes, so is there a regular expression I could use to rewrite ... | 1,279,758 | 5 | 0 | null | 2009-08-14 19:17:36.523 UTC | 13 | 2011-01-12 10:31:57.147 UTC | null | null | null | null | 50,189 | null | 1 | 20 | regex|mod-rewrite | 29,867 | <p>First you must achieve consistency in the existing URLs. Basically, you have to normalize all existing names to always use dashes. Ok, you've done that.</p>
<p>We're starting with the following assumption:</p>
<p>The URL is roughly of the form:</p>
<pre>
http://example.com/articles/what-ever/really-doesnt_matter/... |
622,481 | Django + Ajax | <p>So, I am just starting to use jQuery with one of my Django projects, but I have a pretty noobie question.</p>
<p>In a django view you have to return an HttpResponse object from the view, but sometimes I don't need to return anything. For instance, I might just be updating the database via ajax and don't need to se... | 622,525 | 5 | 0 | null | 2009-03-07 20:50:59.783 UTC | 11 | 2010-05-30 13:07:36.48 UTC | null | null | null | Nate | 74,474 | null | 1 | 21 | jquery|django | 4,203 | <p>An HTTP response is more than sending content to the browser. A response is associated with a status code and several HTTP headers. Additionally, a response may contain a body (actual content).</p>
<p>I think it's OK to sent an HttpResponse object with no body. That is:</p>
<pre><code>return HttpResponse()
</code>... |
451,922 | how do I grep through a mysql database? | <p>Looking for a nifty helper function/method for grepping through all defined tables, columns, stored procedures, etc, for a MySql database.</p>
<p>I had something similar for SQL Server.</p> | 451,957 | 5 | 1 | null | 2009-01-16 20:42:43.567 UTC | 9 | 2019-01-09 15:25:20.903 UTC | null | null | null | someguy | 39,529 | null | 1 | 23 | mysql|grep | 39,870 | <p>In the INFORMATION_SCHEMA database:</p>
<pre><code>select * from columns WHERE TABLE_NAME LIKE '%tablename%' AND COLUMN_NAME LIKE '%columnname%'
</code></pre>
<p>More info here:
<a href="http://dev.mysql.com/doc/refman/5.0/en/information-schema.html" rel="noreferrer">http://dev.mysql.com/doc/refman/5.0/en/informat... |
1,200,562 | Difference in JSON objects using Javascript/JQuery | <p>I have two JSON objects in Javascript, identical except for the numerical values. It looks like this:</p>
<pre><code>var data = {
"eth0":{"Tx":"4136675","Rx":"13232319"},
"eth1":{"Tx":"4","Rx":"0"},
"lo":{"Tx":"471290","Rx":"471290"}
}
var old = {
"eth0":{"Tx":"4136575","Rx":"13232219"},
"eth1":{"Tx":"4"... | 1,200,865 | 6 | 3 | null | 2009-07-29 14:14:02.717 UTC | 14 | 2021-01-13 01:08:04.39 UTC | null | null | null | null | 147,150 | null | 1 | 18 | javascript|jquery|json | 25,261 | <p>You can iterate through the parent and child object properties:</p>
<pre><code>var diff = {};
for(var p in data){
if (old.hasOwnProperty(p) && typeof(data[p]) == 'object'){
diff[p] = {};
for(var i in data[p]){
if (old[p].hasOwnProperty(i)){
diff[p][i] = data[p][i] - old[p][i];
... |
918,990 | C# - Capturing the Mouse cursor image | <h2>BACKGROUND</h2>
<ul>
<li>I am writing a screen capture application</li>
<li>My code is based derived from this project: <a href="http://www.codeproject.com/KB/cs/DesktopCaptureWithMouse.aspx?display=Print" rel="noreferrer">http://www.codeproject.com/KB/cs/DesktopCaptureWithMouse.aspx?display=Print</a></li>
<li>Not... | 1,020,819 | 6 | 2 | null | 2009-05-28 02:53:53.4 UTC | 13 | 2021-12-22 22:50:53.913 UTC | 2021-12-22 22:50:53.913 UTC | null | 4,294,399 | null | 13,477 | null | 1 | 32 | c#|icons|screenshot|mouse-cursor | 25,612 | <p>While I can't explain exactly why this happens, I think I can show how to get around it.</p>
<p>The ICONINFO struct contains two members, hbmMask and hbmColor, that contain the mask and color bitmaps, respectively, for the cursor (see the MSDN page for <a href="http://msdn.microsoft.com/en-us/library/ms929934.aspx"... |
813,529 | Documentation-generator for Objective-C? | <p>Is there a generally-accepted documentation generator for Objective-C (similar to RDoc for Ruby)? I've seen Doxygen and ObjcDoc, and am wondering which is most widely used.</p> | 813,791 | 6 | 0 | null | 2009-05-01 22:15:52.46 UTC | 21 | 2018-12-12 11:08:45.263 UTC | 2009-06-04 01:35:46.813 UTC | null | 99,646 | null | 99,646 | null | 1 | 49 | objective-c|documentation | 21,314 | <p><a href="http://www.doxygen.nl" rel="nofollow noreferrer">Doxygen</a> is probably the most widely used option. Because it's not just for ObjC (doxygen supports many other languages), the development is lively and the community quite strong. <a href="http://developer.apple.com/opensource/tools/headerdoc.html" rel="no... |
836,601 | What's the difference between [NSNull null] and nil? | <p>Here's a context where I have seen that:</p>
<pre><code>NSMutableArray *controllers = [[NSMutableArray alloc] init];
for (unsigned i = 0; i < kNumberOfPages; i++) {
[controllers addObject:[NSNull null]];
}
</code></pre>
<p>why not nil in that place?</p> | 836,624 | 6 | 1 | null | 2009-05-07 19:39:05.75 UTC | 11 | 2018-03-15 11:44:37.263 UTC | 2014-01-24 13:27:34.307 UTC | null | 1,698,467 | null | 62,553 | null | 1 | 50 | objective-c|cocoa-touch|cocoa|null|nsnull | 31,002 | <p>Directly from <a href="https://developer.apple.com/library/content/documentation/Cocoa/Conceptual/NumbersandValues/Articles/Null.html" rel="noreferrer">Apple</a>:</p>
<blockquote>
<p>The NSNull class defines a singleton object you use to represent null values in situations where nil is prohibited as a value (typi... |
233,328 | How do I print the full value of a long string in gdb? | <p>I want to print the full length of a C-string in GDB. By default it's being abbreviated, how do I force GDB to print the whole string?</p> | 233,339 | 6 | 0 | null | 2008-10-24 12:36:01.353 UTC | 129 | 2018-04-20 09:17:32.577 UTC | 2011-10-06 21:11:12.36 UTC | therefromhere | 8,331 | therefromhere | 8,331 | null | 1 | 436 | c++|c|string|debugging|gdb | 242,574 | <pre><code>set print elements 0
</code></pre>
<p><a href="http://ftp.gnu.org/old-gnu/Manuals/gdb-5.1.1/html_node/gdb_57.html#IDX353" rel="noreferrer">From the GDB manual</a>: </p>
<blockquote><code>set print elements </code><i><code>number-of-elements</code></i></blockquote>
<blockquote>
Set a limit on how many elem... |
31,172,003 | Java - Write hashmap to a csv file | <p>I have a hashmap with a String key and String value. It contains a large number of keys and their respective values.</p>
<p>For example:</p>
<pre><code>key | value
abc | aabbcc
def | ddeeff
</code></pre>
<p>I would like to write this hashmap to a csv file such that my csv file contains rows as below:</p>
<pre><code>... | 31,196,047 | 6 | 2 | null | 2015-07-01 21:27:34.393 UTC | 4 | 2021-04-26 04:22:09.68 UTC | 2021-04-25 09:07:05.703 UTC | null | 6,296,561 | null | 3,469,521 | null | 1 | 12 | java|csv|hashmap|supercsv | 45,823 | <p>As your question is asking how to do this using Super CSV, I thought I'd chime in (as a maintainer of the project).</p>
<p>I initially thought you could just iterate over the map's entry set using <code>CsvBeanWriter</code> and a name mapping array of <code>"key", "value"</code>, but this doesn't work because <code... |
31,078,710 | How to obtain Telegram chat_id for a specific user? | <p>How to obtain user <code>chat_id</code> in Telegram bot API?
The documentation says:</p>
<blockquote>
<p>Integer | Unique identifier for the message recipient — User or GroupChat id</p>
</blockquote> | 31,081,941 | 10 | 3 | null | 2015-06-26 17:16:30.9 UTC | 19 | 2022-07-24 02:52:02.893 UTC | 2019-04-14 13:26:10.507 UTC | null | 3,592,207 | null | 3,592,207 | null | 1 | 77 | telegram-bot | 257,582 | <p>The message updates you receive via <code>getUpdates</code> or your webhook will contain the chat ID for the specific message. It will be contained under the <code>message.chat.id</code> key.</p>
<p>This seems like the only way you are able to retrieve the chat ID. So if you want to write something where the bot in... |
31,205,599 | ASP.NET Web API : Correct way to return a 401/unauthorised response | <p>I have an MVC webapi site that uses OAuth/token authentication to authenticate requests. All the relevant controllers have the right attributes, and authentication is working ok. </p>
<p>The problem is that not all of the request can be authorised in the scope of an attribute - some authorisation checks have to be ... | 31,206,850 | 9 | 3 | null | 2015-07-03 11:20:16.833 UTC | 12 | 2022-07-27 19:39:49.953 UTC | 2015-07-03 12:02:50.63 UTC | null | 55,847 | null | 1,324,393 | null | 1 | 142 | c#|asp.net-mvc|authorization | 192,597 | <p>You should be throwing a <a href="https://msdn.microsoft.com/en-us/library/system.web.http.httpresponseexception.aspx"><code>HttpResponseException</code></a> from your API method, not <a href="https://msdn.microsoft.com/en-us/library/system.web.httpexception.aspx"><code>HttpException</code></a>:</p>
<pre><code>thro... |
20,985,252 | Detect when application is idle in Android | <p>I am developing an application that will be running in Kiosk Mode. In this application, if the user didn't do anything in the application within 5 minutes, the application will show a screen saver that is the logo of the application. </p>
<p>My question is, <strong>how can I code on detecting IDLE within 5 minutes?... | 20,985,418 | 4 | 4 | null | 2014-01-08 01:13:23.083 UTC | 9 | 2020-01-13 09:21:04.253 UTC | null | null | null | null | 2,503,743 | null | 1 | 13 | android | 16,827 | <p>I think you could use <a href="http://developer.android.com/reference/android/app/Activity.html#dispatchTouchEvent(android.view.MotionEvent)" rel="nofollow noreferrer">http://developer.android.com/reference/android/app/Activity.html#dispatchTouchEvent(android.view.MotionEvent)</a> and <a href="http://developer.andro... |
44,297,430 | Generate War file using Maven | <p>I have a maven pom as follows:</p>
<pre><code><project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<group... | 44,304,948 | 3 | 2 | null | 2017-06-01 02:13:43.78 UTC | 2 | 2019-02-14 14:51:15.573 UTC | 2017-06-01 02:32:46.24 UTC | user177800 | null | null | 547,198 | null | 1 | 25 | java|maven|tomcat | 92,902 | <p>First you must define your project with as packaging of war type:</p>
<pre><code><groupId>...</groupId>
<artifactId>...</artifactId>
<version>...</version>
<packaging>war</packaging>
</code></pre>
<p>Then you will need to use the maven plugin to generate the war when... |
17,944,061 | how to use number picker with dialog | <p>I want to use a number picker for the purpose of getting the discount percentage from the user. once the user enters the sale price, i want a dialog box to appear asking for the discount percentage. I cannot find a way to integrate the numberpicker in the dialog.</p> | 17,944,205 | 4 | 1 | null | 2013-07-30 10:05:09.493 UTC | 6 | 2018-06-01 02:08:14.407 UTC | null | null | null | null | 2,432,126 | null | 1 | 22 | android|dialog|numberpicker | 52,763 | <p>I have made a small demo of NumberPicker. This may not be perfect but you can use and modify the same. </p>
<p>Use a custom dialog and set the number picker. </p>
<p>More info @</p>
<p><a href="http://developer.android.com/reference/android/widget/NumberPicker.html" rel="noreferrer">http://developer.android.co... |
33,441,873 | AWS error - sudo: unable to resolve host ip-10-0-xx-xx | <p>I launched a new <code>aws</code> instance. My private ip is <code>ip-10-0-xx-xx</code> as per amazon console. Everytime when I do a sudo command, I get the following error </p>
<pre><code>sudo: unable to resolve host ip-10-0-xx-xx
</code></pre>
<p>How can I rectify this error? </p> | 33,442,052 | 11 | 3 | null | 2015-10-30 17:40:13.66 UTC | 12 | 2022-07-19 17:55:32.38 UTC | null | null | null | null | 826,610 | null | 1 | 75 | amazon-web-services|sudo | 61,448 | <p><strong>You should enable the DNS hostnames on your VPC</strong>: <a href="http://docs.aws.amazon.com/AmazonVPC/latest/UserGuide/vpc-dns.html#vpc-dns-updating" rel="nofollow noreferrer">http://docs.aws.amazon.com/AmazonVPC/latest/UserGuide/vpc-dns.html#vpc-dns-updating</a></p>
<p><em>If for some reason, you cannot e... |
23,102,193 | org.springframework.beans.NotWritablePropertyException: Invalid property 'adminEmails' of bean class | <p>I got stuck on this error given below:</p>
<p><strong>Stack Trace</strong></p>
<pre><code>Apr 16, 2014 12:21:23 PM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
INFO: Loading XML bean definitions from class path resource [beans.xml]
Exception in thread "main" org.springframework... | 23,102,342 | 4 | 2 | null | 2014-04-16 06:58:18.533 UTC | null | 2022-04-15 09:56:23.353 UTC | 2014-11-24 16:26:36.583 UTC | null | 3,885,376 | null | 3,257,643 | null | 1 | 8 | java|spring | 51,789 | <p>In <code>beans.xml</code> you are trying to set the field <code>adminEmails</code> of <code>CollectionsWithProps</code>.
However the class doesn't have that field, it has the <code>emails</code> field.</p>
<p>Either fix <code>beans.xml</code> to use emails instead of <code>adminEmails</code>, or fix the source code... |
2,082,064 | How to install Doxygen GUI on Ubuntu? | <p>I can't figure out how to install the Doxygen GUI (doxywizard) on Ubuntu. Where can I get it?</p> | 2,082,095 | 5 | 0 | null | 2010-01-17 18:19:51.22 UTC | 4 | 2016-07-07 13:26:30.607 UTC | 2016-07-07 13:26:30.607 UTC | null | 895,245 | null | 217,649 | null | 1 | 19 | doxygen|doxywizard | 45,918 | <p>In Debian the package is called doxygen-gui. It must be the same in Ubuntu, so try <code>sudo apt-get install doxygen-gui</code>.</p>
<p>Edit : apparently, doxygen-gui doesn't exist in Karmic. Try any other repo ? <a href="http://packages.ubuntu.com/search?keywords=doxygen-gui" rel="noreferrer">http://packages.ubun... |
1,402,112 | How do I check if the key pressed on a form field is a digit (0 - 9)? | <p>I'm using the <code>onkeyup</code> event on a form field in JavaScript, and I'm wanting to check if the key the key pressed is a numeric digit - i.e. 0 - 9, so I can then do something with the input.</p>
<pre><code><input type="text" onkeyup="" />
</code></pre>
<p>Would I need to use Regex ... | 1,402,138 | 6 | 0 | null | 2009-09-09 21:07:25 UTC | 3 | 2021-08-13 14:25:51.163 UTC | 2020-12-10 21:14:35.237 UTC | null | 4,370,109 | null | 1,692 | null | 1 | 17 | javascript|dom-events | 39,064 | <p>See these:</p>
<ul>
<li><a href="https://stackoverflow.com/questions/469357/html-text-input-allow-only-numeric-input">HTML Text Input allow only Numeric input</a></li>
<li><a href="https://stackoverflow.com/questions/724217/allow-digits-only-for-inputs">allow digits only for inputs</a></li>
</ul> |
2,060,382 | How would one check for installed MATLAB toolboxes in a script/function? | <p>How would one check for installed MATLAB toolboxes in a script/function? (checking toolbox versions would also be good!) This could provide a quick and useful error message when someone attempts to run a script without a required toolbox.</p>
<p>A quick, albeit rough, solution that comes to mind is parsing the te... | 2,061,547 | 6 | 0 | null | 2010-01-13 21:23:58.157 UTC | 15 | 2018-04-10 15:44:50.197 UTC | 2011-11-14 15:25:22.717 UTC | null | 97,160 | null | 15,286 | null | 1 | 35 | matlab | 95,074 | <p>One drawback to the <a href="https://www.mathworks.com/help/matlab/ref/ver.html" rel="nofollow noreferrer"><code>ver</code></a> function is that it only tells you what's <em>installed</em>, not what has an <em>available license</em>. It's possible to have a toolbox installed and no license to use it (or all the avai... |
1,510,869 | Does the C preprocessor strip comments or expand macros first? | <p>Consider this (horrible, terrible, no good, very bad) code structure:</p>
<pre><code>#define foo(x) // commented out debugging code
// Misformatted to not obscure the point
if (a)
foo(a);
bar(a);
</code></pre>
<p>I've seen two compilers' preprocessors generate different results on this code:</p>
<pre><code>if (a... | 1,510,919 | 6 | 4 | null | 2009-10-02 17:26:58.87 UTC | 6 | 2016-06-30 19:24:27.393 UTC | 2016-06-30 19:24:27.393 UTC | null | 3,204,551 | null | 90,002 | null | 1 | 63 | c|comments|c-preprocessor|c99 | 30,791 | <p>Unfortunately, the original <a href="http://eli-project.sourceforge.net/c_html/c.html" rel="noreferrer">ANSI C Specification</a> specifically excludes any Preprocessor features in section 4 ("This specification describes only the C language. It makes no provision for either the library or the preprocessor.").</p>
<... |
2,065,928 | Maven 2 assembly with dependencies: jar under scope "system" not included | <p>I am using maven-assembly plugin to create a jar of my application, including its dependencies as follows:</p>
<pre><code><assembly>
<id>macosx</id>
<formats>
<format>tar.gz</format>
<format>dir</format>
</formats>
<dependencySet... | 2,068,101 | 7 | 2 | null | 2010-01-14 17:01:44.153 UTC | 34 | 2019-12-11 16:20:28.36 UTC | null | null | null | null | 227,103 | null | 1 | 68 | maven-2|maven-plugin|maven-assembly-plugin | 78,808 | <p>I'm not surprised that system scope dependencies are not added (after all, dependencies with a system scope must be explicitly provided by definition). Actually, if you really don't want to put that dependency in your local repository (for example because you want to distribute it as part of your project), this is w... |
1,432,961 | How do I make HttpURLConnection use a proxy? | <p>If I do this...</p>
<pre><code>conn = new URL(urlString).openConnection();
System.out.println("Proxy? " + conn.usingProxy());
</code></pre>
<p>it prints</p>
<pre><code>Proxy? false
</code></pre>
<p>The problem is, I am behind a proxy. Where does the JVM get its proxy information from on Windows? How do I set thi... | 1,433,296 | 7 | 0 | null | 2009-09-16 13:28:16.973 UTC | 58 | 2021-09-03 23:52:17.063 UTC | null | null | null | null | 974 | null | 1 | 157 | java|windows|http|proxy | 299,975 | <p>Since java 1.5 you can also pass a <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/net/Proxy.html" rel="noreferrer">java.net.Proxy</a> instance to the <a href="http://docs.oracle.com/javase/7/docs/api/java/net/URL.html#openConnection%28java.net.Proxy%29" rel="noreferrer"><code>openConnection(proxy)</code>... |
1,414,769 | Turn off Visual Studio Attach security warning when debugging IIS | <p>When using Visual Studio 2008 or 2010, every time you attach to IIS w3wp.exe you get the Attach Security Warning:</p>
<p><a href="https://i.stack.imgur.com/ENVEG.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/ENVEGm.png" alt="Attach Security Warning" /></a></p>
<p>How do you turn this of?</p>
<p>... | 2,026,878 | 11 | 1 | null | 2009-09-12 09:59:33.393 UTC | 46 | 2022-02-09 13:21:24.927 UTC | 2022-02-09 13:21:24.927 UTC | null | 1,366,033 | null | 162,325 | null | 1 | 164 | visual-studio-2010|visual-studio|visual-studio-2008|iis|iis-7 | 37,842 | <p>Also found in the article mentioned by Tzury, but to sum up the answers in this thread:</p>
<p><strong>Make sure Visual Studio is not running when changing the registry key or it will be overwritten on exit with the old value</strong></p>
<p><strong>Visual Studio 2022</strong>: Follow <a href="https://www.davici.nl... |
1,625,249 | Android: How to bind spinner to custom object list? | <p>In the user interface there has to be a spinner which contains some names (the names are visible) and each name has its own ID (the IDs are not equal to display sequence). When the user selects the name from the list the variable currentID has to be changed.</p>
<p>The application contains the ArrayList</p>
<p>Whe... | 1,626,016 | 17 | 0 | null | 2009-10-26 14:45:09.143 UTC | 65 | 2021-06-29 07:24:41.383 UTC | null | null | null | null | 22,996 | null | 1 | 150 | android|adapter|spinner | 246,019 | <p>You can <a href="https://stackoverflow.com/questions/1587028/android-configure-spinner-to-use-array">look at this answer</a>. You can also go with a custom adapter, but the solution below is fine for simple cases.</p>
<p>Here's a re-post:</p>
<p>So if you came here because you want to have both labels and values i... |
1,749,966 | C# - how to determine whether a Type is a number | <p>Is there a way to determine whether or not a given .Net Type is a number? For example: <code>System.UInt32/UInt16/Double</code> are all numbers. I want to avoid a long switch-case on the <code>Type.FullName</code>.</p> | 1,750,024 | 21 | 2 | null | 2009-11-17 16:15:04.82 UTC | 27 | 2022-09-22 20:07:44.7 UTC | 2019-01-19 22:31:47.043 UTC | null | 4,574 | null | 55,373 | null | 1 | 134 | c#|.net|types | 111,689 | <p><strike>Try this:</p>
<pre><code>Type type = object.GetType();
bool isNumber = (type.IsPrimitiveImple && type != typeof(bool) && type != typeof(char));
</code></pre>
<blockquote>
<p>The primitive types are Boolean, Byte,
SByte, Int16, UInt16, Int32, UInt32,
Int64, UInt64, Char, Double,and
S... |
41,900,387 | Mapping column names to random forest feature importances | <p>I am trying to plot feature importances for a random forest model and map each feature importance back to the original coefficient. I've managed to create a plot that shows the importances and uses the original variable names as labels but right now it's ordering the variable names in the order they were in the data... | 41,900,730 | 4 | 4 | null | 2017-01-27 18:09:10.027 UTC | 10 | 2020-01-03 04:58:07.153 UTC | 2017-01-27 18:25:03.627 UTC | null | 7,117,564 | null | 7,117,564 | null | 1 | 15 | python|pandas | 36,206 | <p>A sort of generic solution would be to throw the features/importances into a dataframe and sort them before plotting:</p>
<pre><code>import pandas as pd
%matplotlib inline
#do code to support model
#"data" is the X dataframe and model is the SKlearn object
feats = {} # a dict to hold feature_name: feature_importan... |
6,399,898 | Is the typedef-name optional in a typedef declaration? | <p>I was quite surprised when I saw the following code compile without errors or warnings in g++-4.2:</p>
<pre><code>typedef enum test { one };
</code></pre>
<p>My assumption was that if you used the <code>typedef</code> keyword it would require an extra identifier as in:</p>
<pre><code>typedef enum test { one } tes... | 6,399,998 | 3 | 7 | null | 2011-06-19 00:56:47.123 UTC | 9 | 2011-06-19 10:38:26.72 UTC | 2011-06-19 01:30:07.96 UTC | null | 36,565 | null | 36,565 | null | 1 | 36 | c++|c|typedef | 38,673 | <p>It is a degenerate syntax that is allowed but provides no benefit. Most modern compilers can be provoked into emitting a warning about it; by default, they may not. Without the typedef name, the keyword <code>typedef</code> is superfluous; in your example, it is completely equivalent to:</p>
<pre><code>enum test ... |
6,434,865 | Passing an object to HTML attributes | <p>How to pass an object to HTML attributes?
For example I have the following code:</p>
<pre><code>var attrs = new { id = "myid", style = "color: Red;" };
</code></pre>
<p>How to convert attrs to string like this to embed them into an HTML markup: </p>
<pre><code>id="myid" style="color: Red;"
</code></pre>
<p>Thank... | 6,434,991 | 3 | 1 | null | 2011-06-22 04:22:10.787 UTC | 13 | 2014-08-22 14:33:45.437 UTC | 2013-07-11 10:18:31.323 UTC | null | 930,252 | null | 463,650 | null | 1 | 43 | c#|asp.net|html|asp.net-mvc-3 | 59,826 | <p>This functionality is, surprisingly enough, provided by the <a href="http://msdn.microsoft.com/en-us/library/system.web.routing.routevaluedictionary.aspx"><code>RouteValueDictionary</code></a> class:</p>
<pre><code>IDictionary<string, object> htmlAttributes = new RouteValueDictionary(attrs);
</code></pre>
<p... |
23,689,647 | How do I replace <NA> values with zeros in R? | <p>I have a data.frame and some columns have <code>NA</code> values. I want to replace the <code><NA></code>s with zeros. How I do this?</p>
<p>Actually, mydate, shown here, isn't my original data. the original is too large to show here. </p>
<pre><code>mydata = read.spss('mydata.sav', use.value.labels = TRUE, ... | 23,689,782 | 1 | 3 | null | 2014-05-15 22:19:48.417 UTC | 3 | 2016-07-13 09:15:25.423 UTC | 2016-07-13 09:15:25.423 UTC | null | 1,505,504 | null | 3,642,673 | null | 1 | 5 | r|import | 52,952 | <p>For practically any data structure <code>X</code> containing numerics, use </p>
<pre><code>X[is.na(X)] <- 0
</code></pre>
<p>Your question seems slightly discombobulated though - you have indicated that you mean <code><NA></code> not NA, without explaining what <em>type</em> <code><NA></code> is.</p... |
15,934,724 | FieldSet background color | <p>I am trying to set a background color for a fieldset in Telerik with the below code. </p>
<p>Can someone point me in right direction, or have any other ideas?</p>
<pre><code>.RadForm_Office2007.rfdFieldset fieldset
{
border: solid 1px #080808;
background-color:yellow !important;
}
<telerik:RadFor... | 15,934,784 | 2 | 0 | null | 2013-04-10 19:29:45.767 UTC | null | 2020-11-27 11:00:50.063 UTC | 2019-09-18 20:36:42.01 UTC | null | 6,495,157 | null | 1,046,415 | null | 1 | 3 | css|telerik|form-designer | 39,667 | <p>You can set the background color as</p>
<pre><code><fieldset style="float: left; width: 280px; background-color:red;">
</code></pre>
<p>you can use color codes for setting background color like this</p>
<pre><code><fieldset style="float: left; width: 280px; background-color:#999999;">
</code></pre>
<... |
16,043,140 | ProgressDialog: change text size | <p>I create a ProgressDialog from java code:</p>
<pre><code>mProgressDialog = ProgressDialog.show(this, ..., ... , true);
</code></pre>
<p>I want to change the message text size and its color
how can I do it?</p> | 16,045,641 | 3 | 0 | null | 2013-04-16 17:16:16.837 UTC | 10 | 2015-10-26 07:46:53.16 UTC | null | null | null | null | 2,064,262 | null | 1 | 9 | android | 13,075 | <p>You can use a spannable string and set the color and size for the spannable string. Use the spannable string to set text color and size.</p>
<p><strong>Note</strong>: Make sure the font size is not too large to fit in the screen</p>
<p>activity_main.xml </p>
<pre><code><RelativeLayout xmlns:android="http://s... |
1,115,876 | Autocompletion in Vim | <p>In a nutshell, I'm searching for a <strong>working</strong> autocompletion feature for the Vim editor. I've <a href="https://stackoverflow.com/questions/24109/c-ide-for-linux/24119#24119">argued before</a> that Vim completely replaces an IDE under Linux and while that's certainly true, it lacks one important feature... | 14,764,809 | 7 | 5 | null | 2009-07-12 11:38:19.04 UTC | 134 | 2019-09-19 18:17:45.227 UTC | 2017-05-23 11:55:19.593 UTC | null | -1 | null | 1,968 | null | 1 | 263 | c++|vim|ide|autocomplete | 123,312 | <p>Try <a href="https://github.com/ycm-core/YouCompleteMe" rel="noreferrer">YouCompleteMe</a>. It uses Clang through the libclang interface, offering semantic C/C++/Objective-C completion. It's much like clang_complete, but substantially faster and with fuzzy-matching.</p>
<p>In addition to the above, YCM also provide... |
1,116,116 | Major game components | <p>I am in the process of developping a game, and after two months of work (not full time mind you), I have come to realise that our specs for the game are lacking a lot of details. I am not a professional game developper, this is only a hobby.</p>
<p>What I would like to receive help or advices for is this: <strong>W... | 1,116,211 | 7 | 0 | null | 2009-07-12 14:25:07.343 UTC | 9 | 2015-04-26 04:07:06.05 UTC | 2010-09-29 18:20:07.843 UTC | null | 2,535 | null | 108,301 | null | 1 | 9 | components | 3,899 | <p>I don't know if this is any help, but I have been reading articles from <a href="http://www.gamasutra.com/" rel="nofollow noreferrer">http://www.gamasutra.com/</a> for many years. </p>
<p>I don't have a perfect set of tools from the beginning, but your list covers most of the usual trouble for RUNNING the game. But... |
767,912 | Riddle: The Square Puzzle | <p>Last couple of days, I have refrained myself from master's studies and have been focusing on this (seemingly simple) puzzle: </p>
<hr>
<p>There is this 10*10 grid which constitutes a square of 100 available places to go. The aim is to start from a corner and traverse through all the places with respect to some si... | 772,644 | 7 | 6 | null | 2009-04-20 11:41:59.11 UTC | 13 | 2022-01-02 20:00:05.533 UTC | 2022-01-02 20:00:05.533 UTC | null | 772,868 | null | 82,049 | null | 1 | 21 | python|knights-tour | 5,480 | <p>Eventually, I have come up with the modified Python code to overcome the problem. I've tun the code for a couple of hours and it has already found half a million solutions in a couple of hours.<br>
The full set of solutions still require a total exhaustive search, i.e. to let the program run until it finishes with a... |
1,027,395 | Detecting Outlook autoreply/out-of-office emails | <p>Been googling for this and haven't found anything ...</p>
<p>Does anybody know if there is a way, given an Outlook email item, to detect whether it was sent by the "Out Of Office Assistant"? Is there any property that Outlook sets on the object, or any header information, that identifies an email as such? I was h... | 1,027,576 | 7 | 1 | null | 2009-06-22 14:04:42.933 UTC | 12 | 2021-12-20 15:57:41.58 UTC | 2020-06-24 07:47:53.557 UTC | null | 100,297 | null | 65,712 | null | 1 | 32 | vba|outlook|email-headers | 36,739 | <p>There is a header field (<a href="http://www.iana.org/assignments/auto-submitted-keywords/auto-submitted-keywords.xhtml" rel="noreferrer">http://www.iana.org/assignments/auto-submitted-keywords/auto-submitted-keywords.xhtml</a>) but it seems that MS Outlook does not set it (at least, not Outlook 2003).
I guess that... |
226,420 | C#: How to create an attribute on a method triggering an event when it is invoked? | <p>Is there a way in C# or .NET in general to create an attribute on a method which triggers an event when the method is invoked? Ideally, I would be able to run custom actions before and after the invocation of the method.</p>
<p>I mean something like this:</p>
<pre><code>[TriggersMyCustomAction()]
public void DoSom... | 226,440 | 7 | 2 | null | 2008-10-22 15:54:57.003 UTC | 16 | 2020-04-08 06:42:00.707 UTC | 2018-06-26 11:57:08.157 UTC | DrJokepu | 1,016,343 | DrJokepu | 8,954 | null | 1 | 41 | c#|.net|events|methods|attributes | 46,263 | <p>The only way I know how to do this is with <a href="https://www.postsharp.net/" rel="noreferrer">PostSharp</a>. It post-processes your IL and can do things like what you asked for.</p> |
1,302,243 | Selecting a float in MySQL | <p>I am trying to do a <code>SELECT</code> match on a table based upon an identifier and a price, such as:</p>
<pre><code>SELECT * FROM `table` WHERE `ident`='ident23' AND `price`='101.31';
</code></pre>
<p>The above returns zero rows, while if you remove the <code>price='101.31'</code> bit it returns the correct row... | 1,302,270 | 8 | 0 | null | 2009-08-19 19:48:51.667 UTC | 5 | 2018-09-27 09:31:44.23 UTC | 2009-08-19 19:52:57.29 UTC | null | 53,114 | null | 130,417 | null | 1 | 27 | php|mysql|floating-point|database | 52,520 | <p>Casting to a decimal worked for me:</p>
<pre><code>SELECT * FROM table WHERE CAST(price AS DECIMAL) = CAST(101.31 AS DECIMAL);
</code></pre>
<p>However, you may want to consider just making the <code>price</code> column a DECIMAL in the first place. DECIMAL is generally considered to be the best type to use when ... |
316,166 | How do I include a common file in VBScript (similar to C #include)? | <p>VBScript doesn't appear to have a way to include a common file of functions.</p>
<p>Is there a way to achieve this?</p> | 316,491 | 8 | 1 | 2008-11-25 05:43:24.523 UTC | 2008-11-25 02:23:31.603 UTC | 16 | 2017-05-13 20:55:26.05 UTC | 2009-07-15 06:12:51.75 UTC | null | 113,116 | Pax | 14,860 | null | 1 | 47 | vbscript|include | 90,757 | <p>The "Windows Script Host" framework (if ya want to call it that), offers an XML wrapper document that adds functionality over regular vbs files. One of which is the ability to include external script files of both the VBscript and Jscript flavors. I never got very deep into it, but I think it would do what you're wa... |
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