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Extract a number from a string (JavaScript)
...want to extract? <input id="num" value="42"></p>
<p><button onclick="update()">Insert Coin</button></p>
<p id="re"></p>
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Android Studio: Where is the Compiler Error Output Window?
...n (e.g. from the Build menu). If you don't see it, you can try the "Build" button along the bottom of the window (also visible in the above screenshots), or through the menus View → Tool Windows → Build.
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Undo a merge by pull request?
...a PR easily (See "Reverting a pull request") with:
Introducing the Revert Button
you can easily revert a pull request on GitHub by clicking Revert:
You'll be prompted to create a new pull request with the reverted changes:
It remains to be tested though if that revert uses -m or not ...
Visual Studio: ContextSwitchDeadlock
...most intuitive aspect of the UI. Tools\Customize, then Rearrange Commands (button), then Select Debug from drop-down at upper right, then Add (button). Whew!
– SeaDrive
Feb 23 '09 at 17:56
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UIViewController viewDidLoad vs. viewWillAppear: What is the proper division of labor?
...s to be no way to refresh tableView on the device even by hitting the home button with background mode set to YES in -Info.plist.
My solution:
-(void) viewWillAppear: (BOOL) animated { [self.tableView reloadData];}
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VC DDE（Dynamic Data Exchange）与EXCEL连接 - C/C++ - 清泛网 - 专注C/C++及内核技术
...并且现有的WINDOWS下现实界面都不能很好的实时显示。我在网上查了一下，发现WINDOWS DDE功能可能实现项目这个需求。
DDE，中文名叫动态数据交换，是基于WINDOWS系统开发的一种消息传输的通信方案。花了半天时间研究了下，做了...
Take screenshots in the iOS simulator
...e 11.4 simulator
To capture a screen shot, click on 'Camera' icon/action button, on the top bar of simulator.
OR
Select Save Screen Shot menu item, from File menu.
File => Save Screen Shot
Use ⌘ + S to capture a screen shot.
(Use window + s, if you are using windows/non-apple keyboar...
How can I disable HREF if onclick is executed?
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This is a great solution! I used it for buttons that I have that when clicked a pseudo class .btn-loading is added to the clicked link, then if successful a checkmark(on error an X) replaces the loading animation. I don't want the button to be able to be clicked ag...
How to add a jar in External Libraries in android studio
...just click on the combobox that says "android" and choose "Project". (that button is on the top of the project explorer)
– Gayan Weerakutti
Apr 21 '15 at 14:28
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Can I change the Android startActivity() transition animation?
...tivity for case in which the activity ends by something else than the back button (e.g. a custom exit button...).
– Itiel Maimon
Jan 10 '18 at 22:00
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