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socket.error: [Errno 48] Address already in use
...y the way, to prevent this from happening in the first place, simply press Ctrl+C in terminal while SimpleHTTPServer is still running normally. This will "properly" stop the server and release the port so you don't have to find and kill the process again before restarting the server.
(Mods: I did t...
What is an invariant?
..., increment count and sum = sum + x
3) Repeat 1-2 until read stops ( i.e ctrl+D)
Loop invariant:
The invariant must be True ALWAYS. So initially you start out your code with just this
while(cin>>x){
}
This loop reads data from standard input and stores in x. Well and good. But the inv...
How to auto-remove trailing whitespace in Eclipse?
...
PyDev can do it by either Ctrl+Shift+F if you have code formatter option set to do it, or by during saving:
Eclipse -> Window -> Preferences -> PyDev -> Editor -> Code Style -> Code Formatter:
I use at least these:
Auto format be...
How to find my Subversion server version number?
...redjacobs. Similarly, from ??, use your browser's developer tools (usually Ctrl + Shift + I) to read the full response. This is also the easiest (non-automated) way to deal with certificates and authorization - your browser does it for you.
Check the response tags (these are not shown in the HTML so...
Visual Studio 2010 - recommended extensions [closed]
...riple click select an entire line.
ItalicComments
Go To Definition - Make ctrl+click perform a "Go To Definition" on the identifier under the cursor
Spell Checker - not available on this link.
Remove and Sort Using - Adds a context menu entry to Solution Explorer that sorts and removes using state...
为AppInventor2开发自己的拓展(Extension) - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
...sspath ; %ANT_HOME%\lib;
验证：cmd 命令行输入ant命令出现以上结果证明配置成功。
源码下载https://github.com/mit-cml/appinventor-sources国内下载非常非常缓慢，这个项目比较大，也许2天都下载不完，不过没关系，我们...
Visual Studio 2012 - Intellisense sometimes disappearing / broken
...cting the end of the very last line of the file, and then saving the file (ctrl-s) fixes the problem.
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How do I run two commands in one line in Windows CMD?
...ommand interpreter, the (undocumented) command separator was character 20 (Ctrl+T) which I'll represent with ^T here.
dir ^T echo foo
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Segue to another storyboard?
... storyboard. Create segue between ViewController and Storyboard Reference (ctrl + drag)
Then fill this fields.
Where "Tutorial" is "Tutorial.storyboard" file
and "MainTutorialController" is your "Storyboard ID" field in ViewControllerSettings
...
What is RemoteSystemsTempFiles in Eclipse?
...nted results in RemoteSystemsTempFiles when searching for a resource (e.g. CTRL+SHIFT+R), you can manually show the Eclipse resource in the Project Explorer and remove it...
Project Explorer view > Customize View... > Filters > Uncheck "RSE Internal Projects" > OK > find it in the P...