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Correct way to write line to file?

... This should be as simple as: with open('somefile.txt', 'a') as the_file: the_file.write('Hello\n') From The Documentation: Do not use os.linesep as a line terminator when writing files opened in text mode (the default); use a single '\n' instead, on all platf...
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Can I see changes before I save my file in Vim?

I use Vim. I open a file. I edit it and I want to see what I've edited before I save it. 14 Answers ...
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“Undefined reference to” template class constructor [duplicate]

... context. The common answer is to put all the implementation in the header file, but there's another approach will will be suitable in some cases. The choice is yours. The code in a template is merely a 'pattern' known to the compiler. The compiler won't compile the constructors cola<float>::...
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Browser detection in JavaScript? [duplicate]

...userAgent and quite well tested for all browsers including iphone, android etc. https://github.com/ded/bowser You can use simply say: if (bowser.msie && bowser.version <= 6) { alert('Hello IE'); } else if (bowser.firefox){ alert('Hello Foxy'); } else if (bowser.chrome){ alert('H...
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VC菜单命令详解(文件打开、保存与关闭) - C/C++ - 清泛网 - 专注C/C++及内核技术

...打开、保存与关闭)第一部分:五个命令ID: 处理函数ID_FILE_NEW CWinApp::OnFileNewID_FILE_OPEN CWinApp::OnFileOpenID_FILE_SAVE CDocument::OnFileSav...第一部分: 五个命令ID: 处理函数 ID_FILE_NEW CWinApp::OnFileNew ID_FILE_OPEN CWinApp::OnFileOpen ID_F...
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How to debug .htaccess RewriteRule not working

I have a RewriteRule in a .htaccess file that isn't doing anything. How do I troubleshoot this? 8 Answers ...
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How to git commit a single file/directory

... arguments are in the wrong order. Try git commit -m 'my notes' path/to/my/file.ext, or if you want to be more explicit, git commit -m 'my notes' -- path/to/my/file.ext. Incidentally, git v1.5.2.1 is 4.5 years old. You may want to update to a newer version (1.7.8.3 is the current release). ...
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decimal vs double! - Which one should I use and when? [duplicate]

... errors will quickly accumulate large enough to creep into the 15, 14, 13, etc. digits. Rounding to "cents" requires at least one digit of full accuracy after cents digit, but really you should reserve 4 or 5 to insulate from cumulative arithmetic errors, which you CANNOT allow to corrupt the hundr...
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is there an easy way to get the http status code in the failure block from AFHTTPClient?

...ut @wilhelmbot -- HTTPMethod would give you something like GET/POST/PUT... etc, probably not helpful for checking response status. – shortstuffsushi Aug 8 '13 at 13:44 add a c...
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Getting a list of files in a directory with a glob

For some crazy reason I can't find a way to get a list of files with a glob for a given directory. 10 Answers ...