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What browsers support HTML5 WebSocket API?

... XSockets.NET SuperWebSocket Nugget Alchemy-Websockets Fleck SignalR In PHP: Ratchet phpwebsocket. Extendible Web Socket Server phpdaemon In Python: pywebsockets websockify gevent-websocket, gevent-socketio and flask-sockets based on the former Autobahn Tornado In C: libwebsockets In ...
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How do I partially update an object in MongoDB so the new object will overlay / merge with the exist

...Doe', address: { city: 'NY', street: 'Eighth Avenu', number: 123 } }; var instructions = dot.flatten(person) console.log(instructions); /* { $set: { 'firstName': 'John', 'lastName': 'Doe', 'address.city': 'NY', 'address.street': 'Eighth Avenu', 'address.numb...
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Benefits of using the conditional ?: (ternary) operator

... Be careful with this in PHP, the ternary operator associates the wrong way in PHP. Essentially, if foo is false, then the whole thing will evaluate to 4 without doing the other tests. – Tom Busby Mar 21 '15 at ...
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What does Expression.Quote() do that Expression.Constant() can’t already do?

...) ex1.Compile(); var f1b = f1a(100); Console.WriteLine(f1b(123)); The lambda has a nested lambda; the compiler generates the interior lambda as a delegate to a function closed over the state of the function generated for the outer lambda. We need consider this case no more. Suppos...
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How should I write tests for Forms in Django?

... response = self.client.post("/form-url/", data={ 'name': 'test123', 'category': 1, 'note': 'note123' }, content_type=django.test.client.MULTIPART_CONTENT) If any stuck with getting empty instance when saving the form, then check the requests sent from br...
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Why is  appearing in my HTML? [duplicate]

... Try: <?php // Tell me the root folder path. // You can also try this one // $HOME = $_SERVER["DOCUMENT_ROOT"]; // Or this // dirname(__FILE__) $HOME = dirname(__FILE__); // Is this a Windows host ? If it is, change this line to $W...
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How can I update NodeJS and NPM to the next versions?

... 123 npm update npm -g didn't work for me on windows - it completed without output but npm remained the same version (1.3.11 when the most rece...
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Generating a PNG with matplotlib when DISPLAY is undefined

...ered Dec 2 '16 at 11:59 Matthias123Matthias123 79266 silver badges1313 bronze badges ...
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各编程语言读写文件汇总 - C/C++ - 清泛网 - 专注C/C++及内核技术

...件尾后,即文件原先的内容会被保留。 导航: 一、PHP 二、C# 三、C 3.1、fgets、fputs文本读写 3.2、fread、fwrite二进制读写 四、C++ 五、Java PHP读写文件: // 写文件 $fp = fopen("log.txt", "a"); fwrite($fp, $str); fclose(...
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How to properly create an SVN tag from trunk?

...revision of the trunk and "tag" it as well. the command: svn copy -r 123 "svn.example.com/project/trunk" "svn.example.com/project/tags/1.0" -m "Tagging, but using older revision (123)." – granadaCoder Oct 18 '11 at 16:39 ...