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Get nth character of a string in Swift programming language

... To convert the Substring into a String, you can simply do String(string[0..2]), but you should only do that if you plan to keep the substring around. Otherwise, it's more efficient to keep it a Substring. It would be great if someone could figure out a good way to merge these two extensions into...
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Connecting to TCP Socket from browser using javascript

...raightforward, for example: chrome.experimental.socket.create('tcp', '127.0.0.1', 8080, function(socketInfo) { chrome.experimental.socket.connect(socketInfo.socketId, function (result) { chrome.experimental.socket.write(socketInfo.socketId, "Hello, world!"); }); }); ...
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Use jQuery to change an HTML tag?

...l Fellows 115k1717 gold badges126126 silver badges190190 bronze badges answered May 28 '09 at 1:33 mishacmishac 3,08911 gold badge...
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How do I adb pull ALL files of a folder present in SD Card

...e2.jpg pull: /sdcard/Folder1/image3.jpg -> ./image3.jpg 3 files pulled. 0 files skipped. Specific Files/Folders using find from BusyBox: adb shell find "/sdcard/Folder1" -iname "*.jpg" | tr -d '\015' | while read line; do adb pull "$line"; done; Here is an explanation: adb shell find "/sdca...
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How do you remove duplicates from a list whilst preserving order?

... answered Jan 26 '09 at 15:47 Markus JarderotMarkus Jarderot 76.3k1717 gold badges126126 silver badges133133 bronze badges ...
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LINQ: Not Any vs All Don't

... answered Jan 27 '12 at 0:52 Jon HannaJon Hanna 99.7k99 gold badges128128 silver badges227227 bronze badges ...
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How to declare a global variable in JavaScript?

... | edited Sep 9 '14 at 19:00 Servy 190k2323 gold badges279279 silver badges394394 bronze badges answered...
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What is the use of the @ symbol in PHP?

... answered Jun 23 '09 at 12:09 RichieHindleRichieHindle 232k4242 gold badges333333 silver badges383383 bronze badges ...
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boolean in an if statement

...== entirely. As an example of how confusing it can be: var x; x = 0; console.log(x == true); // false, as expected console.log(x == false); // true as expected x = 1; console.log(x == true); // true, as expected console.log(x == false); // false as expected x = 2; console.l...
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How do I best silence a warning about unused variables?

... bar(param1); } Or, #define UNUSED(expr) do { (void)(expr); } while (0) ... void foo(int param1, int param2) { UNUSED(param2); bar(param1); } share | improve this answer | ...