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Best way to determine user's locale within browser

.... Often it's easiest to put the language setting in the URL (eg. http​://www.example.com/en/site vs http​://www.example.com/de/site), and let the user click links between the two. Sometimes you do want a single URL for both language versions, in which case you have to store the setting in cookie...
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Check whether variable is number or string in JavaScript

...constructors, you can use typeof:. typeof "Hello World"; // string typeof 123; // number If you're creating numbers and strings via a constructor, such as var foo = new String("foo"), you should keep in mind that typeof may return object for foo. Perhaps a more foolproof method of che...
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jQuery document.createElement equivalent?

...lease notice that a is a jQuery object while b is a html element: a.html('123') // [<div>​123​</div>​] b.html('123') // TypeError: Object [object HTMLDivElement] has no method 'html' $(b).html('123') // [<div>​123​</div>​] ...
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How to use cURL to get jSON data and decode the data?

...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
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Access mysql remote database from command line

... is up. It's possible that you don't allow remote connections. See http://www.cyberciti.biz/tips/how-do-i-enable-remote-access-to-mysql-database-server.html share | improve this answer |...
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Where to store global constants in an iOS application?

... You could also do a #define kBaseURL @"http://192.168.0.123/" in a "constants" header file, say constants.h. Then do #include "constants.h" at the top of every file where you need this constant. This way, you can switch between servers depending on compiler flags, as in: #i...
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C# short/long/int literal format?

...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
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SQL query for finding records where count > 1

...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
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Unable to set data attribute using jQuery Data() API

...('#changeData').click(function() { $('#foo').data('helptext', 'Testing 123'); // $('#foo').attr('data-helptext', 'Testing 123'); console.log($('#foo').data('data-helptext')); return false; }); See demo Using the Chrome DevTools Console to inspect the DOM, the $('#foo').data('helptext...
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Regular expression for floating point numbers

...g a floating point number is [+-]?([0-9]*[.])?[0-9]+ This will match: 123 123.456 .456 See a working example If you also want to match 123. (a period with no decimal part), then you'll need a slightly longer expression: [+-]?([0-9]+([.][0-9]*)?|[.][0-9]+) See pkeller's answer for a fuller...