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Remove a HTML tag but keep the innerHtml

... $('b').contents().unwrap(); This selects all <b> elements, then uses .contents() to target the text content of the <b>, then .unwrap() to remove its parent <b> element. For the greatest performance, always go native: var b = document.getElement...
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How to make an element width: 100% minus padding?

... box-sizing: border-box is a quick, easy way to fix it: This will work in all modern browsers, and IE8+. Here's a demo: http://jsfiddle.net/thirtydot/QkmSk/301/ .content { width: 100%; box-sizing: border-box; } The browser prefixed versions (-webkit-box-sizing, etc.) are not needed in m...
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apc vs eaccelerator vs xcache

Im doing research on which one of these to use and I can't really find one that stands out. Eaccelerator is faster than APC , but APC is better maintained. Xcache is faster but the others have easier syntax. ...
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When is .then(success, fail) considered an antipattern for promises?

... What's the difference? The .then() call will return a promise that will be rejected in case the callback throws an error. This means, when your success logger fails, the error would be passed to the following .catch() callback, but not to the fail callback that...
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How to get the entire document HTML as a string?

...ion. See quirksmode for browser compatibility for what will work for you. All support innerHTML. var markup = document.documentElement.innerHTML; alert(markup); share | improve this answer ...
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Using str_replace so that it only acts on the first match?

... There's no version of it, but the solution isn't hacky at all. $pos = strpos($haystack, $needle); if ($pos !== false) { $newstring = substr_replace($haystack, $replace, $pos, strlen($needle)); } Pretty easy, and saves the performance penalty of regular expressions. Bonus: If...
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Check if Internet Connection Exists with Javascript? [duplicate]

...browsers, doing so with older web browsers may not work as expected, or at all. Alternatively, an XHR request to your own server isn't that bad of a method for testing your connectivity. Considering one of the other answers state that there are too many points of failure for an XHR, if your XHR is ...
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config.assets.compile=true in Rails production, why not?

The default Rails app installed by rails new has config.assets.compile = false in production. 7 Answers ...
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brew install mysql on macOS

I'm trying to setup up MySQL on mac os 10.6 using Homebrew by brew install mysql 5.1.52 . 16 Answers ...
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Should 'using' directives be inside or outside the namespace?

... There is actually a (subtle) difference between the two. Imagine you have the following code in File1.cs: // File1.cs using System; namespace Outer.Inner { class Foo { static void Bar() { double d = Ma...