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What is the meaning of polyfills in HTML5?

...e, since it is used in conjunction with HTML5, but it's not part of HTML5, and you can have polyfills without having HTML5 (for example, to support CSS3 techniques you want). Here's a good post: http://remysharp.com/2010/10/08/what-is-a-polyfill/ Here's a comprehensive list of Polyfills and Shims...
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Using str_replace so that it only acts on the first match?

... Another downside is you have to use preg_quote() on the "needle" and escape meta-characters $ and \ in the replacement. – Josh Davis Aug 10 '09 at 2:53 32 ...
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Twitter bootstrap modal-backdrop doesn't disappear

...to find a reference to it when you try to close it. In your Ajax complete handler remove the modal and then replace the data. If that doesn't work you can always force it to go away by doing the following: $('#your-modal-id').modal('hide'); $('body').removeClass('modal-open'); $('.modal-backdrop')...
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How do I make UILabel display outlined text?

...white text with a black outline. What I got was black outlines on the left and right edges of each letter in the text but not outlines at the top or bottom. Any ideas? – Mike Hershberg Jan 26 '11 at 7:39 ...
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Which is the correct C# infinite loop, for (;;) or while (true)? [closed]

... while(true) { } Is always what I've used and what I've seen others use for a loop that has to be broken manually. share | improve this answer | ...
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Why does Eclipse automatically add appcompat v7 library support whenever I create a new project?

... As stated in Android's Support Library Overview, it is considered good practice to include the support library by default because of the large diversity of devices and the fragmentation that exists between the different versions of Androi...
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Why there is no ForEach extension method on IEnumerable?

...ch(Item item in list) { item.DoSomething(); } The latter is clearer and easier to read in most situation, although maybe a bit longer to type. However, I must admit I changed my stance on that issue; a ForEach() extension method would indeed be useful in some situations. Here are the major...
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Find out whether Chrome console is open

...roach works on Chrome 78, with the added advantage of detecting both close and open events. function toString (2019) Credit to Overcl9ck's comment on this answer. Replacing the regex /./ with an empty function object still works. var devtools = function() {}; devtools.toString = function() { i...
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git submodule tracking latest

We are moving our (huge) project to git and we are thinking about using submodules. Our plan is to have three different heads in the superproject: release,stable,latest. The project leads will handle the release and stable branches. They will move the submodules as required. ...
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Understanding dispatch_async

...e background. For instance, if I am downloading a file from the internet and I want to update the user on the progress of the download, I will run the download in the priority default queue and update the UI in the main queue asynchronously. dispatch_async(dispatch_get_global_queue( DISPATCH_QUEU...