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Merge 2 arrays of objects
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If you want to merge 2 arrays of objects in JavaScript. You can use this one line trick
Array.prototype.push.apply(arr1,arr2);
For Example
var arr1 = [{name: "lang", value: "English"},{name: "age", value: "18"}];
var arr2 = [{name : "childs", value: '5'}, {name: "lang...
How do I view 'git diff' output with my preferred diff tool/ viewer?
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Since Git1.6.3, you can use the git difftool script: see my answer below.
May be this article will help you. Here are the best parts:
There are two different ways to specify an external diff tool.
The first is the method you used, by setting the GIT_EXTERNAL_DIFF ...
Best way to add page specific JavaScript in a Rails 3 app?
Rails 3 has some unobtrusive JavaScript which is pretty cool.
10 Answers
10
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Play an audio file using jQuery when a button is clicked
...ick(function() {
audioElement.currentTime = 0;
});
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<body>
<h2>Sound Information</h2>
<div id="length">Duration:</div>
<div id="sou...
How to detect Adblock on my website?
...ds = true;
Then somewhere in my page:
<html>
<head>
<script src="/js/prebid-ads.js"></script>
</head>
<body>
<script>
if( window.canRunAds === undefined ){
// adblocker detected, show fallback
showFallbackImage();
}...
Python how to write to a binary file?
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@feersum: Of course; that's what binary vs. text mode means in 2.x. It doesn't matter what type your bytes come from. (In 3.x, of course, binary vs. text mode means that you write bytes vs. unicode, and the \r\n feature is part of the universal newlines options for...
SortedList, SortedDictionary and Dictionary
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To summarize the results of a Performance Test - SortedList vs. SortedDictionary vs. Dictionary vs. Hashtable, the results from best to worst for different scenarios:
Memory Usage:
SortedList<T,T>
Hashtable
SortedDictionary<T,T>
Dictionary<T,T>
Insertions:
Dicti...
jQuery .on('change', function() {} not triggering for dynamically created inputs
...tter understanding: http://elijahmanor.com/differences-between-jquery-bind-vs-live-vs-delegate-vs-on/
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Bash script to calculate time elapsed
I am writing a script in bash to calculate the time elapsed for the execution of my commands, consider:
10 Answers
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Is there a “goto” statement in bash?
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If you are using it to skip part of a large script for debugging (see Karl Nicoll's comment), then if false could be a good option (not sure if "false" is always available, for me it is in /bin/false):
# ... Code I want to run here ...
if false; then
# ... Code I wa...