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How to sort an array in Bash
I have an array in Bash, for example:
16 Answers
16
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The superclass “javax.servlet.http.HttpServlet” was not found on the Java Build Path [duplicate]
I have a project created by Maven integration in Eclipse. All work fine, but in the work space in all JSP files have this:
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in javascript, how can i get the last character in a string [duplicate]
If I have the following variable in javascript
7 Answers
7
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How to intercept click on link in UITextView?
...s it possible to perform custom action when user touch autodetected phone link in UITextView. Please do not advice to use UIWebView instead.
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Eclipse java debugging: source not found
While debugging a java app in eclipse I receive a " Source not found " error in two cases:
31 Answers
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What is a callback function?
...e often confused by what a callback is because of the name of the damned thing.
A callback function is a function which is:
accessible by another function, and
is invoked after the first function if that first function completes
A nice way of imagining how a callback function works is that it i...
Counting array elements in Python [duplicate]
How can I count the number of elements in an array, because contrary to logic array.count(string) does not count all the elements in the array, it just searches for the number of occurrences of string.
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“Eliminate render-blocking CSS in above-the-fold content”
I've been using Google PageSpeed insights to try and improve my site's performance, and so far it's proven extremely successful. Things like deferring scripts worked beautifully, since I already had an in-house version of jQuery's .ready() to defer scripts until the page had loaded fully, all I ha...
When should I use “this” in a class?
...lly need to use it. For example, will be there any difference if I use x instead of this.x in some of the methods? May be x will refer to a variable which is local for the considered method? I mean variable which is seen only in this method.
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When should I use git pull --rebase?
... know of some people who use git pull --rebase by default and others who insist never to use it. I believe I understand the difference between merging and rebasing, but I'm trying to put this in the context of git pull . Is it just about not wanting to see lots of merge commit messages, or are ...