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How can I declare and use Boolean variables in a shell script?
...e and does not work in the same way as the linked article. The linked code calls a program by the name stored in a variable but the code in this answer is just string comparison.
– Quolonel Questions
Apr 1 '15 at 9:58
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Concat all strings inside a List using LINQ
... This can also be used for things other than List<String>s and will call the ToString() method.
– Kian
Jul 29 '13 at 12:14
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How do I debug error ECONNRESET in Node.js?
...l contain the async operations.
Clean and correct solution:
Technically, in node, whenever you emit an 'error' event and no one listens to it, it will throw. To make it not throw, put a listener on it and handle it yourself. That way you can log the error with more information.
To hav...
source command not found in sh shell
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@Milad: On recent Ubuntus, /bin/sh calls /bin/dash. Traditionally, /bin/sh called /bin/bash is sh-compatibility mode.
– choroba
Dec 4 '12 at 13:03
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How to get JQuery.trigger('click'); to initiate a mouse click
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May be useful:
The code that calls the Trigger should go after the event is called.
For example, I have some code that I want to be executed when #expense_tickets value is changed, and also, when page is reload
$(function() {
$("#expense_tickets")....
Convert a list to a string in C#
...to go with my gut feeling and assume you want to concatenate the result of calling ToString on each element of the list.
var result = string.Join(",", list.ToArray());
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Get a pixel from HTML Canvas?
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This is clever, but if you're going to be calling getPixel a lot, it is much faster to cache the ImageData object for the whole image (0,0,width,height), and then compute the index using idx = (y * width + x) * 4 like Georg's answer. However, don't forget to refresh ...
What is Unicode, UTF-8, UTF-16?
...s is needed. Thus came Unicode. It assigns every character a unique number called a code point. One advantage of Unicode over other possible sets is that the first 256 code points are identical to ISO-8859-1, and hence also ASCII. In addition, the vast majority of commonly used characters are repres...
WSDL vs REST Pros and Cons
...ch my tools will gladly convert into a set of proxy classes, so I can just call what appear to be methods. Instead, I suspect that in order to consume a non-trivial REST-based API, it will be necessary to write by hand a substantial amount of "light-weight" code.
Even when that's all done, you stil...
Why am I getting a NoClassDefFoundError in Java?
...ting a NoClassDefFoundError when I run my Java application. What is typically the cause of this?
27 Answers
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