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Show space, tab, CRLF characters in editor of Visual Studio
...View White Space. The keyboard shortcut is CTRL+R, CTRL+W. The command is called Edit.ViewWhiteSpace.
It works in all Visual Studio versions at least since Visual Studio 2010, the current one being Visual Studio 2019 (at time of writing). In Visual Studio 2013, you can also use CTRL+E, S or CTRL+E,...
Disable button in jQuery
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Here is a small fiddle I created. Please let me what I'm doing wrong. jsfiddle.net/2Nfu4/3
– user2047817
Feb 28 '13 at 17:48
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Comparison of Android networking libraries: OkHTTP, Retrofit, and Volley [closed]
...us side, it is one undocumented, an unsupported, "throw the code over the wall and do an I|O presentation on it" library.
EDIT - Volley is now officially supported by Google. Kindly refer Google Developer Guide
From what I've read, seems like OkHTTP is the most robust of the 3
Retrofit uses O...
TCP vs UDP on video stream
...say you are streaming a soccer match, or concert for that matter, do you really need to use UDP?
13 Answers
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Why malloc+memset is slower than calloc?
It's known that calloc is different than malloc in that it initializes the memory allocated. With calloc , the memory is set to zero. With malloc , the memory is not cleared.
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Synchronization vs Lock
java.util.concurrent API provides a class called as Lock , which would basically serialize the control in order to access the critical resource. It gives method such as park() and unpark() .
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Quickly create a large file on a Linux system
... it is slow for this purpose. In Linux (and other POSIX systems), we have fallocate, which uses the desired space without having to actually writing to it, works with most modern disk based file systems, very fast:
For example:
fallocate -l 10G gentoo_root.img
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What's the best way to detect a 'touch screen' device using JavaScript?
...only covers a basic use case.
Modernizr is a great, lightweight way to do all kinds of feature detection on any site.
It simply adds classes to the html element for each feature.
You can then target those features easily in CSS and JS. For example:
html.touch div {
width: 480px;
}
html.no-t...
Definition of a Balanced Tree
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The constraint is generally applied recursively to every subtree. That is, the tree is only balanced if:
The left and right subtrees' heights differ by at most one, AND
The left subtree is balanced, AND
The right subtree is balanced
According t...
Spring Boot application as a Service
... Is this recommended approach, or should I convert this app to war and install it into Tomcat?
19 Answers
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