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How to initialize an array's length in JavaScript?

Most of the tutorials that I've read on arrays in JavaScript (including w3schools and devguru ) suggest that you can initialize an array with a certain length by passing an integer to the Array constructor using the var test = new Array(4); syntax. ...
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How are the points in CSS specificity calculated

Researching specificity I stumbled upon this blog - http://www.htmldog.com/guides/cssadvanced/specificity/ 7 Answers ...
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Which one will execute faster, if (flag==0) or if (0==flag)?

Interview question: Which one will execute faster, if (flag==0) or if (0==flag) ? Why? 16 Answers ...
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Remove outline from select box in FF

Is it possible to remove the dotted line surrounding a selected item in a select element? 12 Answers ...
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How to validate an email address using a regular expression?

Over the years I have slowly developed a regular expression that validates MOST email addresses correctly, assuming they don't use an IP address as the server part. ...
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How do I convert a TimeSpan to a formatted string? [duplicate]

I have two DateTime vars, beginTime and endTime. I have gotten the difference of them by doing the following: 14 Answers ...
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What is Bit Masking?

I am fairly new to C programming, and I encountered bit masking. Can someone explain to me the general concept and function of bit masking? Examples are much appreciated. ...
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Normalizing mousewheel speed across browsers

For a different question I composed this answer , including this sample code . 10 Answers ...
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How to avoid reinstalling packages when building Docker image for Python projects?

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What do “branch”, “tag” and “trunk” mean in Subversion repositories?

I've seen these words a lot around Subversion (and I guess general repository) discussions. I have been using SVN for my projects for the last few years, but I've never grasped the complete concept of these directories. ...