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Featured Articles

JavaScript Bit Manipulation
Ian Elliot
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Bit manipulation in JavaScript is complicated by the way it attempts to be type free, but it can be done. We take a look at how to work with bits in a browser.

Advanced Perl Regular Expressions - The Pattern Code Expression
Nikos Vaggalis
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In this part of our series exploring Perl RegEx we are going to look into another advanced construct, that of the pattern code expression ??. According to the official perldoc this " like a regular code expression, except that the result of the code evaluation is treated as a regular expression and matched immediately."

PHP Variables and Expressions for Complete Beginners
Ian Elliot
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Variables and expressions are the core of programming in general and no less so in PHP. If you have never encountered the ideas here is a gentle introduction.

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