In this second excerpt from Advanced PHP Programming, George Schlossnagle offers advice on how to defend against both attacks and carelessness.

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Even previous programming experience may not help much, because coding for a desktop or for the Web are two very different paradigms. Therefore, pretty often, when people cut and paste PHP code, ...

Everything I've learned in PHP started with a Google search like, "How do I display large numbers with commas in PHP", or "How do I round numbers in PHP", or even "How do I multithread queries in PHP ...

In June, 1995, Rasmus Lerdorf made an announcement on a Usenet group. You can still read it. Today, twenty five years on, PHP is about as ubiquitous as it could possibly have become. I’d be w… ...

Attackers were able to place malicious code in the PHP central code repository by impersonating key developers, forcing changes to the PHP Group's infrastructure.

You forgot to close a parenthesis, so from the last open parenthesis, PHP considers all the code that follows as part of a specific block (condition, arguments of functions etc) that does not end. You ...