Written by Derick Rethans
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on Feb. 18, 2014
Type juggling with MongoDB London, UK Tuesday, February 18th 2014, 09:41 GMT As PHP developer you likely know that all GET and POST variables are represented as strings through the $_GET and $_POST super globals. PHP's weak typing system allows you to do calculations with numbers that are stored in…
Written by Derick Rethans
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on Feb. 11, 2014
MongoDB and arbitrary key names London, UK Tuesday, February 11th 2014, 09:41 GMT I hang out on the MongoDB IRC channel (Freenode/#mongodb) quite a bit, and an often recurring question is inherently abour storing values as keys. One of the examples is storing timed data points like this: { person:…
Written by Derick Rethans
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on Feb. 4, 2014
Understanding Valgrind errors (1) London, UK Tuesday, February 4th 2014, 09:22 GMT While debugging segmentation faults (crashes) in PHP and its extensions, I often use Valgrind to assist me finding the root cause. Valgrind is an instrumentation framework for building dynamic analysis tools. It cont…
Written by Derick Rethans
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on Jan. 28, 2014
Hunting for Postboxes (part 1) London, UK Tuesday, January 28th 2014, 09:11 GMT The new year brings new hobby projects! In this year, I am going to try to photograph as many UK postboxes as I can. For this I am going to build some apps and overview maps, but I will write more about those later. A…