Chris Pitt starts developing a new PHP package with TDD practices in mind - using PhpUnit and Mockery all the way. Check it out!
Thomas dives back into contributing to PHP's core - after covering documentation fixes last time, this time he fixes an actual bug in PHP. Learn how!
M. Lavaryen explains the Blackfire profiler in depth and demonstrates its use on a simple script, laying the groundwork for further exploration on your end!
Younes introduces Bugsnag, an excellent professional error monitoring, reporting and parsing tool, and implements it into an old Laravel app.