Bert introduces us to the concept of poka yoke - hyper defensive programming by forcing some checks and safeguards that make our code robust and sturdy.
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!
Versionscan is a tool that can help you determine the outstanding faults of your installed version of PHP. Being aware of the problem is half the solution!