It has been said that there are only two difficult tasks in modern software development: distributed cache invalidation and how to name stuff. The following variable naming conventions won't assist ...

Humans constantly solve different instances of similar problems. We brake at stop signs, stop at red lights and slow down in crowded streets. We do these things effortlessly and efficiently learn to ...

Variables often look like $var, but they also look like $1, $*, $? and $$. Let's take a look at what all these $ values can tell you. A lot of important values are ...