variable naming - Coding Horror

programming concepts

Curly's Law: Do One Thing

In Outliving the Great Variable Shortage, Tim Ottinger invokes Curly's Law: A variable should mean one thing, and one thing only. It should not mean one thing in one circumstance, and carry a different value from a different domain some other time. It should not mean two things

programming languages

Variable "foo" and Other Programming Oddities

If you've ever viewed UNIX documentation, you've probably encountered variables foo and bar at some point. Here's a Ruby example I found in the newsgroups: foo = 0 bar = 0 1.times do foo = 1 foo := 2 bar = foo+1 end puts foo, bar O&