Learn two ways to avoid switching on nil in Rails apps, in this double feature from RubyTapas and Upcase
Episode #501: Suppress Output
Learn a robust, cross-platform way to throw away unwanted output in Ruby programs.
Episode #500: Subprocesses Part 11: Fork and Exec
Learn the twin pillars at the root of the UNIX process-spawning architecture!
Episode #499: Subprocesses Part 10: Fork
If you're making subprocesses on a UNIX-like OS, you're using fork(). Learn all about using fork() from Ruby.
BRUNCH #36: Patterns that Matter
A few of my favorite non-Gang-of-Four patterns.
Episode #498: Query to Command
"Tell, don't ask" is easy to say, but how do you actually put it into practice?
Episode #497: Deep Dup
Learn how to make deep copies of arbitrary Ruby object trees.
Episode #496: Deep Freeze
Freezing a Ruby object can leave you skating on thin ice. Learn how to render complex Ruby objects totally immutable.
