Ruby's backtick operator is great for quick-and-dirty output capture, but what do you use when you need more power?
Tag: Input – Output
Episode #501: Suppress Output
Learn a robust, cross-platform way to throw away unwanted output in Ruby programs.
Episode #492: Special Variables Part 2: I/O
Learn about Ruby's Perl-style I/O special variables, and why they exist.
Episode #485: Subprocesses Part 10: Open Pipe
Ruby's open() call has more tricks up its sleeves than you know!
Episode #480: Read and Write
Shortcuts to reading and writing files in Ruby.
Episode #468: Line Endings
A little history lesson about computer text formats
Episode #419: Subprocesses Part 4: Redirection
Today we look at redirecting subprocess I/O, and discover that it's surprisingly easy!
Episode #399: StringIO Test Fake
Today we learn about how the StringIO class can help us test methods that work with files.
Episode #398: StringIO
After many passing mentions, StringIO finally gets its own episode!
Episode #354: Advanced Trap
Today we dive a little deeper into trapping signals.