As we continue exploring Ruby one-liner alternatives to UNIX command-line operations, today we tackle a common case: a combination of grepping through multiple files, and collating the results.
Tag: one-liners
Episode #642
Line Ending Processing Mode
Want line terminators in input text to just Go Away? Ruby has a mode for that!
Episode #638
Ruby as a Filter
Learn how Ruby's -p flag along with a bunch of handy shortcuts can take a script's worth of text filtering and shrink it to a one-liner!
Episode #635
ARGF, That’s Some AWK-ward Ruby!
Diving deeper into the world of Ruby one-liners, today we'll learn about more special variables, querying the input stream, and... ghoooooost loooooops! 👻