Want line terminators in input text to just Go Away? Ruby has a mode for that!
Ruby has tools like -n and -p for filtering and summarizing text right from the command-line. But what about columnar input, like process listings or CSV? Today we'll see how …
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!
Put on your flip-flops, because today we venture ever deeper into the world of Ruby one-liners!
Diving deeper into the world of Ruby one-liners, today we'll learn about more special variables, querying the input stream, and... ghoooooost loooooops! 👻
Don't spend time mastering UNIX tools if you can use Ruby one-liners instead.
Learn to use strace - a powerful microscope for peering into a program's interactions with the operating system.
Have you ever gone to start a local development server, only to have it complain that the port is already taken? In this episode you'll learn about how to use …
Learn about Ruby's Perl-style I/O special variables, and why they exist.