The Docker project is revolutionizing the way many teams deliver software, by making it possible to package up virtual machines into lightweight, portable containers. But even if your project isn’t […]
Want line terminators in input text to just Go Away? Ruby has a mode for that!
Be wary of the temptation to DRY up testing code. As you'll see in this episode, a refactoring that might add value to to application code can actually make your …
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 …
Why do Ruby programmers use so much String interpolation where other devs might prefer concatenation? Join Jessitron and Avdi for a dialog on language design, idiom, and history!
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!
Have you ever needed to understand the HTTP[S] communication between a client program and its server? Learn to use the mitmproxy server to spy on HTTP requests---even if they are …
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.