Want to cut down on the mental friction of good object design? Use this organic approach to sprouting new classes in Ruby!
Episode #628
Process Substitution
In this Bash-focused episode, we'll explore a nifty trick for reading from subcommands as if they were files!
Episode #627
Rake Global Tasks
Rake isn't just for running tests. You can use Rake to organize all your favorite development automation tasks across ALL your projects. Find out how, in this episode!
Episode #626
Numbered Parameters
In a language full of expressive little shorthands, it's time to meet a new idiom! This one makes simple blocks even more concise.
Episode #625
Docker Diff
"What did that program change?!!" - In today's episode you'll see how you can definitively answer this question, using a built-in feature of Docker!
Episode #624
ltrace
As we've explored recently, strace is a powerful tool for understanding how a program interacts with the operating system. But it's only for system calls. Learn how to use ltrace …
Episode #623
Strace
Learn to use strace - a powerful microscope for peering into a program's interactions with the operating system.
Episode #622
Send Variations
Sometimes you need to invoke a method whose name you won't know until runtime. In this episode, you'll learn the differences between #send, #public_send, and #send, gotchas of using them, …
Episode #621
lsof; or: what process is using my port?!
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 …