New Video: RUBYOPT and the Sneaky Shim
Sometimes we need to temporarily patch third-party code—to add compatibility shims, or to add some diagnostics. And sometimes, that’s not easy to do… and we…
Tag: Ruby
RUBYOPT and the Sneaky Shim
You need to insert a compatibility shim, diagnostics, or tracing code into a Ruby process… but you don’t have control over how the program is…
Ask the Runtime
It’s hard to eat a sandwich with a spoon, and it’s hard to debug dynamic programs with static tools. In this episode, we look at…
Getting the Lay of the Land in an Unfamiliar Project
You’ve just git-cloned a project you’ve never worked on before. How do you get oriented and situated? In this unrehearsed video, I talk about some…
Ruby Block-Local Variable
Ruby’s variable-scoping rules can be a little surprising if you’re coming from a C-like language. Learn how to introduce variable “shadowing” to Ruby blocks, and…
Bouncer Method in Ruby
In which we discover a micro-pattern for extracting method input validations… with a uniquely Ruby twist at the end.
Ruby Sequencing Operator
A question about multiple activities to the left of a statement modifier leads to some language lawyering about control flow, precedence, and semicolons.
Hardened Ruby
Learn about common attack vectors and how to code defensively against them!
The Ruby Railyard
A guided tour through our Rails-specific topics.
Deep Ruby
Understand Ruby better by digging deep into internals, implementations, and extending the language.