Ruby Tutorials for Serious Ruby Developers

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Check Out the Latest Articles:
Practical Computer Science in Ruby: Using Stacks to Solve Problems
If you don't have a CS (Computer Science) degree you might feel like you are missing out on something... Or[...]
How to Make Your Classes More Powerful by Implementing Equality
How do you compare two things in Ruby? Using == as you already know... but did you know that ==[...]
Hash Tables Explained
One of my favorite data structures is the hash table because it's simple & powerful. You probably have used it[...]
Packing & Unpacking: A Guide to Reading Binary Data in Ruby
Working with text is a lot easier than working with binary data... ...with text you can use regular expressions &[...]
How To Spy on Your Ruby Methods
Ruby has a built-in tracing system which you can access using the TracePoint class. Some of the things you can[...]
9 New Features in Ruby 2.4
It has become a tradition to release new Ruby versions on Christmas. And in this post I want to cover[...]
How to Write a Port Scanner in Ruby
Why would you want to write a port scanner? Writing a port scanner is a great way to learn the[...]
A Quick Analysis of How Minitest Works
As you may know, Minitest is the default testing library for Rails & DHH's favorite. Some people prefer it for[...]