Month: February 2017

Classes Classes are one of the building blocks of object-oriented programming. Think of them as blueprints for creating objects. When we just throw variables and methods inside a Ruby file, it’s very loosely associated....

Symbols are just a way to name something. Typically it’s used to name attributes in a class or for options (colors, types of cuisines, type of shoe, etc). In essence, a constant string.   Use Strings instead of a...

Methods are great for DRYing up your code and organizing logic in a single place. They act a little bit like a black box. Here are some tidbits that might not be so obvious with Ruby methods. All methods have to be called on an...

Variables in Ruby are basically pointers to an object in memory (heap). a = “bacon” puts “a’s object id: #{a.object_id}” # b points to the same Object as a b = a puts “b’s object id:...

Sometimes we need to make our code more expressive and tidy but at the same time flexible and easier to use. Learning how to use Ruby blocks appropriately will level you up as a Ruby programmer. Sometimes we like to...