If you have an issue compiling ruby, consider using one of the third party tools mentioned above. The koans walk you along the path to enlightenment in order to learn ruby The goal is to learn the ruby language, syntax, structure, and some common functions and libraries. Ruby documentation welcome to the official ruby programming language documentation Getting started new to ruby Start with our getting started guide
Core classes and modules explore the essential classes and modules In the playground you can try any ruby code you like The official ruby documentation is included. Identical regexp can or cannot run in linear time depending on your ruby binary Neither forward nor backward compatibility is guaranteed about the return value of this method. Ruby 3.3.8 released posted by nagachika on 9 apr 2025 ruby 3.3.8 has been released
If you have found an issue that affects a specific ruby community’s gem, follow the instructions on rubygems.org Ruby’s grammar differentiates between statements and expressions All expressions are statements (an expression is a type of statement), but not all statements are expressions. 'ruby'} person # => {name Ruby} you can use a hash to give names to method arguments Def some_method (hash) p hash end some_method ({foo
When the last argument in a method call is a hash, the curly braces may be omitted:
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