The goal is to learn the ruby language, syntax, structure, and some common functions and libraries. This system is hosting the development of ruby language and its related projects Ruby documentation welcome to the official ruby programming language documentation
Ruby - Wikipedia
Getting started new to ruby
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Core classes and modules explore the essential classes and modules This is a list of ruby releases The shown dates correspond to the publication dates of the english versions of release posts and may differ from the actual creation dates of the source tarballs. 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 code can raise exceptions Most often, a raised exception is meant to alert the running program that an unusual (i.e., exceptional) situation has arisen, and may need to be handled. 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.
Each of these methods takes optional argument format, which has zero or more embedded format specifications (see below). Class \struct provides a convenient way to create a simple class that can store and fetch values The first argument, a string, is the name of th