Ruby Documentation Welcome to the official Ruby programming language documentation. Getting Started New to Ruby? Start with our Getting Started Guide. Core Classes and …

Mar 3, 2010 · 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 …

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.

5 days ago · Ruby was first developed by Matz (Yukihiro Matsumoto) in 1993, and is now developed as Open Source. It runs on multiple platforms and is used all over the world …

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.

Mar 26, 2025 · Please see the GitHub releases for further details. This version is a last version of normal maintenance for Ruby 3.2 series. We will fix only security issues for Ruby 3.2 series …

See class Float for the constants that affect Ruby’s floating-point arithmetic. What’s Here Trigonometric Functions ::cos: Returns the cosine of the given argument. ::sin: Returns the …

This system is hosting the development of Ruby language and its related projects. You must register your account and activate it via an email before reporting issues.

class Date: Class \Date provides methods for storing and manipulating calendar dates. You need both dates and times; \Date handles only dates.

:call Call a Ruby method. :return Return from a Ruby method. :c_call Call a C-language routine. :c_return Return from a C-language routine. :raise Raise an exception. :rescue Rescue an …