Getting started new to ruby Start with our getting started guide Core classes and modules explore the essential classes and modules 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. 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 until end of march 2026 Please consider upgrading to ruby 3.3 or 3.4 series It also offers many scripting features to process plain text and serialized files, or manage system tasks It is simple, straightforward, and extensible. Ruby code can raise exceptions
This document contains frequently asked questions about ruby with answers This faq is based on “ the ruby language faq ” originally compiled by shugo maeda and translated into english by kentaro goto. What’s here trigonometric functions ::cos Returns the cosine of the given argument Returns the sine of the given argument Returns the tangent of the given argument
Returns the arc cosine of the given. We intend to release the latest stable ruby version (currently ruby 3.4) every two months following the most recent release Following this release (3.4.4), ruby 3.4.5 is scheduled for july, 3.4.6 for september, 3.4.7 for november, and 3.4.8 for january. 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).
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