Ruby has a vast collection of libraries called gems, supporting everything from web development to data processing. With mature frameworks like Rails and comprehensive toolchains, you can combine …

Ruby is a general-purpose programming language. Its design puts an emphasis on programming productivity and simplicity. In Ruby, everything is an object, including primitive data types. Yukihiro …

See Ruby Falls on Lookout Mountain, one of Tennessee's best attractions! Discover the park's cave adventures, ziplines, incredible views, luxury treehouse lodging, historic castle, tasty cafe, and family …

What is a variable? Working with variables. That pesky newline! What is an array? What is a hash?

Sep 4, 2025 · Ruby is a popular backend programming language, widely used for building modern applications and services. It makes development faster, easier, and more productive compared to …

See the Installation page for details on building Ruby from source. If you have an issue compiling Ruby, consider using one of the third party tools mentioned above.

Fast, searchable Ruby documentation for core and standard libraries. Plus, links to tutorials, guides, books, and related sites.

Ruby comes with a program that will show the results of any Ruby statements you feed it. Playing with Ruby code in interactive sessions like this is a terrific way to learn the language.

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 follows the influence of the Smalltalk language by giving methods and instance variables to all of its types. This eases one’s use of Ruby, since rules applying to objects apply to all of Ruby.