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                                              日本語

                                                What is Ruby?

                                              Ruby is an interpreted object-oriented programming language often used for web development. It also offers many scripting features to process plain text and serialized files, or manage system tasks. It is simple, straightforward, and extensible.

                                                Features of Ruby

                                                * Simple Syntax
                                                * Normal Object-oriented Features (e.g. class, method calls)
                                                * Advanced Object-oriented Features (e.g. mix-in, singleton-method)
                                                * Operator Overloading
                                                * Exception Handling
                                                * Iterators and Closures
                                                * Garbage Collection
                                                * Dynamic Loading of Object Files (on some architectures)
                                                * Highly Portable (works on many Unix-like/POSIX compatible platforms as well as Windows, macOS, etc.) cf. https://docs.ruby-lang.org/en/master/maintainers_md.html#label-Platform+Maintainers

                                                How to get Ruby

                                              For a complete list of ways to install Ruby, including using third-party tools like rvm, see:

                                              https://www.ruby-lang.org/en/downloads/

                                              You can download release packages and the snapshot of the repository. If you want to download whole versions of Ruby, please visit https://www.ruby-lang.org/en/downloads/releases/.

                                                Download with Git

                                              The mirror of the Ruby source tree can be checked out with the following command:

                                                $ git clone https://github.com/ruby/ruby.git

                                              There are some other branches under development. Try the following command to see the list of branches:

                                                $ git ls-remote https://github.com/ruby/ruby.git

                                              You may also want to use https://git.ruby-lang.org/ruby.git (actual master of Ruby source) if you are a committer.

                                                How to build

                                              See Building Ruby

                                                Ruby home page

                                              https://www.ruby-lang.org/

                                                Documentation

                                                * English
                                                * Japanese

                                                Mailing list

                                              There is a mailing list to discuss Ruby. To subscribe to this list, please send the following phrase:

                                                join

                                              in the mail subject (not body) to the address ruby-talk-request@ml.ruby-lang.org.

                                                Copying

                                              See the file COPYING.

                                                Feedback

                                              Questions about the Ruby language can be asked on the Ruby-Talk mailing list or on websites like https://stackoverflow.com.

                                              Bugs should be reported at https://bugs.ruby-lang.org. Read "Reporting Issues" for more information.

                                                Contributing

                                              See "Contributing to Ruby", which includes setup and build instructions.

                                                The Author

                                              Ruby was originally designed and developed by Yukihiro Matsumoto (Matz) in 1995.

                                              matz@ruby-lang.org

                                        About

                                        The Ruby Programming Language

                                          www.ruby-lang.org/

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                                          cjitlanguageobject-orientedprogramming-languagerubyruby-languagerust

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