The koans walk you along the path to enlightenment in order to learn ruby You can convert certain objects to hashes with The goal is to learn the ruby language, syntax, structure, and some common functions and libraries.
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In the playground you can try any ruby code you like
The official ruby documentation is included.
Ruby documentation welcome to the official ruby programming language documentation 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. If you have found an issue that affects a specific ruby community’s gem, follow the instructions on rubygems.org Miniruby is a version of ruby which has no external dependencies and lacks certain features
It can be useful in ruby development because it allows for faster build times.
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. Each of these methods takes optional argument format, which has zero or more embedded format specifications (see below). Language = hash [:language] end end matz = dev
'ruby') matz # => #<dev @name=matz, @language=ruby> creating a hash you can create a hash object explicitly with
