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• Ruby

• CMOS #8: Lynn 'Cyrin' Conway on Bundler, RubyGems and Ruby Together

• Pretty print JSON with beautifier: How to make a JSON readable

• Registry of 3rd party libraries / packages / modules

• Getting started with Ruby

• Iterate over characters of a string in Ruby

• Solution: Number guessing game in Ruby

• Variables and Variable Interpolation in Ruby

• Range in Ruby

• Basic data structures in Ruby (Scalar, Array, Hash)

• Count digits in Ruby

• split in Ruby

• Arrays in Ruby

• How to convert a string to UPPERCASE or lowercase in Ruby?

• Convert String to Number in Ruby

• Reading CSV file in Ruby

• Ruby ENV - access the environment variables

• For loop in Ruby (iterating over array elements)

• Solution: rectangle in Ruby (CLI and STDIN = Standard IO)

• How to write to file in Ruby