Working with Ruby
Hi, I am Jan. This is my old Ruby blog. I still post about Ruby, but I now do it on idiosyncratic-ruby.com. You should also install Irbtools to improve your IRB.

Project Euler 19, 20, 21, 22, 23, 24, 25 (Ruby)

September 2010, ruby · ruby1-9 · hints · one-liners · euler

The next pack of Project Euler solutions.

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Little heplers for Ruby print debugging

September 2010, ruby · hints · irb · working-environment · one-liners · zucker

Not everyone likes debuggers. I rather print the debug values myself – it works and I do not need to learn a debugger :P

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How to properly check for your Ruby interpreter, version and OS

September 2010, ruby · gem · hints · tutorial · zucker

Zucker 4 adds accessors to some environment information:

  • OS: returns the current operating system
  • RubyEngine: returns the current Ruby implementation
  • RubyVersion: returns the current Ruby version

And here is how it works.

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Do you know the official Ruby interpreter "goruby"?

August 2010, ruby · ruby1-9 · fun · golf · regex 
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New features of Ruby Zucker version 2 and 3

August 2010, ruby · ruby1-8 · ruby1-9 · gem · irb · zucker

The Zucker gem has gotten some new features. Installation is as easy as
 gem install zucker
and
 require 'zucker/all'

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Introducing Ruby Zucker - a new syntactical sugar gem

August 2010, ruby · ruby1-8 · ruby1-9 · gem · hints · tutorial · thoughts · regex · zucker

Zucker is a collection of lightweight scripts (cubes) that make Ruby even more beautiful: rubyzucker.info

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The multi mega method list

July 2010, ruby · hints · irb

One of my favourite ways of learning something about existing code is to load it into irb and play around with it. You are able to ask every object in irb what it can do. It is as easy as you just asking for methods or public_methods and the object will show its abilities. But often you get spammed by Object or irb methods that you rarely want to use.

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