Ruby Tutorials

Getting started with Ruby on rails

  • 2008-10-03
  • Comments
  • Emiley J.
  • 177

There is a one-click Ruby installer. You can find it here: http://www.ruby-lang.org/en/downloads/. After you download it, double-click it in Windows Explorer to run it, and then follow the directions. After installing Ruby, close any command-line windows, open a new one, and then follow the directions above to check the installation.
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if . . . elsif . . . else in Ruby on rails

  • 2008-10-17
  • Comments
  • Brian Marick
  • 177

Here is Ruby’s if statement in all its glory, wrapped in a method:
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Methods in Ruby on rails

  • 2008-10-17
  • Comments
  • Brian Marick
  • 177

Ruby methods let you create new verbs (messages) in the Ruby lan- methods guage. It’s a bit confusing that two closely related ideas—messages and methods—have such similar names.
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Command-line Arguments in Ruby on rails

  • 2008-10-17
  • Comments
  • Brian Marick
  • 177

Command-line arguments are available as strings in the array named ARGV. For example, consider this command line:
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Naming conventions in Ruby on rails

  • 2008-10-17
  • Comments
  • Brian Marick
  • 177

A Ruby name may contain letters, numbers, and the underscore character (not a hyphen). Names can’t begin with a number, nor may they include spaces. Case matters: my_ship is not the same name as my_Ship.
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Prompts, Command Lines, Prompts, and irb in Ruby on rails

  • 2008-10-17
  • Comments
  • Balram Thakar
  • 177

There are two kinds of prompts command-line prompts and irb prompts. If you type a command meant for the command-line interpreter to irb (or vice versa), you’ll get confusing results. If what you see on your screen is nothing like what the book tells you to expect, check that you’re typing at the right prompt.
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Standard Library Packages in Ruby

  • 2009-03-03
  • Comments
  • Emiley J.
  • 177

This is a list of standard library packages in Ruby
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CGI class in Ruby

  • 2009-03-03
  • Comments
  • Jeeva
  • 177

CGI is a large class, providing several categories of methods, many of which are mixed in from other modules. Some of the documentation is in this class, some in the modules CGI::QueryExtension and CGI::HtmlExtension. CGI::Cookie handles cookies.
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Benchmark module in Ruby

  • 2009-03-03
  • Comments
  • Emiley J.
  • 177

The Benchmark module provides methods to measure and report the time used to execute Ruby code.
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date and time in Ruby

  • 2009-03-03
  • Comments
  • Tadayoshi Funaba
  • 177

In common usage, the date is reckoned in years since or before the Common Era (CE/BCE, also known as AD/BC), then as a month and day-of-the-month within the current year. This is known as the Civil Date, and abbreviated as civil in the Date class.
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Open and manipulate CSV files in Ruby

  • 2009-03-03
  • Comments
  • Vijay
  • 177

To Open a CSV formatted file for reading or writing use open(path, mode, fs = nil, rs = nil, &block)
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Archived Comments

1. sir i m getting chat server started bt how a clien
View Tutorial          By: ashu at 2010-11-02 08:13:00

2. hi good article with explanation
View Tutorial          By: yuganthi at 2012-09-24 05:18:35

3. Its very useful to me
View Tutorial          By: suba at 2011-07-04 11:21:19

4. Very good for the example......
View Tutorial          By: Tuhin Subhra Mandal at 2012-10-14 12:22:01

5. The xml listed above will allow ANY domain to exec
View Tutorial          By: Mark McWhirter at 2012-10-09 05:58:14

6. Runtime rt=Runtime.getRuntime();
String cmd

View Tutorial          By: saranya at 2014-10-30 05:36:36

7. I have been trying to learn ASP.net for a week and
View Tutorial          By: eric at 2010-08-06 15:43:49

8. Hi , it was nice tutorial to understand the differ
View Tutorial          By: jagan at 2014-06-05 05:13:59

9. hi,Very Nice tutorials and iwant to know how to ch
View Tutorial          By: vimala at 2010-07-08 05:05:17

10. hi,

i have a problem. I have the ti

View Tutorial          By: Felipe at 2010-02-18 05:03:51