Ruby Tutorials

Getting started with Ruby on rails

  • 2008-10-03
  • Comments
  • Emiley J.
  • 2995

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
  • 2995

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
  • 2995

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
  • 2995

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
  • 2995

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
  • 2996

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.
  • 2995

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

  • 2009-03-03
  • Comments
  • Jeeva
  • 2995

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.
  • 2995

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
  • 2995

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
  • 2995

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. very thanks...
View Tutorial          By: anush at 2012-08-10 07:46:53

2. more info needs to be given ............
View Tutorial          By: sufficient for new commer at 2008-05-09 00:41:58

3. Hi, I implemented those project in my NetBeans, cr
View Tutorial          By: Leshqo at 2008-11-14 07:09:13

4. To DD -

The comment you just posted

View Tutorial          By: Alex at 2011-09-30 10:36:11

5. Thanks so much useful to me.
View Tutorial          By: Bhuvan at 2012-05-31 14:57:57

6. Thank for simple and nice code. Pls,
1. li

View Tutorial          By: Sherif at 2011-12-26 14:12:12

7. hi,
How to create certificate from https://

View Tutorial          By: CN Balu Ramesh at 2011-07-19 08:38:31

8. Thanks, Just what i was looking for.
View Tutorial          By: Baapu at 2009-10-21 15:21:43

9. Useful info
View Tutorial          By: valli at 2014-10-27 10:56:58

10. nice
View Tutorial          By: pran at 2013-07-16 05:03:19