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Ruby Essentials is a free on-line book designed to provide a concise and easy to follow guide to learning Ruby. <table border="0" cellspacing="0" width="100%"><tr><td width="20%"><td align="center">[[Ruby Essentials|Table of Contents]]<td width="20%" align="right">[[About Ruby Essentials|Next]]</td><tr><td width="20%"><td align="center"><td width="20%" align="right">About Ruby Essentials</td></table><hr> <htmlet>ruby</htmlet> © 2012 Neil Smyth / Payload Media. This eBook is provided for personal use only. Unauthorized use, reproduction and/or distribution strictly prohibited. All rights reserved. <table><tr><td># [[About Ruby Essentials]]<br><br>
# [[What is Ruby?]]
#* [[What is Ruby?|The History of Ruby]]
#* [[Commenting Ruby Code|Single Line Ruby Comments]]
#* [[Commenting Ruby Code|Comments on Lines of Code]]
#* [[Commenting Ruby Code|Multi Line or Block Ruby Comments]]<br><br><htmlet>ezoictoc1</htmlet>
# [[Understanding Ruby Variables]]
#* [[Understanding Ruby Variables|Ruby Constants]]
#* [[Understanding Ruby Arrays|Finding Out Information About a Ruby Array]]
#* [[Understanding Ruby Arrays|Accessing Array Elements]]
#* [[Understanding Ruby Arrays|Finding the Index of an Element]]<br><br><htmlet>ezoictoc2</htmlet>
# [[Advanced Ruby Arrays]]
#* [[Advanced Ruby Arrays|Combining Ruby Arrays]]
#* [[Looping with for and the Ruby Looping Methods|The Ruby times Method]]
#* [[Looping with for and the Ruby Looping Methods|The Ruby upto Method]]
#* [[Looping with for and the Ruby Looping Methods|The Ruby downto Method]]<br><br><htmlet>ezoictoc3</htmlet>
# [[Ruby Strings - Creation and Basics]]
#* [[Ruby Strings - Creation and Basics|Creating Strings in Ruby]]
#* [[Ruby String Replacement, Substitution and Insertion|Inserting Text Into a Ruby String]]
#* [[Ruby String Replacement, Substitution and Insertion|Ruby chomp and chop Methods]]
#* [[Ruby String Replacement, Substitution and Insertion|Reversing the Characters in a String]]<br><br><htmlet>ezoictoc4</htmlet>
# [[Ruby String Conversions]]
#* [[Ruby String Conversions|Converting a Ruby String to an Array]]
#* [[Working with Files in Ruby|Renaming and Deleting Files in Ruby]]
#* [[Working with Files in Ruby|Getting Information About Files]]
#* [[Working with Files in Ruby|Reading and Writing Files]]<br><br># [[Working with Dates and Times in Ruby]]#* [[Working with Dates and Times in Ruby|Accessing the Date and DateTime Classes in Ruby]]#* [[Working with Dates and Times in Ruby|Working with Dates in Ruby]]#* [[Working with Dates and Times in Ruby|Calculating the Difference Between Dates]]<br><br># [[Useful Ruby Links and Resources]]<br><br></td><td valign="top"><htmlet>adsdaqbox</htmlet></td></tr></table> <htmlet>ruby</htmlet> <hr><table border="0" cellspacing="0" width="100%"><tr><td width="20%"><td align="center">[[Ruby Essentials|Table of Contents]]<td width="20%" align="right">[[About Ruby Essentials|Next]]</td><tr><td width="20%"><td align="center"><td width="20%" align="right">About Ruby Essentials</td></table>
