RUBY Programming, For Beginners, Quick Start Guide

Chapter 1 Ruby Introduction
Chapter 1 Ruby Introduction
	The First Ruby Program
	Install Ruby
	Ruby Irb
	Ruby Editor
	Comments
	Ruby Program Example
	Output Text
	Ruby Identifier
	Variable
	Naming Variables
	Constant
	Reserved Words
	BEGIN Statement
	END Statement
	Data Types
	Integer
	Float
	String
	Array
	Hash
	Range
	Escape Characters
Chapter 2 Method
Chapter 2 Method
	Call a Method
	Method with Parameters (1)
	Method with Parameters (2)
	Return
	Class
	Defining Class
	Create Ruby Objects
	The Initialize Method
	Class & Object Example
Chapter 3 Variables
Chapter 3 Variables
	Global Variable
	Instance Variable
	Class Variables
	Local Variable
	Constants
	Arithmetical Operators
	Logical Operators
	Assignment Operators
	Comparison Operators (1)
	Comparison Operators (2)
	Conditional Operator
	Parallel Assignment
	Range Operator
	defined? Operator
	Operator "."
	Operator “::”
	Operators Precedence
Chapter 4 If Statement
Chapter 4 If Statement
	If-else Statement
	If-elseif Statement
	While Statement
	Until Statement
	Break Statement
	Next Statement
	For-in Statement
	Case Statement
	Redo Statement
	Block
	Yield Statement
	BEGIN Block
	END Block
	Module
	Require
	Include
Chapter 5 String
Chapter 5 String
	Multi-Line String (1)
	Multi-Line String (2)
	Insert a String
	Connect Strings
	Freezing String
	Comparing String
	Uppercasing String
	Lowercasing String
	Substring (1)
	Substring (2)
	String Methods
Chapter 6 Array
Chapter 6 Array
	Create an Array
	The Value of Elements
	Accessing Array Elements
	First & Last
	Take
	Drop
	Add an Element (1)
	Add an Element (2)
	Insert an Element
	Remove an Element (1)
	Remove an Element (2)
	Delete an Element
	Remove Repeated Elements
	Array Built-in Methods
	Hash
	Modify Hash
	Hash built-in Methods
Chapter 7 Set Date
Chapter 7 Set Date
	Get Date
	Set Time
	Get Time
	Set Datetime
	Get DateTime
	Set Local Time & UTC
	Get Local Time & UTC
	Time Zone
	GM Time & Local Time
	Range
	Convert to Array
	Included ?
	Max & Min
	Each Iterator
	Conditional Range
	“ === ” Symbol
	Reverse
	Each Iterator
	Time Iterator
	Upto Iterator
	Step Iterator
Chapter 8 File
Chapter 8 File
	Create File Object (1)
	Create File Object (2)
	Create File Object (3)
	Create File Object (4)
	Rename a File
	Delete a File
	Gets
	Putc
	File Check (1)
	File Check (2)
	Show Current Folder
	Create & Specify a Folder
	Delete a Folder
	Close File
	File Methods
	Directory Methods
	Exceptions
	Handling Exception
	Exception Type
	Raise
	Rescue
	Exception Object
	Retry
	Else
	Ensure
Appendix Tests & Answers
Appendix Tests & Answers
	Tests
	Answers
Source Code Download