Ruby Tutorial
Ruby: File Name Extension
By Xah Lee. Date:
2022-12-25
.
Ruby source code file name extension is
.rb
Ruby Tutorial
Version Dates
Print Version String
File Name Extension
Run Script
Newline and Indentation
Doc Lookup
Ruby Basics
Print
Print
String
Quote String
Quote Long String
Format String
String Operations
Unicode 💎
Source Code Encoding
Types
Value Types
Type Conversion
List Object Methods
List All Classes
Variable
Variable
Boolean
True, False
Branching
If Then Else
Case
Loop, Iteration
Loop
Loop thru Array
Map f to Array
Data Structure
Array
Hash Table
Function
Define Function
Misc
Call Shell Command
Ruby: Sigils
Complex Numbers
Intro to Reading Ruby Doc: What's M, C, ::, # ?
Predefined Global Variables
What is RVM, Gem, Rake, Bundler, RDoc, ri, irb?