Ruby programming tutorial
Download free Ruby tutorial course in PDF, training file in 69 chapters and 235 pages. Free unaffiliated ebook created from Stack OverFlow contributor.
Table of contents
- About
- Getting started with Ruby Language
- Hello World
- Hello World as a Self-Executable File—using Shebang (Unix-like operating systems only)
- Hello World from IRB
- Hello World without source ?les
- Hello World with tk
- My First Method
- Casting (type conversion)
- Casting to a Float
- Casting to a String
- Casting to an Integer
- Floats and Integers
- Operators
- Operator Precedence and Methods
- Case equality operator (===)
- Safe Navigation Operator
- Assignment Operators
- Comparison Operators
- Variable Scope and Visibility
- Class Variables
- Local Variables
- Global Variables
- Instance Variables
- Environment Variables
- Sample to get user pro?le path
- Constants
- De?ne a constant
- Modify a Constant
- Constants cannot be de?ned in methods
- De?ne and change constants in a class
- Special Constants in Ruby
- __FILE__
- __dir__
- $PROGRAM_NAME or $0
- $$
- $1, $2, etc
- ARGV or $*
- STDIN
- STDOUT
- STDERR
- $stderr
- $stdout
- $stdin
- ENV
- Casting (type conversion)
- Variable Scope and Visibility
- Constants
- Comments
- Multidimensional Arrays
- DateTime
- Numbers
- Comparable
- Methods
- Blocks and Procs and Lambdas
- Exceptions
- Enumerable in Ruby
- Inheritance
- Regular Expressions and Regex Based Operations
- Ruby Access Modifiers
- Loading Source Files
- Range
- Introspection in Ruby
- Recursion in Ruby
- JSON with Ruby
- Gem Creation/Management
- Gem Usage
- Queue
- Struct
- Dynamic Evaluation
- Message Passing
- Truthiness
- Introspection
- Catching Exceptions with Begin / Rescue
- IRB
- Generate a random number
- Getting started with Hanami
- OptionParser
- Operating System or Shell commands
- C Extensions
- Debugging
- Ruby Version Manager
- Installation
It is a free Ruby ebook created for beginners. The content is extracted from Stack Overflow pltaform, which is written by many Ruby developers and contributors.
The content is released under Creative Commons BY-SA
| Size : | 1.87 MB |
| File type : | |
| Downloads: | 824 |
| Created: | 2019-04-30 |
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