Ruby Association Certified Ruby Programmer Silver

Overview

This course will introduce the fundamentals concepts for the Ruby programming language. Ruby is an easy programming language to learn. Its popularly used by startups in developing web applications and for administering systems. Ruby was developed to make programmers happy and is popularly knwon for the Rails web application framework. Ruby is also the language used for developing Puppet, a systems automation software and MetaSploit, a security assesment framework.This course is designed for both programmers and developers who want to get the fundamentals of programming in Ruby.

Duration

The course is full time and runs over 5 days. This course is primarily offered as a private course to a team, group or a company.

Programming Experience

This is a beginner's course and no prior programming experience is required. A good command of computer skills, the command line or the terminal are required.

Technical Skill

We primarily use Linux or Mac during the course. A Windows machine can also be used but some things might not work. So technical knowledge on the Linux environment is required.

Private Training

This course is primarily offered as a private course. A minimum of 4 delegates is required to schedule the course. The course can be run on your premises or our premises. When run on your premises, the course costs R9 500 per delegate with a minimum of 4 delegates to schedule the course. The cost is R12 500 to run the course on our premises and training can be done in either Johannesburg, Durban or Cape Town. There is no fixed date the course will run, we work with your team to find suitable dates to run the course.

Course Curriculum

Introducing Ruby Programming Language

Ruby Language Overview
Who is Using Ruby in Production
Setting up the development environment
Using Interactive Ruby Shell(irb)
Hello World in Ruby
Everything is an object in Ruby

Ruby Language Syntax

Creating and using variables
Using and commenting code
Number and Operators in Ruby
Ruby core language constructs

Ruby Operators

Ruby Expressions
Arithmetic Operators
Shift or Append Operators
Comparison Operators
Booleans Operators
Range Operators

Ruby Strings

String Literals
String Methods
Concatenating Strings
Substituting Variables into String(String Interpolation)
Reversing Strings
Processing a String One Character at a Time
Changing Case Strings
Matching Strings with Regular Expressions
Validating an Email Address
Extracting Strings
String Methods
String Documentation
String Exercises

Using Arrays

Creating Arrays
Accessing Array Elements
Adding\/Removing Items from an Array
Iterating Over an Array
Selecting Elements from an Array
Reversing an Array
Sorting Arrays
Sguffling an Array
Summing the Items of an Array
More Array Methods
Array Documentation

Ruby Hashes

Creating Hashes
Creating a Hash with Default Values
Adding Elements to a Hash
Using Symobls and Hash Keys
Sorting Hash Elements
Accessing Hash Elements
Iterating Over a Hash
Altering Hashes
Merging Hashes
Searching a Hash
More Hash Methods

Working with Numbers

Creating Numbers
Numeric Alterations
Numeric Comparisons
Number Exercises

Ruby Date and Time

Date Classes
Printing Today's Date
Formatting Date
Waiting a Certain Amount of Time
Converting Bwtween Date and Times

Working with Conditionals

Creating Boolean values
Expression tests
Comparative operators

Ruby Constants

ARGF
ARGV
DATA
ENV
RUBY_*
STDERR
STDIN
STDOUT
TOPLEVEL_BINDING
TRUE\/FALSE\/NIL

Ruby Loops and Iterators

Loop Method
While Loop
Until Loop
While and Until Loops – Alternative Syntax
Ruby Iterator Methods

Functions and Methods

Defining and Calling Methods
Default Parameters
Initialize Method
Returning from a Method
Returning Multiple Values
Named and Variable Parameters
Method Aliasing
Un-defining a Method
Class Methods versus Instance Methods

Classes and Modules

What are Classes
Objects
Class Properties
Constructors
Private Methods
Protected Methods
Checking Class or Module Membership
Inheritance
Modules
Ruby Class Variables
Ruby Class Variables
Local Variables
Instance Variables
Global Variable

Errors and Exceptions

What are Errors
Catching Errors and Exceptions
Raising Exceptions
Creating Your Own Exceptions
Throwing and Catching Exceptions

Ruby Input and Output

File Input\/Output
File Access Modes
Directory Modification
Checking if a File Exists
Checking File Access
Deleting a File
Changing Permissions on a File
Writing to a File
Reading Contents of File
Comparing Files
Redirecting Standard Input and Output
Network Input\/Output
Higher Level Network Input\/Output
Using Networking Libraries
Building a Chat Command Line App with WebSockets
Writing and Reading Input and Output from other Programs

Advanced Ruby Features with Blocks, Procs, and Lambdas

Creating and Invoking a Block
Writing Methods that Accept a Block
Yield Operator
Using Ruby Procs
Using Lambdas

Metaprogramming

Finding Object's Class and Super Class
Listing Object's Methods

Modules and Namespaces

Multiple Inheritance with Mixins
Extending Specific Objects with Modules
Mixing in Class Methods
Avoiding Naming Collision with Namespaces

Testing in Ruby

Types of Testing
Unit Testing
Integration Testing
Automated Testing
Behaviour Driven Development
Test Driven Development Testing
Introduction to Testing with RSpec

Internet Services

Getting Web Page Contents
Performing a DNS Query
Sending Email
Interacting with Remote Servers using SSH
Checking if a Server is Available with Ping

Using Libraries

Finding and Installing RubyGems
Developing APIs and Web Apps with Sinatra
Building Web Apps with Rails Gem
Some Popular RubyGems

Packing and Distributing Software

Automatically Running Tasks with Rake
Automatically Generating Documentation Creating a RubyGem
Distributing RubyGem

Deploying Ruby Apps on Heroku

Installing the Heroku Command Line Client
Installing git
Generating an SSH Key
Creating a Proc file
Creating a new app
Pushing to Heroku