Exercises, examples and other material relating to training module R102. This module is presented on Private Courses
and Specially Run Courses
Ruby is a true OO language - perhaps the first
true OO scripting language where EVERYTHING is an
object. We'll introduce you to Ruby, the OO concept,
and how the two melt together to give you a fast and
efficient way of developing flexible code in applications
from system admin through web database frameworks, and
also to easily upgrade and maintain them as your
|Articles and tips on this subject||updated|
|4009||Clear, concise examples - Ruby classes and objects.|
Finding clear, concise examples of how to perform a simple programming task can be surprisingly difficult. "I just want a [Rails] model that doesn't actually use a database table" was an example yesterday. Such shouldn't be difficult, but authors tend to write a simple example and then decide "While ...
|2603||Ruby objects - a primer|
If you're new to Ruby, but familiar with Object Oriented Programming, you might like to take a quick look at the example that I wrote during yesterday's course which shows how all the major OO elements are implemented in Ruby. The sample source is [here].
Here are some of the key facts:
• Classes ...
|2287||Learning to program in Ruby - examples of the programming basics|
We so often overlook the basics of programming, and yet they are so fundamental to good code - understanding things like how widely variables can be seen (also known as variable scope), what happens when you divide two numbers (do you get a decimal result or is the remainder thrown away), and how do ...
Examples from our training material
|beast.rb|| Sample class in its own file|
|d2.10|| Define class, create and use instances of it|
|d2.11|| Use of 'self' in Ruby|
|d2.12|| Calling program to access class in another file|
|hit.rb|| A class showing each variable scope in use|
|nother|| Operators as methods - polymorphism in *|
|obrub1.rb|| Define and use a class|
|obrub4.rb|| Application to call in group of classes from a library file|
|shapes.rb|| Object Orientation in Ruby - Training Example|
|trainclass4.rb|| Definition of a train - to be shared between all railway applications|
Some modules are available for download
as a sample of our material or under an Open Training Notes License
for free download from http://www.training-notes.co.uk
Topics covered in this module
A first piece of working Ruby.
What is object orientation and why is it important?
Introduction to the terminology of objects.
If you are looking for a complete course and not just a information on a single subject, visit our Listing and schedule
Well House Consultants specialise in training courses in
. We run
throughout the UK (and beyond for longer courses), and
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It's surprisingly cost effective to come on our public courses -
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We have a technical library of over 700 books on the subjects on which we teach.
These books are available for reference at our training centre. Also
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Forum for discussion of technical questions.