By Timothy Fisher

I feel it really is fascinating that folks have given the e-book sturdy reports.

Well, okay--the publication should be, itself, an excellent assessment. yet it is not attainable to keep on with besides the instance code. A block of code should be proven, that you can kind right into a dossier if you would like. Then there will be a few research of that code...and it isn't rather a similar code while the writer talks approximately it line-by-line. i used to be suffering besides the 1st software within the e-book, attempting varied models to determine what might work...oh, and that i dunno approximately different databases, yet with PostgresQL settling on "not null" for a box doesn't hinder saving an empty string (and why may still it?)...anyway, I obtained uninterested in attempting to make stuff truly paintings.

I'm going to learn the remainder of the ebook, simply because i've got it in entrance of me. but when there have been a bookshop inside 50 miles i would just get anything else. And the ebook is old-fashioned. Rails 1.2, it says, and 2.3.3 is current.

Plus, from the acknowledgements: "I'd prefer to thank the folk at Wiley whom [sic] pointed out me as a candidate to write down this book..."

Lots of undesirable writing in right here, which I anticipate from tech books, yet that is simply foolish. undesirable grammar, used to thank his editor....

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For example, a baseball IS-A ball. A football IS-A ball also. 2. You see the Ball class as a parent class of the Baseball and Football classes. The Baseball and Football classes will inherit all of the attributes and methods of the Ball class. 2, the Ball class has two attributes, a size and a weight. These attributes will be inherited by both the Baseball and Football classes. So instances of Baseball and Football will have size and weight attributes. The Baseball and Football classes can also add their own attributes and methods to specialize the class to their particular type.

The actual executable program that you use to run your Ruby source code files is named ruby. Throughout the book, when you see ruby written in lowercase letters in the mono-space code font, you can assume it is referring to the actual Ruby executable program. Before you continue, you should have Ruby installed on your computer. Installation instructions were provided in the Quick Start chapter. If you skipped that, now is a good time to go back and get Ruby installed. CROSS-REF You also need a text editor to create your Ruby source code in.

A solid understanding of Ruby will also help you if you want to explore the internals of Rails. Remember that Rails is an open source project, meaning that all of its source code is available to anyone who wants to look at it. You can learn a great deal about advanced Ruby techniques from reading the Rails source code. The power of Ruby plays a large part in the success of the Rails framework. The Nature of Ruby Programming languages tend to have various elements of commonality. I’m not referring to the syntax of a language, but rather higher-level designs that apply to a programming language.

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