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www.railstips.org | ||
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blog.jayfields.com
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| | | | | Module.include(module, ..) is commonly used to mix modules into classes and other modules. When a module is included the constants, methods... | |
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thomascountz.com
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| | | | | Adding Functionality to Client Classes The first step in tackling this problem is to add functionality to a model class. If we have a class Book, we want to add a class method Book.find , and some instance methods book#title, book#author, and book#isbn, without needed to explicitly write them, like we did in the original spike. A Note on Mix-Ins & Inheritance When you want to create a model with ActiveRecord, you have to inherit from the Base module: class Book < ActiveRecord::Base; end There are endless debates about composition v. inheritance, and, from my perspective, they all mostly lean towards composition, but what about using mix-ins versus using string inheritance? In Ruby, inheriting and including a module both add a new entity in the method look-up... | |
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www.honeybadger.io
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| | | | | A lot of problems faced by beginning Rubyists are caused by not understanding `self`. In this post we'll take a deep dive into `self` under conditions both common and uncommon. | |
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alvaromontoro.com
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| | | The first step was to create an account on Digital Ocean (DO). It was easy and straightforward, although I'm not a big fan of having to add a credit card number for a supposedly free service. :: Blog post at Alvaro Montoro's Personal Website. | ||
