Ruby On Rails Modules

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Ruby on rails modules.

Built on the ruby programming language ruby on rails ror or sometimes just rails is a fully fledged website framework which includes everything you need to complete a website project including the ability to manage logic routing and applications all out of the box these handy tools also include database integration and controllers which makes it easier to facilitate web. Modules as namespaces modules as mixins. Modules provide a namespace and prevent name clashes. Modules give you two major benefits.

This module contains a bunch of classes and modules for example the rails application class here we can see that the application class is. In this lecture we ll discuss modules. Active support core extensionsactive support is the ruby on rails component responsible for providing ruby language extensions utilities and other transversal stuff it offers a richer bottom line at the language level targeted both at the development of rails applications and at the development of ruby on rails itself after reading this guide you will know. Modules implement the mixin facility.

We ll talk about built in ruby modules and we ll also talk about the concept of require relative. Latest version rails 6 0 3 3 released september 10 2020. So on the basic level module really just a container. Delegation reserved keywords w arg args block delegation reserved method names set new ruby reserved keywords delegation reserved keywords freeze.

A good example of namespacing is the rails module. Of course ruby and ruby on rails are built upon various individual components as are all object oriented languages. Modules are a way of grouping together methods classes and constants. What core extensions are.

Ruby on rails 6 0 3 3. Since the mid 1990s the ruby computer programming language has become ever more popular. Ruby reserved keywords w alias and begin begin break case class def defined. Modules provide a structure to collect ruby classes methods and constants into a single separately named and defined unit.

This is useful so you can avoid clashes with existing classes methods and constants and also so that you can add mix in the functionality of modules into your classes. It s a container for classes methods or other modules even. Ruby forms the basis of the famous ruby on rails web application development technology on which twitter and several other famous web based applications run. Music hi and welcome to lecture 12.