Rails Validation Rails validation defines valid states for each of your Active Record model classes. They are used to ensure that only…
Tag:
active record
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Rails View Record from Database We will see an example to view data in an application. Step 1 Create a new Rails…
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Active Record Data structures are represented by a hierarchy of classes. Data is mostly stored in relational database tables. There is an…
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Ruby on Rails AJAX AJAX Introduction AJAX stands for Asynchronous Javascript and XML. It is a mixture of several technologies and is…
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Ruby on Rails Bundler In Rails, bundler provides a constant environment for Ruby projects by tracking and installing suitable gems that are…
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Rails Caching Caching is used in any web technologies. It speeds up the performance by storing previous results for subsequent requests. By…
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Ruby on Rails CRUD CRUD stands for Create, Read, Update and Delete data in a database. Active Record automatically allows an application…
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Ruby on Rails Directory Structure On creating a Rails application, the entire Rails directory structure is created. We will explain Rails 5…
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Ruby on Rails Features Rails 5 was launched on 18th September 2015 by David Heinemeier Hansson in Atlanta. Some new features were…
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Rails File Upload We can upload a file in Rails through file uploading. We will learn how to upload a file in…