Ruby On Rails

Tutorials

Rails Design Patterns: Presenter

Rails Design Patterns: Presenter Why do we need design patterns?The problem is that Rails architecture, Model-View-Controller, gives you a basic structure to put your code in.But this isn’t enough.Your views grow large .

Write a simple DSL in Ruby

Write a simple DSL in Ruby A DSL (Domain Specific Language) can be thought of as a dialect built for a unique purpose. At the bottom, it is a set of functions that are made available to be used inside the given domain.The syntax used in the Gemfile, Rakefile or in tests wri...

Stubbing calls to AWS in Rails tests

Stubbing calls to AWS in Rails tests I use aws-sdk gem to deal with file uploads to S3 in my Rails application. I needed to add tests for the account logo upload and removal feature. I use Paperclip gem to do the file uploads.Typically, applications use file storage in test environme...

Mastering Packs in Webpacker

Mastering Packs in Webpacker In the previous article, we saw what Webpacker is and how Rails 6 has integrated it. In this article, we will understand how to use the packs.A new Rails 6 app creates following files under app/javascript, the new destination for writing our JavaS...

Tutorial - Use transactions to extract your Rails controller

Tutorial - Use transactions to extract your Rails controller When your Rails app needs to handle multiple steps, your controllers' methods can become a mess. Don't despair, though. You can delegate sequential steps to business transactions and Marie-Kondo those messy controllers. I'll show you how.Let's kee...

Multiple ways to generate PDF charts in Rails 6

Multiple ways to generate PDF charts in Rails 6 So Rails 6 finally released with tons of new features. I was doing a task related to data representations and it needed lots of charts rendering stuff. But now they have new requirement to make each one printable. For that i need to convert those ...

Generate PDF Charts with ChartJS in Rails 6

Generate PDF Charts with ChartJS in Rails 6 It gets messier when you try to render charts and graphs on PDF, as even widely used gem like wickedPDF doesn’t properly support HTML canvas element without applying patches, and becomes headache to upgrade in long run. Today I’ll tell you a quick...

Setup JQuery DataTable with Bootstrap 4 in Rails 6

Setup JQuery DataTable with Bootstrap 4 in Rails 6 DataTables provide a quick and handy way to add functionalities to Tables.. In this article we are going to implement DataTable with bootstrap 4 theme to our brand new Rails 6 App. We will be using static data for this article.

🚀 Configurable plain Ruby 📨 email validator. Verify email via Regex, DNS and SMTP. Be sure that email address valid and exists.

🚀 Configurable plain Ruby 📨 email validator. Verify email via Regex, DNS and SMTP. Be sure that email address valid and exists. The Truemail gem helps you validate emails via regex pattern, presence of DNS records, and real existence of email account on a current email server. Also Truemail gem allows performing an audit of the host in which runs.

Map Redis types directly to Ruby objects

Map Redis types directly to Ruby objects This is not an ORM. People that are wrapping ORM’s around Redis are missing the point.The killer feature of Redis is that it allows you to perform atomic operations on individual data structures, like counters, lists, and sets. The atomic part is ...

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