How the Gemfile Works in Ruby on Rails 6
In this lesson, we are going to dive into the Gemfile in a Ruby on Rails application. Now, Gemfiles can actually be used by any type...
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How to Fix the PG Gem Build Error by Using the pg_config Path
In this guide, I wanna walk through a common error that I've seen quite a few students and developers run into when they're setting...
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Compress Images via the CLI in Ruby with the Image Optimization RubyGem
Image compression can make a significant difference in the performance of your applications. There are a number of online utilities...
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How Ruby’s Dig Method Works with Hashes and Yaml Files
In this Ruby tutorial we are going to walk through how we can use the new Ruby Dig method. Now, the Dig method provides a really nic...
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Example of How to Work with an API in Ruby
This is an exciting section as we are going to learn how to work with API calls in Ruby. We’ll start out with a basic API exam...
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Installing jQuery in a Rails 5.1+ Application with Webpack
In Rails 5.1+, Rails no longer ships with jQuery by default, below are the steps you can follow for integrating the jQuery library i...
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How to Create a Weighted Lottery Program in Ruby
This Ruby coding exercise walks through how to build out a weighted lottery and utilizes methods such as each_with_object, nested it...
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Guide to Rails Encrypted Credentials
Starting in Rails 5.2+, the framework now comes with a built in way to encrypt configuration credentials and environment variables....
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