Ruby on Rails Screencast Tutorials - Page 9

Including Javascript and CSS Libraries With Rails

May 26, 2015

Learn how to include 3rd party Javascript and CSS libraries with the Rails Asset Pipeline

How ActionCable Uses Redis

Jul 04, 2016 Pro

Check out some behind the scenes of ActionCable to understand how and why it uses Redis

17m

Migrating From jQuery to Vanilla Javascript

May 23, 2017

Without jQuery in Rails 5.1, we explore what it takes to convert your traditional jQuery code into vanilla Javascript methods

How to use Dependency Injection in Ruby

Jan 08, 2020

Dependency Injection is a common technique for making your code more flexible and testable by removing strict dependencies upon other classes, modules, and other types of dependencies in your code

25m

Group Chat with ActionCable: Part 4

Aug 09, 2016

In this series, we're building a clone of Slack using Rails 5 and ActionCable

10m

Testing External APIs with VCR

Oct 29, 2019 Pro

Testing integrations with external APIs in your Rails app can be hard. You don't know what requests are being made (or even the responses), so how can you properly mock them out? VCR to the rescue.

25m

Contributing To Open Source: Fixing A Bug In Devise

Oct 27, 2015

See how I discovered and fixed a bug in the Devise open source project

18m

API HTTP Requests using Faraday

Aug 19, 2021

The first step in building an API wrapper Rubygem is building your HTTP client. We're going to use Faraday as our HTTP client and get it setup with authentication.

13m

PDF Receipts

Apr 17, 2015

Learn how to add PDF receipts to your application so users can easily download receipts of their purchases

17m

Sending Emails with SMTP and Sendgrid

Aug 17, 2016 Pro

Setup Rails to send emails over SMTP using your Sendgrid account

11m

How to Remove Unused CSS Classes from Tailwind CSS, Boostrap, and more with PurgeCSS

CSS frameworks like Tailwind, Bootstrap, Foundation, etc all come with many CSS classes you probably aren't using. This creates huge CSS files unless we use a tool like PurgeCSS to look through our code and remove the unused classes.

10m

Preventing Conflicts with Optimistic Locking

Aug 15, 2019 Pro

When things (users, jobs, etc) attempt to update the same record at the same time, we can often lose changes. Optimistic locking uses a lock version number to warn you about updating stale objects so you can handle that safely.

12m

Realtime browser updates with Cable Ready

Jun 08, 2020

Learn how to use Cable Ready to perform realtime browser updates using actions generated in Rails controllers, models, and background jobs. Cable Ready is the magic behind Stimulus Reflex.

13m

Docker Basics for Rails

Mar 22, 2021

Docker allows you to build a self-contained image with your application code and all it's dependencies. We'll setup our Dockerfile for the Rails app and Docker Compose yml for any other services we might need like Postgres or Redis.

14m

Styling with Bootstrap Sass

Jul 07, 2014

Learn how CSS and Javascript frameworks should be added to Rails applications

21m

Refactoring Your jQuery Code with Objects in Coffeescript

May 21, 2015 Pro

A great way to clean up your jQuery spaghetti code is to by using objects in Coffeescript / Javascript

17m

Primer on Rails 5.1's new UJS library

May 09, 2017 Pro

Learn how the new Rails UJS library works and compares with the old version of jquery_ujs that it replaces

20m

Auto-detect User Time Zones in Rails

Aug 28, 2018 Pro

Use the jstz Javascript timezone library to help auto-detect and set the user's time zone in your Rails apps

10m

Handling First & Last Name with the name_of_person gem

Oct 17, 2018

Deciding whether or not to have separate first and last name fields gets a bit confusing. Basecamp's recently released name_of_person gem shows you exactly how to handle this reliably and also stands as a fantastic example of how to build a concern

Server Administration with Cockpit

Jan 17, 2019

Linux server administration can be a pain. You can use cockpit to monitor your servers and keep an eye on long running processes like Sidekiq and Puma without having to SSH into your servers.

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