Search Results for "what-is-the-importantes-of-ruby-rails-in-the-future"

Lessons

In this episode, we will create our first Ruby Gem. It will be a very simplified gem that adds a method to the built-in Ruby Array class. The goal is to understand the core pieces of what is needed to create a gem that we can share with the community.

14m

Scrolling To Unread Messages

May 19, 2025 Pro

Showing users that they have unread messages is nice but it would be nicer if we scrolled them to the start of those unread messages when they visit a conversation which is what we will implement in this lesson.

15m

Separate JavaScript Importmaps For Rails Engines

Nov 12, 2024 Pro

Rails engines often need a way of providing JavaScript for their views. We can do this using Importmaps regardless of what the application is using for assets.

26m

Adding Sales to the black_friday gem

Dec 02, 2024 Pro

Calculating dates is helpful, but what if we took the black_friday gem a step further by adding sales?

Install and Running Whisper.cpp from Ruby

Apr 03, 2024 Pro

Whisper.cpp is an open source C/C++ port of OpenAI Whisper that we can use with Ruby for transcribing our videos. We'll also look at how ActiveStorage runs executables like ffmpeg to see how it works behind the scenes just like with what we're building.

16m

Sending Webhooks with Exponential Backoff

Jul 26, 2018 Pro

Sending Webhooks in Rails is easy, but what happens when the request fails? You'll need to implement retries and exponential backoff so you don't DoS their service

What is 'it' in Ruby 3.4

Dec 30, 2024

Ruby 3.4 added 'it' to reference a block parameter with no variable name. Let's check it out!

HTML Learning Path - What is HTML and Why Learn It

Nov 02, 2023

In this lesson, we will learn what HTML is and why we need to know about it.

What Is A State Machine?

Aug 20, 2015

Learn what a state machine is and how it can help you keep track of everything

13m

Designing Database Models for a Password Manager

May 30, 2023 Pro

Our first step in building any application is designing what database models we will need to store our data.

20m

Parsing Ruby with Prism

Nov 03, 2025 Pro

How does Ruby run your Ruby code? In this episode we will start to dip our toes into understanding what happens along the way on your codes journey to being run.

Thread Safety with Mutexes in Ruby

Jul 21, 2025 Pro

Thread safety can be tricky, so let's explore what can happen if our code isn't thread safe before diving into a real-world example where a mutex plays an important role in keeping a gem thread safe.

How to use Method Arguments with Before Actions in Rails

Aug 26, 2024 Pro

Before actions typically just call a method without arguments, but what if we need something more? Watch this lesson to find out!

12m

Tracing Rails Console Command With Ruby IRB/Debug

Jul 15, 2024 Pro

In this lesson, we will learn how to leverage built in IRB and Debug commands from Ruby to trace what happens when you run rails console from start to finish.

17m

What's New In Ruby 3.3

Dec 25, 2023

Ruby 3.3.0 was released today and this lesson we're diving into the goodies included in the new version.

HTML Learning Path - Anchor Elements

Nov 02, 2023

In this lesson, we will look at a key element in what make the web, the web. Hyperlinks.

14m

Unused Rails Routes Command

Sep 25, 2023 Pro

In this lesson, we will look at a new option coming to the rails routes command in Rails 7.1 which will display a list of any routes deemed as unused in your Rails application. Let's see what qualifies a route as unused and learn some other handy tips!