Ruby On Rails

Tutorials

How We Test Rails Applications

How We Test Rails Applications We use RSpec feature and specs heavily,Feature specs, a kind of acceptance test, are high-level tests that walk through your entire application ensuring that each of the components work together. They’re written from the perspective of a user clic...

How To Set Up User Authentication with Devise in a Rails 7 Application | DigitalOcean

How To Set Up User Authentication with Devise in a Rails 7 Application | DigitalOcean The Devise gem is an authentication solution for Ruby on Rails applications; it helps you set up production-ready user authentication in your projects without having to do everything on your own. Devise provides many useful features such as handli...

Use Private Debugging Aliases

Use Private Debugging Aliases In one of my previous posts, I described a way to improve your productivity by using Rails console aliases. The downside of the described approach is that the .irbrc file is usually committed to the repository.If you’re working in a larger team, i...

Adding Sidekiq Job Context to ActiveRecord Query Log Tags

Adding Sidekiq Job Context to ActiveRecord Query Log Tags Anyone that has worked with Rails for any significant amount of time probably knows that Rails performance tends to be tightly coupled to database query performance. For this reason, it’s extremely valuable to make friends with your local slow que...

[JA]error_highlight: user-friendly error diagnostics / Yusuke Endoh @mametter - YouTube

[JA]error_highlight: user-friendly error diagnostics / Yusuke Endoh @mametter - YouTube [JA]error_highlight: user-friendly error diagnostics / Yusuke Endoh @mametter.

[EN]Ruby programming with types in action / Soutaro Matsumoto @soutaro - YouTube

[EN]Ruby programming with types in action / Soutaro Matsumoto @soutaro - YouTube [EN]Ruby programming with types in action / Soutaro Matsumoto @soutaro.

How to reduce memory usage in Ruby – AbstractBrain Answers

How to reduce memory usage in Ruby – AbstractBrain Answers The problem is related to Ruby threads and how memory allocation works at low-level. In many cases it’s not a memory leak, but just a memory bloat.Here’s two effective solution that we have used in production to reduce the memory usage:Reduce the ...

Using Watir to automate web browsers with Ruby | ScrapingBee

Using Watir to automate web browsers with Ruby | ScrapingBee For years, it’s been possible to automate simple tasks on a computer when those tasks have been executed using the command line. This is known as scripting. A bigger challenge, however, is to control the browser since a GUI introduces a lot more v...

[JA][Keynote]Ruby meets WebAssembly / Yuta Saito @kateinoigakukun - YouTube

[JA][Keynote]Ruby meets WebAssembly / Yuta Saito @kateinoigakukun - YouTube [JA][Keynote]Ruby meets WebAssembly / Yuta Saito @kateinoigakukun - YouTube.

[JA]Tools for Providing rich user experience in debugger / Naoto Ono @ono-max - YouTube

[JA]Tools for Providing rich user experience in debugger / Naoto Ono @ono-max - YouTube Turn on Youtube CC for video subtitles.

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