There seems to be no way to use therubyracer -v '0.11.4' and libv8 -v '3.11.8.17' on OS X Mavericks.

I am talking about development speed. When your application starts growing and you start adding gems, it starts to take...

This is a short overview of things that are required to upgrade a project from the Asset Pipeline to Webpacker...

The nokogiri gem provides different packages for several platforms. Each platform-specific variant ships pre-built binaries of libxml2, e.g...

There is a new card about how to do this with the new AWS Command Line Interface

For my computer science bachelor's thesis I programmed and evaluated a CLI Test Case Prioritization (TCP) tool for makandra...

Every Rails response has a default ETag header. In theory this would enable caching for multiple requests to the same...

In case you want to require a gem, that is not in the Gemfile of you bundle and therefore not...

In a Jasmine spec you want to spy on a function that is imported by the code under test. This...

Both knapsack and parallel_tests have the option to split groups by historic execution time. The required logs for this...

This is a presentation from 2019-01-21. Summary We want to move away from jQuery in future projects

When deploying a Rails application that is using Webpacker and Capistrano, there are a few configuration tweaks that optimize the...

With puma you can have concurrent requests. There are two concepts on how Puma can handle two incoming requests: Workers...