Next time you have to do more than trivial CSS changes on a project, you probably want to have live...
So you're hunting down a regression (or just a bug) and want to use git bisect to find out...
When building an application that sends e-mails to users, you want to avoid those e-mails from being classified...
A lot of web applications require being called over https, which is a good thing. It's possible to configure...
It sometimes happen that a database dump, that would want to insert into your development database, does not match the...
Improve geordi cucumber: Only attempt @solo run when the specified files contain the @solo tag, skip @solo run if any...
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
While working on a Rails application, your code base will grow a collection of different file types including: Ruby (business...
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...