It seems like changing the HTTP_ACCEPT_LANGUAGE is not possible for a headless chrome. On Ubuntu the headless Chrome...
I ran into a situation in which I received the yarn integrity check warning when starting the rails console even...
I encountered a unlucky behavior of byebug 11.1.3 (the most recent version at time of writing) when using it with...
When storing files for lots of records in the server's file system, Carrierwave's default store_dir approach may...
When deleting a record in your Rails app, Carrierwave automatically takes care of removing all associated files. However, the file...
Webpack builds can take a long time, so we only want to compile when needed. This card shows what will...
To attach files to your records, you will need a new database column representing the filename of the file...
When your Rails application server raises error, Capybara will fail your test when it clears the session after the last...
In Ruby (almost) everything is an Object. While this enables a lot of powerful features, this concept might be confusing...
The ActionDispatch module of Rails gives you the helper method flash to access the flash messages in a response.
To ensure Spring is not running: bin/spring stop pkill -f spring To prevent Spring from starting again: export DISABLE_SPRING...
By default parallel_tests will spawn as many test processes as you have CPUs. If you have issues with flaky...
CarrierWave comes with a set of default configuration options which make sense in most cases. However, you should review these...
Sometimes you want to have a time in a given timezone independent from you Rails timezone settings / system timezone. I...
tl;dr: Upgrade the gem to at least 4.0.1 When you use rspec_rails in a version < 4 with Rails...
A rough guide how to implement a REST API. The discussion here includes some interesting points as well: Timestamps: ISO8601...
bundle outdated [--filter-major|--filter-minor|--filter-patch] Example output for bundle outdated --filter-major Other examples
Recently I made an upgrade from Bootstrap 3 to Bootstrap 4 in a bigger project. Here are some tips how...
Rails 6 includes a WYSIWYG editor, Action Text. It works out of the box quite well, but chances are that...
PostgreSQL has partial indexes. With a partial index you tell Postgres to only index rows matching a given query.
Rails supports alert and notice as default flash types. This allows you to use these keys as options in e.g...
SSHKit 1.9.0 might fail with the following error, when trying to deploy a Rail application. Upgrading the gem to version...
When deploying a Rails application that is using Webpacker and Capistrano, there are a few configuration tweaks that optimize the...
IRB 1.2 (shipped with Ruby 2.7, but works on 2.5+) brings pretty syntax highlighting and multiline cursor navigation. However, pasting...