CarrierWave comes with a set of default configuration options which make sense in most cases. However, you should review these...
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...
If your project depends on an old version of ImageMagick that you can no longer install in your system, you...
You can use git worktree to manage multiple working trees attached to the same repository. But why should I use...
When you repeat a subpattern with a *, + or {...} operator, you may choose between greedy, lazy and possessive modes. Switching modes...
bundle outdated [--filter-major|--filter-minor|--filter-patch] Example output for bundle outdated --filter-major Other examples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...
Consider the following models and form models: class Parent < ApplicationRecord has_many :children, class_name: 'Child', foreign_key: 'parent_id...
By default, your terminal emulator (Gnome Terminal, Terminator, etc.) sets some kind of window title to reflect the shell type...
Rails 6 includes a WYSIWYG editor, Action Text. It works out of the box quite well, but chances are that...
There are several tools for DNS debugging which offer you more or less information. Most of the time the more...
I just ran into this deployment error after switching from the asset pipeline to webpack: 01:05 deploy:assets:precompile...
I just finished migrating a project from the Asset Pipeline to Webpacker, this is what my diff to master looks...
In case Ruby does not detected the expected encoding of a file automatically you can specify the known encoding manually...
In my experience, the most common sources of memory leaks are APIs like these: addEventListener. This is the most common...
In Ruby you can communicate between processes with sockets. This might be helpful in tests that validate parallel executions or...
The Truemail gem (not to be confused with truemail.io) allows validating email addresses, e.g. when users enter them into a...
When testing with Cucumber / Caypbara, iframes are ignored, so you can't interact with them. To interact with your iframe...
Headless Chrome is a way to run the Chrome browser without a visible window. Configuring Capybara Configure the Capybara driver...
Whenever requires you to set the application attribute in your Capistrano configuration. Otherwise your cronjobs are created multiple times.
This is an informational site about video and how it works. We started by talking about Playback, next we added...
Using Ruby 1.8.7 you will not be able to use the maximum versions Rubygems 1.8.30 and Bundler 1.17.3 with https://...
Feature Queries (Edge 12+): Similar to @media queries, @supports blocks can be scoped to browsers that support a given declaration...