Rubygems supports a 2FA for your account. Once enabled you need to provide your personal OTP code for every release...
If you use webpacker in your Rails application, and you have completely disabled Sprockets, you might get the following error...
Not all versions of Node.js are compatible with each other. Also npm packages may require a minimum or maximum version...
PostCSS is a tool for transforming styles with JS plugins. In Webpacker you can configure the plugins and their settings...
When doing some meta-programming magic and you want to do something for all attributes of a class, you may...
This is a short overview of things that are required to upgrade a project from the Asset Pipeline to Webpacker...
Suggested Workflow Set the ruby version in .ruby-version to 2.3.5, then perform these steps one by one, fixing errors...
At makandra, we've built a few gems over the years. Some of these are quite popular: spreewald (> 1M downloads...
Authentication is a special part of web applications. On the one hand, it usually is a crucial security mechanism restrict...
In medium-sized to large Rails applications, asset compilation can take several minutes. In order to speed up deployment, asset...
When your application is running on a multi-server setup, application logs are stored per server (unless you choose a...
For applications coming with lots of stylesheets and scripts, asset compilation might take quite long. This can be annoying when...
mysql> SELECT @@global.version; +------------------+ | @@global.version | +------------------+ | 5.6.30 | +------------------+ 1 row in set (0,00 sec) MySQL 5.6 Reference Manual says "BLOB and TEXT...
Understanding your type of cronjob Some cronjobs must only run on a single server. E.g. when you run nightly batch...
After loading a staging dump into development, you might get an ActiveRecord::EnvironmentMismatchError when trying to replace the database (like...
You can use local copies of gems in your Gemfile like this: gem 'spreewald', path: '~/gems/spreewald' As soon as you...
Middleman is a static page generator that brings many of the goodies that Rails developers are used to.
We generally use multiple application servers (at least two) and you have to search on all of them if you...
This error message may occur when rspec gets loaded by rake, e.g. when you migrate the test database. NoMethodError: undefined...
So you're getting an error like this: undefined method `activate_bin_path' for Gem:Module (NoMethodError)
A Rake task appears in rake -T if it has a description: desc 'Compile assets' task :compile do ... end
Improve geordi cucumber: Only attempt @solo run when the specified files contain the @solo tag, skip @solo run if any...
You want Spring for super-fast binstubs like bin/rails or bin/rspec which avoid Rails boot time. You want parallel_tests...
When you run rake db:rollback and nothing happens, you are probably missing the latest migration file (or have not...