Eagerloading an association in ActiveRecord is a very handy feature that helps to cut down on the amount queries made to a database and successfully avoid N + 1 queries. When using ActiveRecord as an ORM, it’s also very easy to load nested associations, e.g.

In order to make sure our customer data is as safe as possible, we decided to implement encryption at rest. Although we tried a few different approaches, we finally settled on encrypting the database file system and everything related to it. As we are already using an Amazon PostgreSQL instance,...

Testing integral parts of web browsers that rely on user interaction is always tricky and often requires a cumbersome implementation. File inputs are no exception. Consider the following JavaScript snippet that is triggered when we add a file to an input field.