To allow HTTP 304 responses, Rails offers the fresh_when method for controllers. The most common way is to pass...
A memory leak is an unintentional, uncontrolled, and unending increase in memory usage. No matter how small, eventually, a leak...
For Rails models where only one of multiple attributes may be filled out at the same time, there is no...
When you build a JSON API you need to come up with a style to represent attributes, pagination, errors or...
If you need to convert an SVG source to PS or EPS, the most common suggestion on the interwebs is...
Resolve @{-1} to actual branch name. (Happens when merging "-".)
Greg Molnar has written a neat article about creating a single-file Rails app. This is not meant for production...
If your postgres database is only accessible from inside a kubernetes cluster, e.g. if it's configured in AWS RDS...
Working with a self-signed certificate is much easier, when the browser accepts it. Google Chrome Warnings from chrome might...
When working with feature branches, stale branches pile up over time. It's best to remove them right after merge...
Sometimes the need arises for SSL in local development. We have guides for different webservers, this one is for puma...
Note Use yarn dedupe in Yarn v2+: https://yarnpkg.com/cli/dedupe This package only works with Yarn v1. Yarn v2 supports...
When your Rails application offers downloading a bunch of files as ZIP archive, you basically have two options:
Recently we detected a memory leak in one of our applications. Hunting it down, we found that the memory leak...
The linked content includes a few design patterns implemented with Ruby on Rails. What is the card indented to achieve...
These are the results of the "personal tech stack survey". I've included only the most popular mentions, maybe it...
This should be fixed in the latest LTS-branches of our mysql2 fork, 0.2.x-lts and 0.3.x-lts...
To read the Rails session from a Rack middleware, use env['rack.session']. It's an ActionDispatch::Request::Session object.
The inset CSS property is a shorthand that corresponds to the top, right, bottom, and/or left properties. It has the...
Issue: You have an app using jsbundling-rails and esbuild. After deploy, the assets built by esbuild are missing in...
While working on a Rails application, your code base will grow a collection of different file types including: Ruby (business...
In our monitoring, RabbitMQ queues like aliveness-test may show up as unresponsive, with a ping timeout after 10 seconds...
Ruby includes many standard gems that are bundled into the Ruby installation. Here is an example for the gem strscan...
Bei Automatisierungsaufgaben kannst du dich nicht immer auf fertige Tools verlassen. Häufig musst du eine Schnittstelle zu einem bestehenden System...