There are different kind of memory measurement metrics in Linux. These are the differences: Code Name Description vsz virtual memory...
While most Rails Apps are tied to at least one external REST API, machine-to-machine communication via GraphQL is...
Some rubygems come in platform-specific versions (i.e. "x86_64-linux") in addition to the usual "ruby" platform. This is...
If you want someone to be able to access your rails console, but don't want them to be able...
Using Capistrano, we usually have some array configurations in the config/deploy.rb file, like set :linked_files, %w[config/database.yml], so in...
If you want to find out what type of network card is used for a given network interface on a...
If you are using the routing-filter gem in your Rails 7.1 app for managing URL segments for locales or...
What is makandra cards? We are makandra, a team of 60 web developers, DevOps and UI/UX experts from Augsburg, Germany...
There are two ways a logout in SAML can happen: Service Provider (SP) initiated and Identity Provider (IDP) initiated logout...
Developing or debugging SAML functionality can be a hassle, especially when you need to go back and forth with someone...
10.0.0 2024-03-07 Compatible changes console command: You can now globally disable the IRB multiline feature by setting irb...
Any form fields where users enter numbers should be an . Numeric inputs have several benefits over : On mobile or tablet...
A Rails script lives in lib/scripts and is run with bin/rails runner lib/scripts/.... They are a simple tool to perform...
Your development server is usually running on an insecure HTTP connection which is perfectly fine for development.
It happens from time to time that a job in a GitLab pipeline fails. Sometimes, however, the error message is...
Getting an entire test suite green can be a tedious task which involves frequent switches between the CLI that is...
This Capistrano task runs a command on all servers. bundle exec cap production app:run cmd='zgrep -P "..." RAILS_ROOT/log/production.log...
You can use pg_repack to do a VACUUM FULL without holding an exclusive lock during processing. There is still...
A general overview about why and how we migrate can be found under Migrating from Elasticsearch to Opensearch
In Capistrano 3, your Capfile requires 'capistrano/rails/migrations', which brings two Capistrano tasks: deploy:migrate and deploy:migrating. The former checks...
Getting CSS (and JS) live reloading to work in a esbuild / Rails project is a bit of a hassle, but...
If you ever need to restore exact records from one database to another, Marshal might come in handy. Marshal.dump is...
Creating Nagios Config with puppet Let's have a look at the classic way of managing Nagios configuration with exported...
If you want to automatically delete old container images from your Elastic Container Registry, the solution is a quite simple...