This is an extract from the linked article. It shows an approach on how to implement encrypted passwords with the...
Rails 5.2+ supports "verbose query logs" where it shows the source of a query in the application log.
When you use Sentry to monitor exceptions, an important feature is Sentry's error grouping mechanism. It will aggregate similar...
In Ruby on Rails, all the routes of a given application can be found within the config/routes.rb file.
When writing some logs to a file, that don't use Ruby's logger utility, it is often useful to...
If you have a Ruby Pathname, you can use the method :/ to append filepaths to it. With this method, Ruby...
Ruby's File class has a handy method binary? which checks whether a file is a binary file. This method...
If you want to prevent that two processes run some code at the same time you can use the gem...
CSP hat zum Ziel einen Browser-seitigen Mechanismus zu schaffen um einige Angriffe auf Webseiten zu verhindern, hauptsächlich XSS...
We're pleased to announce Ruby 3’s new language for type signatures, RBS. One of the long-stated goals...
GoodJob is a new background worker gem. It's compatible with ActiveJob. We're huge fans of Sidekiq for its...
These warnings are printed when the etc Gem is installed, while etc is also included in Ruby. Fix with:
"Open-source software (OSS) is great. Anyone can use virtually any open-source code in their projects." Well, it depends...
Nokogiri is great. It will even fix invalid HTML for you, like a browser would (e.g. move block elements out...
PostgreSQL offers three character types for your columns: character varying(n) (also called varchar or just string): Contents are limited...
In a web application you sometimes have tasks that can not be processed during a request but need to go...
An unresponsive service can be worse than a down one. It can tie up your entire system if not handled...
Speaker today is Henning Koch, Head of Development at makandra. This talk will be in German with English slides.
We use CarrierWave in many of our projects to store and serve files of various formats - mostly images. A common...
tl;dr Don't forget require 'English' if you use a named global such as $LAST_MATCH_INFO. Otherwise this...
We use the whenever gem to automatically update the crontab of the servers we deploy to. By default, whenever will...
In case you want to use pry with an older version of Ruby, you can try the following configurations.
Ruby and Rails have several methods for creating a new object that looks like another: clone, dup, deep_dup. When...
You can install rubygems 3.0.8 (released on February 18, 2020) to keep all the Gem::Specification#rubyforge_project deprecation warnings...