The issue in this card can occur if the node_modules directory is checked into your Git repository. We usually...
When you update your ChromeDriver to version 75 or beyond, you might get w3c errors in your tests.
Cucumber up to version 2 had a neat feature called Step Argument Transforms which was dropped in favor of Cucumber...
If you get requests with values for formats like this: {:locale=>[:de], :formats=>["../../../../../../../../../../etc/services{{"], :variants=>[], :handlers=>[:erb, :builder, :raw, :ruby...
Webpacker can automatically create an icon font from SVG files, which is really handy. When you're using the asset...
Over the years we have tried several solution to have vector icons in our applications. There are many ways to...
Download buttons can be difficult to test, especially with Selenium. Depending on browser, user settings and response headers, one of...
If you struggle with a /boot partition that is too small for updates, and you are too intimidated by the...
TL;DR Most web applications do not require action on this. SameSite=None (old browser default) will continue to work...
When delivering non-public uploaded files (images, documents etc), one has to decide whether and how to do authorization. The...
Was ist Elastic? Suchmaschine, basierend auf Apache Lucene größtenteils Open-Source einige kommerzielle Features ("Elastic Stack", früher "X-Pack") Zugriffsrechte...
Tod is a gem for working with daytimes. That's a tuple of (hour, minute second) without a day, month...
To avoid multiple versions of a package, you can manually maintain a resolutions section in your package.json. We recommend you...
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...
In Rails, we usually have a mailer setup like this: class MyMailer < ActionMailer::Base def newsletter mail to: 'receiver@host.tld',
Many mail clients do not support external style sheets. Some even require all styling inline, which means you'll have...
While deploying an Ruby update to an old application these days, we encountered the following misleading error: *** [err :: some-host.makandra.de] You...
Rails' ActiveSupport::TimeWithZone objects have both a timezone code and offset, e.g. Thu, 28 Mar 2019 16:00:00 CET...
You can use .ids on an ActiveRecord scope to pluck all the ids of the relation: # Modern Rails User.where("users.name...
From at least Rails 4, the ActionView tag helper turns Array values of HTML options into a single space-separated...
Webpacker is Rails' way of integrating Webpack, and version 4 has been released just a few days ago, allowing us...
Rails' params hash contains any request parameters (URL parameters or request payload) as well as routing parameters like :controller, :action...
Bundler 2 requires at least Ruby 2.3.0 and RubyGems 2.5.0. You might get the following error when you try to...