Sometimes, due to git or other "accidents", important files get deleted or overwritten. At a state when even Ctrl+Z...
webpack is a very powerful asset bundler written in node.js to bundle (ES6) JavaScript modules, stylesheets, images, and other assets...
From Ubuntu 17, rbenv fails to install Ruby below 2.4 because of a mismatching OpenSSL dependency: it needs libssl1.0-dev for...
git apply allows you to apply a diff onto your HEAD. Most often you can achieve the same result with...
Jasmine has long standing support for writing asynchronous specs. In days gone by we used the done callback to achieve...
If rspec hangs with no output and you dont get a backtrace neither with --backtrace nor by just killing it...
The gem json fails to install for Ruby 2.5 if you use a version equal or below 1.8.3.
Not all versions of Node.js are compatible with each other. Also npm packages may require a minimum or maximum version...
The issue in this card can occur if the node_modules directory is checked into your Git repository. We usually...
When installing a gem you can use version comparators like >= or ~>. That way it is possible to fetch the latest...
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...
jQuery has a function $.fn.trigger(). You can use it to dispatch an event on a jQuery object: let $element = $('.foo...
Over the years we have tried several solution to have vector icons in our applications. There are many ways to...
TL;DR Most web applications do not require action on this. SameSite=None (old browser default) will continue to work...
Was ist Elastic? Suchmaschine, basierend auf Apache Lucene größtenteils Open-Source einige kommerzielle Features ("Elastic Stack", früher "X-Pack") Zugriffsrechte...
To avoid multiple versions of a package, you can manually maintain a resolutions section in your package.json. We recommend you...
This is a short overview of things that are required to upgrade a project from the Asset Pipeline to Webpacker...
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...
When we want to use our own (or bought) fonts in an application with Webpack(er), we have two options...
Webpacker is Rails' way of integrating Webpack, and version 4 has been released just a few days ago, allowing us...
RSpec >= 3.3 added aggregate_failures, which allows multiple failures in an example and list them all, rather than aborting on...