When redirecting you should take care to use the right HTTP status code. From controllers When redirecting from a controller...
I recently had the problem that embedded code boxes crashed my layout. It turned out that pres break out of...
tl;dr With ES2021 you now can use str.replaceAll(), Promise.any(), logical assignment operators, numeric separators and WeakRef on all major...
tl;dr: Use the URLSearchParams API to make your live easier if you want to get or manipulate query parameters...
Due to the way we setup Jasmine tests in our projects, you may run into various errors when Jasmine boots...
While we are used to run our JavaScript tests on a test page within our Browser, it's also possible...
To ensure a consistent code style for JavaScript code, we use ESLint. The workflow is similar to integrating rubocop...
This are the steps I needed to do to add esbuild to an application that used the vanilla rails asset...
We use foreman to start all necessary processes for an application, which are declared in a Procfile. This is very...
Building application assets with esbuild is the new way to do it, and it's great, especially in combination with...
When Capybara locates elements in the DOM, by default it allows only accessing visible elements -- when you are using a...
One really simple way to check whether JavaScript Sentry integration was successful (raven-js or @sentry/browser), is to create an...
You can use RSpec::Matchers.define_negated_matcher to define a negated version of an existing matcher. This is particularly useful...
An element with display: grid can define its grid-template-columns based on (preferred) child width using the repeat function...
Use option:checked to find the currently selected option: select.querySelector('option:checked') Yes, :checked, not :selected. This is the same...
In my case [...] the catalog is an XML that contains all kinds of possible products, categories and vendors and it...
TL;DR When using Cache-Control on a Rails application, make sure the Vary: Accept header is set.
Rack::SteadyETag is a Rack middleware that generates the same default ETag for responses that only differ in CSRF tokens...
Field error steps Spreewald's The...
...field should have an error and The...
...field should have the error...
...steps now...
Some users might use Adblock Plus or similar browser plugins to reduce the number of ads displayed. If you run...
Modern versions of Capybara include a finder method #ancestor which allows you to find a parental element using CSS or...
Jasmine is a great way to unit test your JavaScript components without writing an expensive end-to-end test for...
A flaky test is a test that is often green, but sometimes red. It may only fail on some PCs...
You want to use fields in your applications. However, your desktop users may encounter some weird quirks: Aside from allowing...