tl;dr When a cookie includes an Expires attribute or an HTTP response includes caching headers like Expires or Cache...
You can improve your LIKE / ILIKE search queries in PostgreSQL by adding a GIN index with an operate class ("opclass...
I was recently asked to optimize the response time of a notoriously slow JSON API endpoint that was backed by...
If you want to collapse/expand elements with dynamic content (and thus unknown height), you can not transition between height: 0...
Code splitting is a feature of esbuild that can keep huge libraries out of the main bundle. How code splitting...
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 When using Cache-Control on a Rails application, make sure the Vary: Accept header is set.
If you want Sidekiq to be able to talk to Redis on staging and production servers, you need to add...
Here is an ES5 object literal with two string properties and a function property: let user = { firstName: 'Max', lastName: 'Muster...
Speaker today is Henning Koch, Head of Development at makandra. This talk will be in German with English slides.
To make CSS rules dependent on the screen size, we use media queries: @media (max-width: 500px) { // rules for screen...
Within a Flexbox layout, there are multiple CSS attributes that may affect a child's basis (the initial width before...
Was ist Elastic? Suchmaschine, basierend auf Apache Lucene größtenteils Open-Source einige kommerzielle Features ("Elastic Stack", früher "X-Pack") Zugriffsrechte...
min-width is known as a CSS property that can be set to define a least width for an element...
Puma allows you to specify the max and min threads. In development this could be useful if you use a...
Occasionally, your designer will hand you designs where elements break the layout's horizontal container width, like navigation buttons of...
Here is how to model basic logic in media queries. AND With keyword and. # Target viewport widths between 500 and...
MySQL and MariaDB have an SQL mode setting which changes how MySQL behaves. The SQL mode value is comprised of...
Browsers support different types of redirects. Be very careful with these status codes: 301 Moved Permanently 308 Permanent Redirect
Separate subject from body with a blank line Limit the subject line to 50 characters (max. 72), include...
ImageMagick has a command line tool called identify which can read image metadata: >identify -verbose DSC00136.JPG Image: DSC00136.JPG Format: JPEG...
Showing various caching patterns. Includes WhatsApp screenshots.
Imagine you have a list you want to render inline on large screens, but stacked on small screens. high