When making requests using curl, no cookies are sent or stored by default. However, you can tell curl to re...

When you print (or print preview) and elements are cut off (e.g. after 1st page, or "randomly") you should check...

Situation: You want to write a spec for a function inside an Angular service. This function at some point makes...

By default, browsers will not wrap text at syllable boundaries. Text is wrapped at word boundaries only. This card explains...

An end-to-end test (E2E test) is a script that remote-controls a web browser with tools like Selenium...

When your public-facing application has a longer downtime for server maintenance or long migrations, it's nice to setup...

Slides for Henning's talk on Sep 21st 2017. Understanding sync vs. async control flow Talking to synchronous (or "blocking...

If you are using PDFKit / wkhtmltopdf, you might as well want to use custom fonts in your stylesheets. Usually this...

The linked article shows how to exploit websites that include unsanitized user input in their CSS. Although the article often...

Let's say you have a form that you render a few times but you would like to customize your...

This is useful if, for example, you want to use a background-image that has to scale with the width...

By default Middleman generates files with a .html extension. Because of this all your URLs end in /foo.html instead of...

Middleman is a static page generator that brings many of the goodies that Rails developers are used to.

The parallel-gem is quite easy to use and can speed up rendering time if you want to render the...

Imagine the following HTML structure, where the scrolling container has overflow-y: scroll: +--scrolling container+-+ | | | +-child element+----+ | | | ++iframe++ | | | | | | | | | | | | | | +-----------------------+ | | | | <-- actually cut...

Sometimes you want/have to send specific http(s) requests. You can do that easy with curl or just write the...

This is not an issue in newer versions of HAML (starting with 5.0.0), as the ugly-option was removed...

Line-height and vertical-align are simple CSS properties. So simple that most of us are convinced to fully understand...

There seems to be a nasty bug in Chrome 56 when testing with Selenium and Capybara: Slashes are not written...

If you use Angular 1.4+ together with Angular Animate, all ng-show, ng-hide, ng-class etc. are animated on...

A comprehensive introduction to sending HTML emails. Intro: HTML email: Two words that, when combined, brings tears to a developer...

In general, you should not put a block element inside an inline element. So don't do this: text