Just dumping this in case somebody might need it. When you need a CSS value (a padding, margin, height etc...

on the bash (issued as postgres user) Start/Stop/Restart PostgreSQL pg_ctl -D $configdir start|stop|restart Start/Stop/Restart the corresponding PostgreSQL...

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

The postMessage API is an alternative to JSONP, XHR with CORS headers and other methods enabling sending data between origins...

The pages listed here contain tests and experiments about features, possibilities, browsers’ bugs concerning CSS. That is, over 200 experiments...

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...

Web technology is a broad field and you cannot be an expert in all aspects. However, it is useful to...

Just like we use gems on the server, we use third party JavaScript libraries in the browser. These typically provide...

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

TLDR: When you put CSS rules into a partial and import that partial multiple times, the CSS rules will be...

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

Building plain text emails with an .erb template doesn't allow you to indent code like you normally do in...

The linked article states that CSS breakpoints should group "similar" screen sizes and thus be at: 600px "narrow"

There is no CSS selector for matching elements that contains a given string ¹. Luckily, Capybara offers the :text option to...

We used zeroclipboard.js in some of our projects but now we switched to clipboard.js because it does not rely on...

Yesterday I stumbled across a talk in which the guy mentioned module sub-classing. I was curious what you can...

A haml angular 1 template with .thing(class="is-{{:: item.type }}") will be compiled (by haml) to which is not what...

This might be relevant for us since we're often managing customer documents in our apps. I played around with...

We often use VCR to stub external APIs. Unfortunately VCR can have problems matching requests to recorded cassettes, and these...

SVG is an acronym for "scalable vector graphics". SVGs should be used whenever an image can be described with vector...

AWstats is build to regularly run on webservers. If you want it to build a report once, here is the...