instant.page uses just-in-time preloading — it preloads a page right before a user clicks on it.

This gist describes a method of using MailHog for testing mail delivery with MAMP PRO on MacOS.

Installing composer for global use on MacOS

JS & CSS Merge & Minify written in PHP, published under MIT License.

Nice overview of some CSS properties to control the behavior of text selections on web pages.

While ProcessWire 3.0.142 has quite a lot of updates in it, the biggest is the addition of support for custom fields within File and Image fields. No longer are you limited to just the Description and Tags inputs for your files/images. Now you can add whatever fields you need.

A curated list of ProcessWire content and one of the most interesting additions to the ProcessWire ecosystem.

Creates boilerplates for different ProcessWire module types.

Optimizes SVG images for smaller filesize

An offline alternative to CodePen for testing some lines of HTML/CSS/JS as a Chrome extension

PHP script for searching and replacing strings in the database, with UI and "dry run" mode wich shows an preview of the expected result.

Using calc(), attr(), counter and filter in pure CSS

Some tips on performance optimzation for MODX Revolution

HowTo serve AMP pages within your MODX Revolution installation by using the AMPify Extra.

Analyses webpages using PageSpeed and YSlow

Guide to understand SQL queries.

A great guide about hardening the HTTP headers and making a site more secure.

Faster Drop-In-Replacements for Wayfinder, getResources, getResourceField, Sitemap, Breadcrumbs, getPage