This HTML entity encoder and decoder covers sensibly selected named entities published by the World Wide Web Consortium (W3C) in the HTML5 specification plus 106 additional special characters (math symbols, currency, cards, arrows, etc.).
Learn how to implement responsive images using HTML and CSS techniques: HTML picture element, img element with srcset, sizes, CSS media queries, image-set, and container queries.
The concept of void elements in HTML and how they differ from self-closing tags in XML, XHTML, and SVG. Highlighting, syntax, and parsing differences.
“There are only two hard things in Computer Science: cache invalidation and naming things.”
