24ways have created a web development Advent calendar and are releasing some really interesting articles in the run up to Christmas like how best to secure your website or how to create your first Chrome extension.
Learning Dollars have put together a great list of 15 source code tools that can be used to help developers make sense of professional code bases, ranging from Chrome Developer Tools up to research projects to illustrate runtime events based on questions asked by the user.
UX Movement have a handy post that describes bad practices on phone form fields, along with some recommendations on how to reach the holy grail of UX; don't make users think.
Inventor of the world wide web Tim Berners Lee has announced the launch of a new open source project called Solid. The project aims to provide a new paradigm for access and sharing personal data online. Users control their own data in a POD and explicitly grant read and write permissions on their data.
The Tilda Publishing Blog have a great post describing the most common webdesign mistakes made with layout, positioning, fonts and colours that are best avoided.
This interesting article describes how one line of Javascript code caused the Financial Times website to become 10 times slower, and how the problem was diagnosed. The cause was a blocking call to JSON parse and stringify which involved unnecessary deep copying of data.