JavaScript chapter of the 2019 Web Almanac covering how much JavaScript we use on the web, compression, libraries and frameworks, loading, and source maps. (more…)

One of the most important rules for writing a deterministic, easy-to-debug code is avoiding side effects. The obvious choice if we want to meet this assumption is to use the functional paradigm. This, however, poseses a risk of poor code readability. (more…)

JavaScript engines use a mechanism called lazy parsing to run code more quickly.

I recently published our results for the 2017 edition of the annual State of JavaScript survey, collected from over 23,000 developers. (more…)

xstate - Stateless JS Finite State Machines and Statecharts... (more…)