Simon Willison’s Weblog

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Thursday, 18th April 2019

An Intro to Threading in Python (via) Real Python consistently produces really comprehensive, high quality articles and tutorials. This is an excellent introduction to threading in Python, covering threads, locks, queues, ThreadPoolExecutor and more.

# 5:24 am / python, threads

How Zoom’s web client avoids using WebRTC (via) It turns out video conferencing app Zoom uses their own WebAssembly compiled video and audio codecs and transmits H264 over WebSockets.

# 6:20 pm / websockets, webassembly

Using the HTML lang attribute (via) TIL the HTML lang attribute is used by screen readers to understand how to provide the correct accent and pronunciation.

# 9:09 pm / accessibility, html, localisation, screenreaders

2019 » April

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