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@swalkinshaw
swalkinshaw / tutorial.md
Last active November 13, 2023 08:40
Designing a GraphQL API
@eddiejaoude
eddiejaoude / README.md
Last active February 22, 2024 13:32
Install Firefox addon/extension with no user interaction
@paulirish
paulirish / what-forces-layout.md
Last active April 26, 2024 17:33
What forces layout/reflow. The comprehensive list.

What forces layout / reflow

All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.

Generally, all APIs that synchronously provide layout metrics will trigger forced reflow / layout. Read on for additional cases and details.

Element APIs

Getting box metrics
  • elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent