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Petar Nonkovic petarnonkovic

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@gaboesquivel
gaboesquivel / git-cheatsheet.md
Created September 12, 2016 20:57 — forked from hofmannsven/README.md
My simply Git Cheatsheet
@gaboesquivel
gaboesquivel / what-forces-layout.md
Created September 22, 2015 15:15 — forked from paulirish/what-forces-layout.md
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.

Element

Box metrics
  • elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent
  • elem.clientLeft, elem.clientTop, elem.clientWidth, elem.clientHeight
  • elem.getClientRects(), elem.getBoundingClientRect()