Ryan Macy rmacy

## jquery-code-example.js
$('#someElementId').removeClass('hidden').addClass('display');

## interacting-with-return-results.js
let ourValue = [1, 2, 3, 4].map(val => val + 1).sort((a, b) => a > b);

## interacting-with-return-results.js
[1, 2, 3, 4].map(val => val + 1).filter((a, b) => a > b);

## what-forces-layout.md

      
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                rmacy
                / what-forces-layout.md
            
            
              Created
              April 24, 2019 01:16
                — 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()