Compares performance on the same task using Lodash vs two styles of Ramda vs two styles of "native" Javascript. In all cases the task is pulling "counter" property from each item in an array, filtering out odd items, squaring them, then returning those squared values that have less than two digits.

Compares performance on the same task using Lodash vs two styles of Ramda vs two styles of "native" Javascript. In all cases the task is pulling "counter" property from each item in an array, filtering out odd items, squaring them, then returning those squared values that have less than two digits.

Compares performance on the same task using Lodash vs two styles of Ramda vs two styles of "native" Javascript. In all cases the task is pulling "counter" property from each item in an array, filtering out odd items, squaring them, then returning those squared values that have less than two digits.

Compares performance on the same task using Lodash vs two styles of Ramda vs two styles of "native" Javascript. In all cases the task is pulling "counter" property from each item in an array, filtering out odd items, squaring them, then returning those squared values that have less than two digits.

Using indexOf instead of regex to find a sub string

Tests

Comparing speed of getting element by class name with jQuery vs Vanilla JS

Comparing speed of getting element by class name with jQuery vs Vanilla JS

Comparing speed of getting element by class name with jQuery vs Vanilla JS

Compare loop performance

Using jQuery 3.3.1, compare speed of CSS3 pseudo-class :not versus .not() method.

Cast a classList to an array with Array.prototype.slice.apply() or the babel transpile of [...classList]