Performance Benchmark of a Function with a for-in loop vs Object.keys

Compare the new ES6 spread operator with the traditional concat() method and push

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compare the map speed of an array of random true/false values compared to an ArrayBuffer with a uInt8 view of 0 or 1. The results are that the typed array is much much faster. There are two possible reasons I can think of for this. 1) JavaScript boolean type size of 4Bytes where as an element of a uInt8 array is actually 1Byte. 2) The ArrayBuffer is allocating contiguous memory resulting in a better cache hit ratio.

fix handlebars

Determining which method to check if an element has a specific class.

Determining which method to check if an element has a specific class.

Determining which method to check if an element has a specific class.

Testing some things