JavaScript’s reduce is one of the most useful array methods that should be in a developer’s arsenal. Introduced in ES5, it’s somewhat similar to for…each and map methods that are used with arrays, but ...

Arrays are wonderful and a very particular type in JavaScript. There are many useful built-in properties and methods that will help you resolve any task which involves this kind of type. Today, we’re ...

Lots of high-res images can really spruce up a Web site. But they can also slow it down-- images are files, files use bandwidth, and bandwidth is directly related to wait times. It's time you get ...