Oleg Perchyk

A Closure in JavaScript gives you access to an outer funtion's scope from an inner function. This is useful for a number of things, but…

We can use a "data-*" attribute in our html to make accessing DOM elements for our unit tests more easily. Grabbing elements based on id…

Here is a useful code snippet that allows you to pass in an array of objects, and then filter out the objects that have duplicate key values…

the facts In Javascript ES6 let: allows rebinding const: makes contract that does not allow rebinding both allow for the values within to…

Today I dived into a little bit of how Array.reduce() functions work. Its easy to think of them as essentially being a shorter, functional…

Here is a simple little script that checks a directory for node module and prints the total damage done: To remove them use: