JavaScript Glossary: String lastIndexOf()


Basics The lastIndexOf() method returns the last position within a String object which an element can be found. The search starts from the last position of the String object.

JavaScript Glossary: String match()


Basics This method is a called against a regular expression and returns the matching values in the string. The return value is an array containing the matched values. If no matches are fo

JavaScript Glossary: String startsWith()


Basics The startsWith method takes a string parameter and checks if the calling string starts with the value provided. It returns a Boolean value, true

Free Programming Courses from Harvard, MIT, Microsoft and more (Sponsored)


Did you know that you can learn programming online from institutions like Harvard, MIT and Microsoft on edX.org? The nonprofit site offers 2000 online courses from 140 institutions worldwide. Courses are free to try. EdX has over 200 courses from Microsoft alone, including an 11 course program...

JavaScript Glossary: String toLowerCase()


Basics The toLowerCase() String method converts a string object to lower case. The return value of the method is the value of the calling string in lower case

JavaScript Glossary: String length


Basics The length property of the String object returns the number of code points in a string object. It indicates the length of the string

An Illustrated (and Musical) Guide to Map, Reduce, and Filter Array Methods


Map, reduce, and filter are three very useful array methods in JavaScript that give developers a ton of power in a short amount of space. Let’s jump right into how you can leverage (and remember how to use!) these super handy methods. Array.map() Array.map() updates each individual value in...

Buddy: 15 Minutes to Automation Nirvana


(This is a sponsored post.) Deploying a website to the server in 2019 requires much more effort than 10 years ago. For example, here's what needs to be done nowadays to deliver a typical JS app: split the app into chunks configure webpack bundle minify .js files set up staging environment upload...

Exploding 3D Objects with Three.js


A set of WebGL demos that show an exploding 3D object animation inspired by "Kubrick Life Website: 3D Motion". Exploding 3D Objects with Three.js was written by Yuriy Artyukh and published on Codrops

TheWestTour: Ice, Products, and 2G


“Do people speak English in Africa?”, “Do high school students have access to smartphones and computers?” These series of challenging questions made me know I was amongst the right crowd and the lo

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