This tutorial shows how to use the JavaScript map () function, which applies a transformation to the data in an array and constructs a second parallel array. Using the map () function to transform an ...

This is a tutorial series about how to use javascript for GIS. It is intended as much for GIS professionals, to see how you can use javascript in your work process, as well as it is directed to ...

Last week we enhanced a map interface with voice commands using annyang. This week we’ll extend our multi-modal interface even further by adding simple head-tracking using pico.js. Pico.js is a ...

This tutorial provides a comprehensive guide to JavaScript Map and Set, explaining their differences, use cases, and how to effectively utilize them. JavaScript offers a rich set of data ...