The Map object in JavaScript provides several key methods for adding, retrieving and manipulating key-value pairs. The set () method is used to add or update a key-value pair in a Map.

Google is adding new features to Data Layers in its JavaScript Maps API, which will allow developers to build a new breed of interactive apps that collect geographical data input from users.

SimpleGeo and Stamen Design have partnered to produce Polymaps, a JavaScript library for image- and vector-tiled maps using SVG, that can be used by developers to build dynamic mapping apps ...