JS Service Basics
JS service on webOS TV has the following characteristics:
It runs in the background on webOS TV.
It provides additional access to platform features such as low-level networking, file system access, and binary data processing.
It performs tasks for one or more apps.
Typically you will use a service either to perform tasks that a webOS app can't do or to do work by service in the background. Some examples of how services have been used in webOS apps in the past include:
Downloading attachments in the background for an email reader
Uploading images to a picture-sharing website from an app
Performing a long-running computation or file operation
You can find out more about Node.js on the Node.js website.