How to decide when to use Node.js?

How to decide when to use Node.js?

javascript node.js web-applications

javascript

How to create a file in memory for user to download, but not through server?

javascript file web-applications client-side

javascript

Difference between the 'controller', 'link' and 'compile' functions when defining a directive

javascript angularjs web-applications javascript-framework

javascript

Difference between MEAN.js and MEAN.io

javascript node.js angularjs web-applications mean-stack

javascript

What browsers support HTML5 WebSocket API?

javascript web-applications html network-programming websocket

javascript

iPad Web App: Detect Virtual Keyboard Using JavaScript in Safari?

javascript iphone ipad safari web-applications

javascript

My Understanding of HTTP Polling, Long Polling, HTTP Streaming and WebSockets

javascript web-applications websocket comet http-streaming

javascript

Storing Image Data for offline web application (client-side storage database)

javascript html web-applications indexeddb leaflet

javascript

How does the Meteor JavaScript framework work? [closed]

javascript node.js web-applications meteor

javascript

Architecture of a single-page JavaScript web application?

javascript design-patterns web-applications architecture singlepage

javascript

How to design a multi-user ajax web application to be concurrently safe

javascript ajax web-applications multi-user

javascript

Using form input to access camera and immediately upload photos using web app

javascript html forms web-applications mobile

javascript

keyCode values for numeric keypad?

javascript jquery web-applications numeric-keypad

javascript

JavaScript; communication between tabs/windows with same origin [duplicate]

javascript html web-applications local-storage postmessage

javascript

pushState and SEO

javascript web-applications seo hashbang pushstate

javascript