How do you get the contextPath from JavaScript, the right way?

How do you get the contextPath from JavaScript, the right way?

javascript jsp servlets

javascript

calling a java servlet from javascript [duplicate]

java javascript ajax web-applications servlets

javascript

call javascript function from anchor html tag

javascript html servlets dom visibility

javascript

Using Javascript can you get the value from a session attribute set by servlet in the HTML page

javascript html servlets

javascript

Looking for a question that combines the understanding of few web technologies [closed]

java javascript html jsp servlets

javascript

Send a file as multipart through XMLHttpRequest

javascript ajax servlets file-upload multipart

javascript

Sending data via request header vs sending data via request body

javascript servlets http-headers httprequest httpurlconnection

javascript