0
votes
1answer
47 views

What does &callback= do

I am trying to create a timer that ever x minutes it will call to a server, get a JSON file and do something with it. The merits of that system are not in question right now, the question involves ...
7
votes
9answers
1k views

Is it worth Learning XML as a web developer when JSON is better for AJAX?

Is it worth Learning XML as a web developer when JSON is better for AJAX? or is it better to concentrate on JSON/Javascript for AJAX?