How to set focus on the ace editor?

Question

I am using the ace editor component from ajax.org inside a jquery tab interface. Each tab will contain a separate ace editor. Whenever I switch to a new tab, the editor in it wo

Answer 1

editor.focus(); //To focus the ace editor
var n = editor.getSession().getValue().split("\n").length; // To count total no. of lines
editor.gotoLine(n); //Go to end of document