Presently,in emacs it is possible increase(decrease) the vertical size of a window by dragging horizontal bar.
But it is not possible to increase/decrease the horizontal size of window
by dragging vertical bar.
This will help in having many windows and at the same time of sizes of our
(The fixed size of vertical bar is very inconvenient.)
This feature was present in older version of ECB.
But in ECB 2.4 it is not present.
This feature needs to be present in plain emacs as well.