This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
When I close it and open again, it works perfectly fine. But when I keep it open for a long time, it becomes slow! I faced same problems with netBeans on a different machine. Now I have a new machine with a new installation of windows but still I get this performance from Eclipse which is really upsetting!