You could try Randall Munroe's (of XKCD fame) method: Every time you finish a task, power down your computer. Want to start a new task, even if it's just checking your email or hitting up Reddit? Reboot that sucker. After awhile, I understand, the "instant gratification" part of your brain is removed from the equation, because your brain instinctively knows there won't be any instant gratification. Once that lizard-brain sonofabitch is out of the picture, the theory is that it's a lot easier to stay on task.

You could try Randall Munroe's (of XKCD fame) method: Every time you finish a task, restart your computer. Want to start a new task, even if it's just checking your email or hitting up Reddit? Reboot that sucker. After awhile, I understand, the "instant gratification" part of your brain is removed from the equation, because your brain instinctively knows there won't be any instant gratification. Once that lizard-brain sonofabitch is out of the picture, the theory is that it's a lot easier to stay on task.