I think working late at night is not very good for you and your productivity. It's better to work 8 hours at 100% capability then 16 hours at 50%. Try to go to

I think working late at night is not very good for you and your productivity. It's better to work 8 hours at 100% capability then 16 hours at 50%. Try to go to sleep early and do all the important stuff in the morning after sleep when your head is fresh.