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Re:Ask HN: How can I program till late (midnight) and have a... by nabla9 on Thursday June 30, 2016 @09:52AM (#12008498)
Don't drink caffeine 4-6 hours before midnight.

Install F.lux or reshift. They adjust your display's color temperature automatically to nightime.

Re:Ask HN: How can I program till late (midnight) and have a... by piplgobde on Thursday June 30, 2016 @04:35PM (#12011450)
redshift*, had to correct you, big fan and use it all the time.