What does 'nuts' mean in "Laughing My Nuts Off"? (LMNO)

Mr. Hench's QQ Group was dismissed Chinese network environment got much more serious after the national day and Tencent is pretty anxious as well sensitive these day. So when one of the students flagged Tencent Mr. Hench's Q/A QQ group as having political problem, it was easily dismissed. Hope we can build up another network with liberity.

THURSDAY, OCT 5, 2017 THURSDAY, OCT 5, 2017 I turned off two alarms in my sleep and finally got out of bed at half past eight. My head was swimming, which isn't surprising, since I stayed up all night to five o'clock. I went to the Phoenix Court for breakfast with my family and felt better with the fresh air. I was so tired that I slept the whole afternoon, and felt light-headed again. When I was about to fall asleep I can hear my heart beating violently. After supper I went cycling, and then finished the Maths paper at a quarter to ten.

“开学摸底考”英文怎么译？

How to read phone numbers? And how to count when doing push-ups?

What does 'buggy' mean? I can't know what 'then-buggy Mac OS X' meant in the Explain XKCD 1508. (https://www.explainxkcd.com/wiki/index.php/1508:_Operating_Systems) Apple's Mac OS (Macintosh Operating System): The OS of Apple's Macintosh line of computers. Randall's bar indicates that he stopped using Macs in 2001, after Mac OS had been superseded by the new and then-buggy Mac OS X.

Difference between a clause or a simple adjective Original Text: > You are not a bad person, nor a person who is weak. What's the difference between 'You are not a bad person, nor a weak person' and the original one? Is the original one able to express something else?

What does 'dozens if not hundreds of' mean? Original Text: > I have met dozens if not hundreds of people who find themselves thinking the exact same thoughts you are thinking.