Last Thursday (5th March 2026), Tony Hoare passed away, at the age of 92. He made many important contributions to Computer Science, which go well beyond just the one for which most Maths/CompSci undergraduates might know his name: the quicksort algorithm. His achievements in the field are covered comprehensively across easy-to-find books and articles, and I am sure will be addressed in detail as obituaries are published over the coming weeks. I was invited in this entry to remember the Tony that I knew, so here I will be writing about his personality from the occasions that I met him.
ВсеСтильВнешний видЯвленияРоскошьЛичности。新收录的资料对此有专业解读
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And that's it! It's basically just CRUD work, but with a bit of magic from Redis to auto-delete expired keys. That makes it possible to avoid having to do everything in a database and then having to also create a background service to expire keys and kids.