> \* ASCII codes for those single and double box characters, so I could draw a f... | Hacker News

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lmm on Jan 27, 2017 | parent | context | favorite | on: Things Every Hacker Once Knew

> * ASCII codes for those single and double box characters, so I could draw a fancy GUI on those old IBM text monitors

Presumably not ASCII - they'll be from some extended IBM character set (CP437?), I would think.

cyberferret on Jan 27, 2017 [–]

You are indeed correct. I had an old IBM PC/XT manual I believe, which had the charts at the back that I always used to refer to. There were the standard ASCII chart, and another extended chart with the IBM specific set.

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