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Retrocomputing
John Doty's user avatar
John Doty's user avatar
John Doty's user avatar
John Doty
  • Member for 5 years, 11 months
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Top posts

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47
Did any processor implement an integer square root instruction?
Apr 5, 2024
32
Is there a reason why Apple servers did not catch on?
Feb 26, 2024
24
Was there any computer since about 1960 without interrupt support?
Nov 27, 2023
24
How did programs handle signal safety prior to the POSIX realtime signal extension?
Nov 10, 2025
22
Looking for very old, very bad rand()
Aug 14, 2025
22
Why does a 80C88 require a decoupling capacitor between its two ground pins?
Oct 14, 2025
19
How did Multics make library calls available as shell commands?
Jan 1, 2023
19
What are the major technical difference between Multics and Unix?
Jul 21, 2020
18
What is the origin of hexadecimal and binary notation in computer?
Mar 23, 2025
16
Was the purported 1968 standard for encoding ASCII on punched cards ever used?
May 17, 2024

Top network posts

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61
Why do exploration spacecraft like Voyager 1 and 2 go through the asteroid belt, and not over or below it?
50
Are human eyes interferometers?
48
Why didn't the Galileo probe take pictures as it descended into Jupiter's clouds, really?
45
Why did NASA need to observationally confirm whether DART successfully redirected Dimorphos?
44
Where is there visible light inside the Sun?