Retrocomputing
比尔盖子
  • Member for 2 years, 10 months
  • Last seen more than a month ago
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About

Sysadmin of Beijing GNU/Linux User Group. FLOSS and electronics hobbyist. Code monkey who literally has zero knowledge on CS, programming, and electronics. But I do have a bit of experience, not much, but occasionally can help someone.

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All Questions Answers
Votes Newest
59
When was the famous "sudo warning" introduced? Under what background? By whom?
Oct 9 '19
36
How do I Interface a PS/2 Keyboard without Modern Techniques?
Mar 20 '19
33
Why wasn't ASCII designed with a contiguous alphanumeric character order?
Jun 26 '19
27
In the original Z80 layout, where are the "traps" located? And what are their effects?
May 29 '19
23
Was memory corruption a common problem in large programs written in assembly language?
Jan 21 '21
21
How did the Altair 8800 front panel load the program counter?
Aug 31 '19
19
Was the IBM S/360 Responsible for Popularizating the 'A'-to-'F' Notation in Hexadecimal Numbers?
Jun 6 '20
17
What proprietary AT&T code/features were removed in BSD Net1 (/2), and BSD 4.4 Lite (/2) from the original 4.3BSD codebase?
Apr 26 '20
11
What proprietary AT&T code/features were removed in BSD Net1 (/2), and BSD 4.4 Lite (/2) from the original 4.3BSD codebase?
Dec 1 '20
9
Why do Early DRAMs (e.g. 4116) have a negative Column Address Set-up Time?
Jun 11 '19
Top network posts
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60
Resistance of wire
43
Why did Axial Capacitors Fall Out of Use in the Industry?
41
How do you make a systemd service as the last service on boot?
33
Why would a Intel 8080 chip be destroyed if +12 V is connected before −5 V?
29
How do I unit testing my GUI program with Python and PyQt?

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