ARPA Updated 2025-07-16
Old name for DARPA before 1972, and again for a short time between 1993 and 1996. That's why ARPANET is called "ARPANET" and not "DARPANET".
Artificial gene synthesis Updated 2025-07-16
Using de novo DNA synthesis to synthesize a genes to later insert somewhere.
Note that this is a specific application of de novo DNA synthesis, e.g. polymerase chain reaction primers is another major application that does not imply creating genes.
ARTIQ Updated 2025-07-16
AsciiDoc Updated 2025-07-16
ASCII porn Updated 2025-07-16
Collections and overviews:
You just couldn't resist Googling it and clicking this page, could you? You naughty, naughty bearded programmer nerd. Yes, I'm talking to you.
TODO it is quite hard to actually find non-automatically generated ASCII art of people fucking, most of them are just sexy/horny women drawn by bearded nerds, likely and based on sticky physical paper porn magazines from the 80's, good old days.
                                    |
                                    |
   Tank Man                         |
   by Ciro Santilli          00     |
   2021 CC-BY-SA 4.0          \\  +-|-+
                               \\/   /|-+o
                                \\--+ / /o
                               /|\\ |/ /oo
                        |     / ----- /oo
                        |    /       /oo
                        |   +-------+oo
                        |   oo+---+ooo
                 00     |   oo     oo
                  \\  +-|-+
                   \\/   /|-+o
                    \\--+ / /o
                   /|\\ |/ /oo
            |     / ----- /oo
            |    /       /oo
            |   +-------+oo
            |   oo+---+ooo
     00     |   oo     oo
      \\  +-|-+
       \\/   /|-+o
        \\--+ / /o
       /|\\ |/ /oo
      / ----- /oo
     /       /oo
    +-------+oo
    oo+---+ooo
    oo     oo
 xx
 --
/||\
|--|
o||0
 ||
 /\
Code 1.
Tank man ASCII art by Ciro Santilli (2021)
This image depicts the Chinese government fucking 1 million Chinese people in the ass during the Tiananmen Square Protests, which was undoubtedly one of the largest gang bangs of the late 20th century:
Video 1.
The IBM 1401 mainframe runs "Edith" by CuriousMarc
. Source. 1960's punched card ASCII porn. Vintage. EDITH is also mentioned e.g. at: www.threedee.com/jcm/aaa/index.html. No ASCII uploads found however: www.reddit.com/r/programming/comments/a2pser/the_ibm_1401_mainframe_runs_edith/.
ASCII typeface Updated 2025-07-16
Tis term was invented by Ciro Santilli, it refers to ASCII art of text, essentially creating a typeface. in that medium..
Asia Updated 2025-07-16
Proverbs 27:17.
New International Version:
As iron sharpens iron, so one person sharpens another.
Aspen HYSYS Updated 2025-07-16
Video 1.
Aspen Hysys Introduction by Emmanuel Oloyede (2016)
Source. Holy crap, the UI is identical to Microsoft Word with that huge top bar!!!
Associative array Updated 2025-07-16
More commonly known as a map or dictionary.
Cat 5e Updated 2025-07-16
This is the most common home "ethernet cable" as of 2024. It is essentially ubiquitous. According to the existing Ethernet physical layer, the maximum speed supported is 2.5 Gbit/s.
Video 1.
Cat 5e cable stripped
. Source.
Cayley-Dickson construction Updated 2025-07-16
Constructs the quaternions from complex numbers, octonions from quaternions, and keeps doubling like this indefinitely.
Cheap robot Updated 2025-07-16

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