What did you do to your computer today?

MB.68k

New Tinkerer
Jan 25, 2026
8
13
3
Belgium
Disassembled a newly acquired QuickTake 150 and mentally prepared to desolder the dead power supply (12 normal pins and 2 humongous grounding pins).

IMG_9975.png
 

rplacd

New Tinkerer
Feb 9, 2023
1
2
3
Small steps. I'm exposing an emulated OPENSTEP 4.2's telnetd to my host macOS. I've learned:

1. It turns out you have to aggressively set TERM=xterm so that macOS telnet can report something OPENSTEP 4.2 understands:
TERM=xterm telnet [IP] [PORT]

2. Once you figure that out, a good AI agent will know what you mean when you say "Run commands on my OPENSTEP 4.2 virtual machine, which I have made accessible via telnet; you login as user: password with TERM=xterm telnet [IP] [PORT]. If you really need to, you can use su with the password [password here], and FTP in on port [port here]".

3. ChatGPT 5.6 makes an enthusiastic but very novice NeXTSTEP sysadmin...

It did teach me, though, that you can get a serial console on an OPENSTEP/x86 host! If you have an emulated serial port, and a corresponding serial device setup in Configure.app, you can also configure a "TTY Port Server" device on Configure.app. Edit /etc/ttys to configure ttya, and bob's your uncle.
 
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Certificate of Excellence

Active Tinkerer
Nov 1, 2021
982
686
93
48
United Sates
Today I took a different route to getting cores installed in Retroarch. Instead of a blanket permissions override via terminal, I redirected RA to install cores within my home folder. MX25 locks down the apps default folder directory /usr/lib/libreto/ so while RA will DL the core, it cant install to that folder and will fail. What I ultimately did that was successful, was to go to settings > core > directory > cores and redirect RA to download cores to this folder that is within /home .

This worked perfectly. The weird thing about this is that I had to repeatedly hit "parent directory" to descend back to /home. This was not intuitive at all at least to my monkey brain, so it took me a minute to understand what I was doing/where I was going. Anyways, this worked for me and kept me out of terminal potentially srcewing up user permissions lol so wanted to document this.

This is on a 2008 unibody macbook running MX25 & retroarch v1.20.0.
 
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vossole

New Tinkerer
Sep 7, 2026
1
0
1
Dropped the de-capped mainboard of my M5126 into the big ultrasonic cleaner, rinsed it and am now waiting for it to bake dry in the oven. Just in time too, the caps were drooling all over the place.