bsandro.tech

Preface Affected platforms The gist of the issue It Is In The Wild Mitigation The Hardest Part Preface Quite some time ago I’ve encountered a curious and (most horrifyingly) widespread vulnerability in Bash command line shell that allows an arbitrary code…

NetBSD 11 is out, so I couldn’t think of a reason of not making it my main OS (at least for the time being).

What is it Where is it Versions Dependencies How to build Platforms Limitations History Plans What is it Small1 utility program written in C99 that converts given animated .webp file into a spritesheet of given size.

Source code Preparation Day 1 “Secret Entrance” Day 2 “Gift Shop” Day 3 “Lobby” Day 4 “Printing Department” Day 5 “Cafeteria” Day 6 “Trash Compactor” Day 7 “Laboratories” Day 8 “Playground” Day 9 “Movie Theater” Day 10 “Factory” Day 11 “Reactor” Day 12 “C…

Rudimentary HOWTO about running the latest 9front on qemu and connecting to it with a drawterm running full rio wm from host linux system.

Folder where multiple files = single executable Folder where one file = one executable I have a giant pile of tiny stuff in my ~/src/test.

I’ve tried to make this post as a reminder to self for almost a year now.

After skipping the last year Old Computer Challenge I’m back at it with friends at IRC channel1 with the idea of using low specs computer or setup for a whole week of July 13th to 19th.

This year I’m following Solenes shenanigans and friends at https://occ.deadnet.se with the idea of using low specs computer or setup for a whole week of July 10th to 16th.

Installing OpenBSD on the ODROID-C4 single board computer - small guide to not forget it again.

Small writeup about using a monochrome display in a modern environment.

This is a small write-up about installing OpenBSD 7.1 on a PINE64 RockPro64 SBC.

Intro Hardware Programming Environment Version Control Quirks Result Intro This is a follow-up to the First Computer ‘Challenge’ post.

Early in the morning after quite a colorful night involving tripleshots of strong coffee and finishing the remaining Advent of Code puzzles I thought of computing performance and how far the industry got us since PC popularization of ’80s.

Source code Day 21 Day 22 Day 23 Day 24 Day 25 - The End Source code Day 21 Dirac Dice A fairly enterntaining puzzle that has a lots of (seemingly unavoidable) nested processing cycles.

Source code Day 16 Day 17 Day 18 Day 19 Day 20 Source code This is a continuation of my Advent of Code journey: days 1-5, days 6-10, days 11-15 Day 16 Packet Decoder Easy on brain task for a change of pace; all I had to do is jut parse some data basically.

Source code Day 11 Day 12 Day 13 Day 14 Day 15 Source code This is a continuation of my Advent of Code journey.

Source code Day 06 Day 07 Day 08 Day 09 Day 10 Source code This is a continuation of my Advent of Code journey.

Source code Preamble Day 01 Day 02 Day 03 Day 04 Day 05 Source code Preamble I’ve never participated in the Advent of Code contest before.

Twitchapon is a program to invoke events in OBS via Twitch channel points.

Finally decided to move from managed git repos to self-hosting, since I’ve already have something to run tiny stuff on.

I’ve stumbled across an article recently describing an implementation of the traceroute utility in Go.