Skip to content

Instantly share code, notes, and snippets.

View dotysan's full-sized avatar

Curtis Doty dotysan

21 followers · 23 following
View GitHub Profile
@dotysan
dotysan / find-mc-libcomerr-bug.sh
Last active October 7, 2025 19:08
Scan *all* debian image tags from Docker Hub and report which ones result in `ldd /usr/bin/mc` showing a broken libcom_err.so.2 after installing mc.
#!/usr/bin/env bash
#
# find-mc-libcomerr-bug.sh
# Scan *all* debian image tags from Docker Hub and report
# which ones result in `ldd /usr/bin/mc` showing a broken libcom_err.so.2
# after installing mc.
IMAGE_REPO='library/debian'
PAGE_SIZE=100 # API max page size
REPO_API='https://registry.hub.docker.com/v2/repositories'
@dotysan
dotysan / !Install static libheif using docker.md
Last active September 14, 2025 16:59
build static libheic in a docker container & install in user home

build static libheic in a docker container & install in user home

This installs minimalist heif-info & heif-convert that can only decode HEIC and encode JPEG.

Installation

  • ./install-heic.sh
@dotysan
dotysan / !VS Code on older Linux.md
Last active August 10, 2025 21:38
Allow VS Code Server to run on older Linux
@dotysan
dotysan / docker-lt.sh
Last active July 16, 2025 21:33
Finds ancient docker images with fake creation and sets to most likely timestamp.
#! /usr/bin/env bash
#
# Finds ancient docker images with fake creation and sets to most likely timestamp.
#
set -e
set -u
set -x
main() {
@dotysan
dotysan / hello-bash.sh
Last active July 6, 2025 20:19
Template for writing a bash script with fancy debugging.
#! /usr/bin/env bash
#
# Template for writing a bash script with fancy debugging.
#
# Not yet tested at depth. Only basic handling of:
# - running from stdin i.e. |bash
# - sub-functions
# - sourcing of other files
#
# Pythonic asssumptions:
@dotysan
dotysan / find-my-gh-rulesets.sh
Last active July 2, 2025 23:49
Find all my GitHub rulesets
#!/usr/bin/env bash
#
# Find all my GitHub repositories that have rulesets.
#
# as a oneliner: `gh repo list --limit 1000|while read -r repo rest;do gh ruleset list --repo "$repo"|while read id rest;do gh ruleset view --repo "$repo" "$id";echo;done;done`
#
# If you have more than 1000 repos, adjust!
#
gh repo list --limit 1000 |while read -r repo rest
@dotysan
dotysan / Makefile
Created June 6, 2025 20:56
Bootstraps Node.js inside a local Python virtual environment.
SHELL:= /usr/bin/env bash
PYVER:= 3.13
venv:= .venv
vb:= $(venv)/bin
nm:= $(venv)/lib/node_modules
HERE:=$(notdir $(CURDIR))
# Bootstraps Node.js inside a local Python virtual environment.
$(vb)/npm: $(vb)/nodeenv
@dotysan
dotysan / uv-install.sh
Last active July 16, 2025 15:30
Simple non-POSIX UV installer.
#! /usr/bin/env bash
#
# Simple non-POSIX UV installer.
#
# You can download and run it. Or just run it off the web with:
# $ curl --location https://gist.github.com/dotysan/fdbfc77b924a08ceab7197d010280dac/raw/uv-install.sh |bash
#
# If you want to see what it does, before running:
# $ export DEBUG=yes
#
@dotysan
dotysan / ammo-page2file.py
Last active May 27, 2025 16:26
Convert USPCA certified ammo list to spreadsheets.
#! /usr/bin/env -S uv run --verbose --script --managed-python --python=3.13
"""
USPSA Ammunition List Scraper
This script downloads the USPSA Certified Ammunition webpage, parses ammunition
entries including manufacturer, caliber, velocity, and bullet weight, and saves
them as CSV files. It also separates data into per-caliber files, including
Major-classified and PCC ammunition.
Debugging prints are included to help validate parsed content.
@dotysan
dotysan / lab2hub.sh
Last active April 21, 2025 15:17
Copy a GitLab repo to GitHub, keeping only the default branch.
#! /usr/bin/env bash
#
# Copy a GitLab repo to GitHub, keeping only the default branch.
#
set -x
set -euo pipefail
GL_SITE=https://gitlab.flux.utah.edu
#GL_OWNER=emulab
#REPO=geni-lib