docwhat’s gists

docwhat / hex-colors-from-strings

Created March 27, 2023 15:08

Just a simple algorithm for figuring out colors based on a string hash

	#!/bin/bash
	#
	# Usage: ./run.bash $(sort --random-sort /usr/share/dict/words\| head -n10 ) \| tee /tmp/foo.html

	set -euo pipefail

	function string_to_color_hex {
	local -r string="$1"
	local -r hash=$(echo -n "$string" \| md5sum \| cut -d' ' -f1)
	local -ir r=$((16#${hash:0:2}))

docwhat / go.mod

Last active July 20, 2022 18:49

testing sort.Slice() https://stackoverflow.com/questions/73056418/how-do-you-write-a-test-for-sort-slice

	module gist.github.com/e3b13265d24471651e02f7d7a42e7d2c

	go 1.18

docwhat / symlink-checker-tests.bash

Created June 27, 2022 18:12

Ways of checking if a file is "a symlink" and is "broken".

	#!/bin/sh

	set -eu

	tempdir=''

	setup() {
	tempdir="$(mktemp -d)"
	cd "$tempdir"

docwhat / update.bash

Created June 10, 2022 18:49

Script to update MiniUI for the Miyoo Mini

	#!/bin/zsh

	set -eu

	cd "${0:h}"

	die() {
	echo "death: $*" >&2
	exit
	}

docwhat / .editorconfig

Last active April 21, 2021 19:15

Quines

	# http://editorconfig.org
	root = true

	[*]
	indent_style = space
	indent_size = 2
	end_of_line = lf
	charset = utf-8
	trim_trailing_whitespace = true
	insert_final_newline = true

docwhat / README.md

Last active February 18, 2021 16:42

Running docker locally

    docker network create jenkins
docker run \
  --detach \
  --rm \
  --net=jenkins \
  --volume=jenkins_home:/var/jenkins_home:rw \
  --volume=/var/run/docker.sock:/var/run/docker.sock:rw \
  --publish=8080:8080 \
 --env=JAVA_OPTS=-DexecutableWar.jetty.sessionIdCookieName=dockerjenkins \

  

docwhat / Makefile

Created January 30, 2021 02:17

Playing with clang and assembly

	default: hello hello-asm

	hello-asm.s: hello.c
	clang -S -masm=intel -o $@ $<

	%: %.s
	clang -o $@ $<

	%: %.o
	clang -o $@ $<

docwhat / cwd.c

Last active January 22, 2021 16:49

macOS program to get current working directory of any PID.

	#include <errno.h>
	#include <libproc.h>
	#include <stdio.h>
	#include <stdlib.h>
	#include <string.h>

	// Works on macOS using libproc.

	int main(int argc, char *argv[]) {
	int ret;

docwhat / Dockerfile

Created August 20, 2020 19:57

Example of mounting one stage from another

	# syntax=docker/dockerfile:1-experimental

	FROM alpine:3 AS fetcher
	# We don't care about minimizing the number layers for this image.
	RUN apk add --no-cache curl ca-certificates

	WORKDIR /files

	RUN curl -sSLf -o chronic https://github.com/docwhat/chronic/releases/download/v1.0.11/chronic_linux_amd64

docwhat / custom_404.html

Last active June 26, 2020 20:12

HTML error single pages

	<!DOCTYPE html>
	<html>
	<head>
	<title>Canvas Asteroids</title>
	<style>
	* {
	margin: 0;
	}

	canvas {

Christian Höltje docwhat