ignore latin1 problem via psql
CREATE DATABASE _ WITH ENCODING 'UTF8' OWNER _ LC_COLLATE 'en_US.UTF-8' LC_CTYPE 'en_US.UTF-8' TEMPLATE template0;
Console Blackjack in C++
I wrote a console version of Blackjack in C++: https://github.com/gdonald/blackjack-cpp
Console Blackjack in Raku
I wrote a console version of Blackjack in Raku: https://github.com/gdonald/Console-Blackjack and released it as module: Console::Blackjack
Convert one m4a file to many mp3s
#!/bin/bash while [ $# -gt 0 ]; do ffmpeg -i "$1" 2> tmp.txt while read -r first _ _ start _ end; do if [[ $first = Chapter ]]; then read # discard line with Metadata: read _ _ chapter ffmpeg -vsync...
How-to guide for beginner-level Linux Kernel patch submissions
Every day I see new Linux Kernel hackers fail at their first patch submission. I'm not an expert, but I've learned how the process works and most importantly I've learned how to avoid irritating...
Console Blackjack in Go
I wrote a console version of Blackjack in Go: https://github.com/gdonald/blackjack-go
Raspberry Pi LEDs Test
#!/usr/bin/env python3 import time import RPi.GPIO as GPIO GPIO.setmode( GPIO.BCM ) ENABLE = 1; DISABLE = 0 RED = 23; GREEN = 24; BLUE = 25 RGB = [ RED, GREEN, BLUE ] RGB2 = RGB[::-1]
Shell script to automate go lang pkg test coverage
#!/bin/sh PACKAGE=mypkg # set mode go test -coverprofile=coverage.out $PACKAGE go tool cover -func=coverage.out go tool cover -html=coverage.out # count mode go test -covermode=count...
go log function
func log(s ...interface{}) { f, err := os.OpenFile("info.log", os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666) if err != nil { fmt.Printf("error opening log file: %v", err) os.Exit(1) } defer f.Close()...
Linux Kernel Powerball Module
I don't play the lottery but I find random number generators and the Linux Kernel interesting so I wrote a simple Linux Kernel module that does a PowerballTM "quick pick". You can download it from...