kampfgnu’s gists

kampfgnu / git_remove_large_file

Created February 27, 2017 14:42

remove already commited large file from git history

git filter-branch --prune-empty --index-filter 'git rm -rf --cached --ignore-unmatch MY-BIG-DIRECTORY-OR-FILE' --tag-name-filter cat -- --all

kampfgnu / convertPDFToPNG3x.sh

Created March 4, 2018 09:52

convert vector pdf to iOS image assets

	#!/bin/bash -e

	# convert vector pdf to iOS image assets
	# copy this script to the folder where the pdf files live and run "./convertPDFToPNG3x.sh" in terminal.
	# this will generate [filename]@3x.png, [filename]@2x.png and [filename].png images in the same folder


	# Ensure we're running in location of script.
	cd "`dirname $0`"

kampfgnu / renameImageCaptureImportedFilesToDate.sh

Last active October 8, 2018 15:09

rename files to their creation date

	cd $1

	for file in *.{JPG,jpg}
	do date=$(stat -f %B $file)
	dateFormatted=$(date -r $date +%Y-%m-%d' '%H.%M.%S)
	mv $file "$dateFormatted.jpg"
	done

	for file in *.{MOV,mov}
	do date=$(stat -f %B $file)

kampfgnu / gist:12043ae747e06c9dc55c05aa5d49dcc2

Created November 26, 2018 17:21

list size of subfolders larger or equal 1 GB

du -h -d 1 | grep '[0-9]G\>'

kampfgnu / mygamepad.py

Created February 15, 2019 15:52

listen for gamepad events and do some stuff for my home audio setup

	#!/usr/bin/python
	# --------------------------------------------------------------------------
	#
	# --------------------------------------------------------------------------

	#import evdev
	from evdev import InputDevice, categorize, ecodes
	from subprocess import call

	#creates object 'gamepad' to store the data

kampfgnu / oe1 stream url

Created September 15, 2019 08:03

	http://loopstream01.apa.at/?channel=oe1&shoutcast=0&ua=flash&id=[loopStreamId]
	e.g.
	http://loopstream01.apa.at/?channel=oe1&shoutcast=0&ua=flash&id=2019-09-08_1405_tl_51_7DaysSun21_1069721.mp3

kampfgnu / renameImageCaptureImportedFilesToDate.sh

Created July 28, 2020 20:34

	# cd $1

	for file in *.{JPG,jpg,JPEG,jpeg}
	do date=$(stat -f %B $file)
	dateFormatted=$(date -r $date +%Y-%m-%d' '%H.%M.%S)
	mv $file "$dateFormatted.jpg"
	done

	for file in *.{PNG,png}
	do date=$(stat -f %B $file)

kampfgnu / renameMediaFilesToDate.py

Last active July 31, 2020 21:21

	import os, time
	from stat import * # ST_SIZE etc
	from os import walk
	import datetime

	extensions = [".jpeg", ".jpg", ".png", ".mov", ".aae", ".mp4"]

	files = []
	for (dirpath, dirnames, filenames) in walk("./"):
	files.extend(filenames)

kampfgnu / gist:5670865cb7fc94c4f803f06c27ba0cfe

Last active December 8, 2020 11:22

disk usage recursive list size sorted size ASC (the "/" after "*" is used to list folders only)

du -sh */ | sort -hr

kampfgnu / gist:8b75aadc449938588741827921627925

Created December 8, 2020 11:20

dump tables of a db to single files with hardcoded password

	#!/bin/bash

	# dump-tables-mysql.sh
	# Descr: Dump MySQL table data into separate SQL files for a specified database.
	# Usage: Run without args for usage info.
	# Author: @Trutane
	# Ref: http://stackoverflow.com/q/3669121/138325
	# Notes:
	# * Script will prompt for password for db access.
	# * Output files are compressed and saved in the current working dir, unless DIR is