👨‍💻

Fabian Mettler maveonair

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Code. Craft. Ride.

maveonair / ssh_tunnel_with_two_hops.sh

Created April 24, 2013 13:49

SSH tunnel from localhost to host1 and from host1 to host2:

ssh -L 9999:localhost:9999 host1 ssh -L 9999:localhost:1234 -N host2

maveonair / crontab_for_zerigo_dynamic_dns_update

Created April 22, 2013 16:53

Zerigo Dynamic DNS Updates with Cron

33 * * * * wget 'http://update.zerigo.com/dynamic?host=example.zerigo.com&[email protected]&password=f7f9c95662ebc538' -O /dev/null

maveonair / mini-sudoku.prolog

Last active December 15, 2015 04:59

Solving a mini Sudoku in Prolog

	num(1).
	num(2).
	num(3).

	triple(X,Y,Z) :- X=\=Y,X=\=Z,Y=\=Z.
	allnumbers(X,Y,Z) :- num(X),num(Y),num(Z).
	ct(X,Y,Z) :- allnumbers(X,Y,Z), triple(X,Y,Z).

	sudoko(A,B,C,D,E,F,G,H,I) :- ct(A,B,C),ct(D,E,F),ct(G,H,I),ct(A,D,G),ct(B,E,H),ct(C,F,I).

maveonair / bonjour_airvideo.rb

Last active December 14, 2015 00:19

Get bonjour information about AirVideo servers

	require 'dnssd'
	require 'timeout'

	begin
	timeout 3 do
	DNSSD.browse! '_airvideoserver._tcp.', 'local' do \|r\|
	puts "Found HTTP service: #{r.name}"

	resolver = DNSSD::Service.new
	resolver.resolve(r) do \|resolved\|

maveonair / list_listening_ports.sh

Created February 19, 2013 16:27

Get listening ports

lsof -i | grep LISTEN

maveonair / gist:4960882

Created February 15, 2013 15:01

Add a new text line after a specified pattern with awk

awk '{ if ( match($0, "^pattern") ) { printf "%s\n%s\n", $0, "new TEXT" } else { print } }' input_file.text

maveonair / encrypt_decrypt_tar_files.txt

Created December 30, 2012 13:16

En/decrypt tar files with openssl

	encrypt:

	tar -cj directory \| openssl des3 -salt > encrypted.tarfile

	decrypt:

	cat encrypted.tarfile \| openssl des3 -d -salt \|tar -xvj

maveonair / proxy_enabler.sh

Last active December 9, 2015 19:29

	#!/bin/ksh

	function proxy(){
	export http_proxy="http://localhost:8080/"
	export https_proxy="http://localhost:8080/"
	export ftp_proxy="http://localhost:8080/"
	export no_proxy="localhost,127.0.0.1,localaddress"
	echo -e "\nProxy environment variable set."
	}
	function proxyoff(){

maveonair / Get pattern of a DateFormat Object

Created October 8, 2012 12:58

Get pattern of a DateFormat Object

	final SimpleDateFormat formatter = SimpleDateFormat.getDateInstance(DateFormat.MEDIUM, Locale.US);
	final String pattern = formatter.toLocalizedPattern();

maveonair / unicorn init script

Created July 31, 2012 20:13 — forked from mguterl/gist:308216

	#!/bin/sh
	set -u
	set -e
	# Example init script, this can be used with nginx, too,
	# since nginx and unicorn accept the same signals

	# Feel free to change any of the following variables for your app:
	APP_ROOT=/home/deploy/public_html/rm/current
	PID=$APP_ROOT/tmp/pids/unicorn.pid
	ENV=production