iocanel

#Generate master.key and secret
MAGIC="::::MAGIC::::"
mkdir -p /var/jenkins_home/secrets
openssl rand -hex 128 > /var/jenkins_home/secrets/master.key
openssl dgst -sha256 -binary /var/jenkins_home/secrets/master.key > /tmp/master.hashed
HEX_MASTER_KEY=`head -c 16 /tmp/master.hashed | xxd -l 16 -p`
openssl rand 259 > /tmp/base
echo $MAGIC >> /tmp/base
openssl enc -aes-128-ecb -in /tmp/base -K $HEX_MASTER_KEY -out /var/jenkins_home/secrets/hudson.util.Secret

peterflynn

To use: create a new bookmark and paste into the URL field.

In Chrome, you can paste the full multiline code as shown below.
In other browsers, you may need to minify the code into one line first.

menski

#!/usr/bin/env python3

# original: https://raw.githubusercontent.com/tweksteen/jenkins-decrypt/master/decrypt.py
# requires: pycrypto


import re
import sys
import base64

jbinto

### Last tested February 7 2014 on a Galaxy S3 (d2att) running Cyanogenmod 11 nightly, with Google Authenticator 2.49.

### Device with Google Authenticator must have root.
### Computer requires Android Developer Tools and SQLite 3.

### Connect your device in USB debugging mode.

$ cd /tmp
$ adb root
$ adb pull /data/data/com.google.android.apps.authenticator2/databases/databases

rothgar

# Idempotent way to build a /etc/hosts file with Ansible using your Ansible hosts inventory for a source.
# Will include all hosts the playbook is run on.
# Inspired from http://xmeblog.blogspot.com/2013/06/ansible-dynamicaly-update-etchosts.html

- name: "Build hosts file"
  lineinfile: dest=/etc/hosts regexp='.*{{ item }}$' line="{{ hostvars[item].ansible_default_ipv4.address }} {{item}}" state=present
  when: hostvars[item].ansible_default_ipv4.address is defined
  with_items: groups['all']

danriti

$('.outdated-diff-comment-container').addClass('open');

clayton

# Installation
brew install ffmpeg --with-vpx --with-vorbis --with-libvorbis --with-vpx --with-vorbis --with-theora --with-libogg --with-libvorbis --with-gpl --with-version3 --with-nonfree --with-postproc --with-libaacplus --with-libass --with-libcelt --with-libfaac --with-libfdk-aac --with-libfreetype --with-libmp3lame --with-libopencore-amrnb --with-libopencore-amrwb --with-libopenjpeg --with-openssl --with-libopus --with-libschroedinger --with-libspeex --with-libtheora --with-libvo-aacenc --with-libvorbis --with-libvpx --with-libx264 --with-libxvid

# Easy Peasy
ffmpeg -i video.mp4 video.webm

dergachev

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application:

ryin

#!/bin/bash

# Script for installing tmux on systems where you don't have root access.
# tmux will be installed in $HOME/local/bin.
# It's assumed that wget and a C/C++ compiler are installed.

# exit on error
set -e

TMUX_VERSION=1.8

marktheunissen

This playbook has been removed as it is now very outdated.