zenoando

ffmpeg -i video.mp4 -f mp3 -ab 192000 -vn music.mp3

# some bitrate
ffmpeg -i video.mp4 -b:a 192K -vn music.mp3

# variable bitrate
ffmpeg -i k.mp4 -q:a 0 -map a k.mp3

zenoando

# This is how you add a Jenkins slave

# On master, create ssh keys for the Jenkins user if you don't have one. 
# We will use ssh-key auth for master connections towards the slave.

  sudo -u jenkins -H ssh-keygen

# On slave.
# Create a jenkins user account
# Create a system directory and use that for jenkins' user home directory

zenoando

# This is how you add a Jenkins slave

# On master:

  sudo -u jenkins -H ssh-keygen

# On slave

  adduser --system --group --home=/var/lib/jenkins-slave --no-create-home --disabled-password --quiet --shell /bin/bash jenkins-slave
  install -d -o jenkins-slave -g jenkins-slave /var/lib/jenkins-slave

zenoando

# to generate your dhparam.pem file, run in the terminal
openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048

zenoando

#!/bin/bash

tarray=(
# this is
'eenie'
# a testing
'meenie'
# of
'minee'
# arrays

zenoando

set :application, "My Static Content"
set :servername, 'test.example.com'

# no git? simply deploy a directory
set :scm, :none
set :repository,  "." # the directory to deploy

# using git? deploy from local git repository
# set :scm, :git
# set :repository, 'file//.' # path to local git repository

zenoando

## hocho 
## when i don't want to move directories to use a different knife.rb
## usage: where knife <command> <options> is transformed to hocho <command> <options>

function hocho () {
  knife "$1" --config $HOME/$DEVCHEF/.chef/knife.rb "${@:2}"
}

zenoando

#!/bin/bash

INFILE=$1

cat $INFILE | sed s/$/\\\\n/ | tr -d '\n' >> $INFILE.jsonready

zenoando

# For CORS Ajax
    proxy_pass_header Access-Control-Allow-Origin;
    proxy_pass_header Access-Control-Allow-Methods;
    proxy_hide_header Access-Control-Allow-Headers;
    add_header Access-Control-Allow-Headers 'X-Requested-With, Content-Type';
    add_header Access-Control-Allow-Credentials true;

zenoando

#!/bin/bash
# Delete all containers
docker rm $(docker ps -a -q)

# Delete all images
docker rmi $(docker images -q)

# Remove containers that exited.
docker ps -a | grep Exit | cut -d ' ' -f 1 | xargs sudo docker rm