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Git Magic

How to fetch remote changes?

 > git fetch --all
 > git fetch --tags

How to move and push a tag?

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#!/bin/bash

FILES="config.js app.js"

function initialize {
  for file in $FILES
    do
      echo "moved $file to /app"
      mv $file app
    done

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body {
  padding-bottom: 25px;
  font-family: "Source Sans Pro", "Helvetica Neue", Helvetica, sans-serif;
}

.text-danger {
  color: #D64242;
}

.text-warning {

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html,
body {
  font-family: Consolas, Menlo, Monaco, monospace;
  font-size: 13px;
  color: #c0C5ce;
  line-height: 1.4;
  white-space: pre;
  background-color: #2b303b !important;
}

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# Put app to offline.
$ heroku maintenance:on --app APP 

# Put app back online.
$ heroku maintenance:off --app APP

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Ubuntu Mate: Raspberry Pi 2 or 1

Download Image from the official website:

# Copy image to SDHC: where rdisk[X] is the target sdhc
# run `diskutil list` to be sure
$ sudo dd if=ubuntu-mate-15.04-desktop-armhf-raspberry-pi-2.img of=/dev/rdisk[X] bs=1m

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" .vimrc

" Disable Vi compatibility
set nocompatible

if has("syntax")
    " Enable syntax highlighting
    syntax enable
    " Set colorscheme
    silent! colorscheme base-16

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$ sudo docker run ubuntu:14.04 /bin/echo 'Hello world'

# The -t flag assigns a pseudo-tty or terminal inside our new container and the -i flag allows us to make an interactive connection by grabbing the standard in (STDIN) of the container.
$ sudo docker run -t -i ubuntu:14.04 /bin/bash

# A Daemonized Hello world
$ sudo docker run -d ubuntu:14.04 /bin/sh -c "while true; do echo hello world; sleep 1; done"
1e5535038e285177d5214659a068137486f96ee5c2e85a4ac52dc83f2ebe4147

$ sudo docker ps

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#!/bin/bash

set -e
set -u

pkg_install () {
  YUMPKG=(
    curl-devel
    expat-devel
    gettext-devel

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# Redis configuration file example

# Note on units: when memory size is needed, it is possible to specify
# it in the usual form of 1k 5GB 4M and so forth:
#
# 1k => 1000 bytes
# 1kb => 1024 bytes
# 1m => 1000000 bytes
# 1mb => 1024*1024 bytes
# 1g => 1000000000 bytes