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Vim cheat sheet

Starting Vim

vim [file1] [file2] ...

A quick "how to" on what you need to do to both setup AND recover a single-server PostgreSQL database using WAL-E

WAL-E: https://github.com/wal-e/wal-e
Assuming Ubuntu 12.04 LTS ("Precise")
We'll be using S3. Make sure you have an IAM in a group with GetObject, ListBucket and PutObject on the bucket you want to use (and that it's not public).

Setup:

These packages:

How to change Pantheon Terminal's color scheme

Many of us spend many hours of our days using their terminal. Plus, we all have different tastes when it comes to color schemes. That's why the ability to change the color scheme of a terminal is one of its more important featuresl. Throughout this tutorial, I'll teach you how you can change the looks of your terminal, step by step.

This tutorial is aimed at elementary OS users, but it also works for any Ubuntu user. Start by installing dconf-tools:

sudo apt-get install dconf-tools

Secondly, you need to decide which theme you're going to apply. You can find dozens of terminal color schemes online, you can even design your own using this web application. Design the color scheme, hit "Get Scheme" and choose "Terminator". You'll get a raw text file with a background color, a foreground color and a palette. Those strings define your color scheme. In this tutorial, I'll post an

I just had to set up Jenkins to use GitHub. My notes (to myself, mostly):

Detailed Instructions

For setting up Jenkins to build GitHub projects. This assumes some ability to manage Jenkins, use the command line, set up a utility LDAP account, etc. Please share or improve this Gist as needed.

Install Jenkins Plugins

get both the git and github plugin
http://wiki.jenkins-ci.org/display/JENKINS/Git+Plugin

	#!/boot/bzImage

	# Linux kernel userspace initialization code, translated to bash
	# (Minus floppy disk handling, because seriously, it's 2017.)
	# Not 100% accurate, but gives you a good idea of how kernel init works
	# GPLv2, Copyright 2017 Hector Martin <[email protected]>
	# Based on Linux 4.10-rc2.

	# Note: pretend chroot is a builtin and affects the current process
	# Note: kernel actually uses major/minor device numbers instead of device name

	# Nginx proxy for Elasticsearch + Kibana
	#
	# In this setup, we are password protecting the saving of dashboards. You may
	# wish to extend the password protection to all paths.
	#
	# Even though these paths are being called as the result of an ajax request, the
	# browser will prompt for a username/password on the first request
	#
	# If you use this, you'll want to point config.js at http://FQDN:443/ instead of
	# http://FQDN:9200

	#!/bin/bash

	set -e

	if [ $# -eq 0 ]; then
	echo "USAGE: $0 plugin1 plugin2 ..."
	exit 1
	fi

	plugin_dir=/var/lib/jenkins/plugins

	#!/bin/bash
	#
	# Example of how to parse short/long options with 'getopt'
	#

	OPTS=`getopt -o vhns: --long verbose,dry-run,help,stack-size: -n 'parse-options' -- "$@"`

	if [ $? != 0 ] ; then echo "Failed parsing options." >&2 ; exit 1 ; fi

	echo "$OPTS"

	-- show running queries (pre 9.2)
	SELECT procpid, age(clock_timestamp(), query_start), usename, current_query
	FROM pg_stat_activity
	WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%'
	ORDER BY query_start desc;

	-- show running queries (9.2)
	SELECT pid, age(clock_timestamp(), query_start), usename, query
	FROM pg_stat_activity
	WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%'

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