keira Rabierre

Create Root CA (Done once)

Create Root Key

Attention: this is the key used to sign the certificate requests, anyone holding this can sign certificates on your behalf. So keep it in a safe place!

openssl genrsa -des3 -out rootCA.key 4096

Common Options

-#, --progress-bar Make curl display a simple progress bar instead of the more informational standard meter.

-b, --cookie <name=data> Supply cookie with request. If no =, then specifies the cookie file to use (see -c).

-c, --cookie-jar <file name> File to save response cookies to.

Add Git Branch Name to Terminal Prompt (Linux/Mac)

Open ~/.bash_profile in your favorite editor and add the following content to the bottom.

# Git branch in prompt.

parse_git_branch() {

Backend Architectures

Twitter

ror, scala, jetty, erlang, thrift, mongrel, comet server, my-sql, memchached, varnish, kestrel(mq), starling, gizzard, cassandra, hadoop, vertica, munin, nagios, awstats

Introduce Gizzard of Twitter - 트위터의 새로운 분산 관리 라이브러리 Gizzard를 소개합니다.
The Architecture Twitter Uses to Deal with 150M Active Users, 300K QPS, a 22 MB/S Firehose, and Send Tweets in Under 5 Seconds
Scaling Twitter: Making Twitter 10000 Percent Faster

	$ node --v8-options > node_8_v8_options

	SSE3=1 SSSE3=1 SSE4_1=1 SAHF=1 AVX=1 FMA3=1 BMI1=1 BMI2=1 LZCNT=1 POPCNT=1 ATOM=0
	Usage:
	shell [options] -e string
	execute string in V8
	shell [options] file1 file2 ... filek
	run JavaScript scripts in file1, file2, ..., filek
	shell [options]
	shell [options] --shell [file1 file2 ... filek]

	# Get IAM Role name from Instance Profile Id
	curl http://169.254.169.254/latest/meta-data/iam/info

	# Get credentials
	curl http://169.254.169.254/latest/meta-data/iam/security-credentials/<role-name>

	# More info
	http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-instance-metadata.html

	#!/bin/bash -e

	echo '
	PATH=$HOME/go/bin:$PATH
	export GOPATH=$HOME
	export CDPATH=.:$HOME/src/golang.org/x:$HOME/go/src:$HOME/src/github.com:$HOME/src/github.com/nf:$HOME/src/github.com/adg
	export EDITOR=vim
	' >> ~/.profile

	sudo apt-get update

	# Makefile for a go project
	#
	# Author: Jon Eisen
	# site: joneisen.me
	#
	# Targets:
	# all: Builds the code
	# build: Builds the code
	# fmt: Formats the source files
	# clean: cleans the code

	<!doctype html>
	<html>
	<head>
	<meta charset="utf-8">
	<title>App Redirection</title>
	</head>
	<body>
	<!--
	NOTE: This was a great hack in days gone by, but now both Apple and Google have improved their support for custom
	protocol handlers.

	WARNING : Unauthorized access to this system is forbidden and will be
	prosecuted by law. By accessing this system, you agree that your actions
	may be monitored if unauthorized usage is suspected.