jboner

Latency Comparison Numbers (~2012)
----------------------------------
L1 cache reference                           0.5 ns
Branch mispredict                            5   ns
L2 cache reference                           7   ns                      14x L1 cache
Mutex lock/unlock                           25   ns
Main memory reference                      100   ns                      20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy             3,000   ns        3 us
Send 1K bytes over 1 Gbps network       10,000   ns       10 us
Read 4K randomly from SSD*             150,000   ns      150 us          ~1GB/sec SSD

wandernauta

#!/usr/bin/env bash

#
# This is sp, the command-line Spotify controller. It talks to a running
# instance of the Spotify Linux client over dbus, providing an interface not
# unlike mpc.
#
# Put differently, it allows you to control Spotify without leaving the comfort
# of your command line, and without a custom client or Premium subscription.
#

mandiwise

// Reference: http://stackoverflow.com/questions/4822471/count-number-of-lines-in-a-git-repository

$ git ls-files | xargs wc -l

joyrexus

collapsible markdown?

CLICK ME

yes, even hidden code blocks!

print("hello world!")

brodygov

#!/usr/bin/env ruby

# Copy a list of issues from one repository to another.
#
# This whole script is a poorly documented mess. Sorry.

require 'date'
require 'yaml'
require 'pp'

lizthegrey

default['sshd']['sshd_config']['AuthenticationMethods'] = 'publickey,keyboard-interactive:pam'
default['sshd']['sshd_config']['ChallengeResponseAuthentication'] = 'yes'
default['sshd']['sshd_config']['PasswordAuthentication'] = 'no'

alexellis

1. Sign up to DigitalOcean
2. Download Terraform
3. Clone this gist using the URL from the address bar
4. Run terraform init
5. Run terraform apply -var="do_token=$(cat $HOME/digitalocean-access-token)"
6. View the output for the login command and gateway URL i.e.

gateway_url = http://178.128.39.201:8080/
login_cmd = faas-cli login -g http://178.128.39.201:8080/ -p rvIU49CEcFcHmqxj