JabDoesThings

local IS_PZ = instanceof ~= nil;

-- Create our coroutine by passing a function to execute, from start to finish.
local thread = coroutine.create(function()

    local result = 0;
    for i = 0, 100, 1 do

        -- Perform next pass.
        result = result + i;

kizzx2

version: '3'
services:
  app:
    image: nginx:alpine
    ports: ["80:80"]
    restart: unless-stopped

  restarter:
    image: docker:cli
    volumes: ["/var/run/docker.sock:/var/run/docker.sock"]

ekreutz

Ansible variable precedence

Source: http://docs.ansible.com/ansible/latest/playbooks_variables.html#variable-precedence-where-should-i-put-a-variable

From least to most important

• command line values (for example, -u my_user, these are not variables)
• role defaults (defined in role/defaults/main.yml)
• inventory file or script group vars
• inventory group_vars/all

jctosta

Screen Quick Reference

Basic

Description	Command
Start a new session with session name	screen -S <session_name>
List running sessions / screens	screen -ls
Attach to a running session	screen -x
Attach to a running session with name	screen -r