romantomjak

#!/usr/bin/env python3
#
# This script sets the service name (i.e. drive group) for the given OSDs
# on the host on which it is executed.
#
# For example, to set service_name=osd.foo for OSDs 1, 2 and 3, you'd run:
#
#   ./set-osd-service-name.py osd.foo 1 2 3
#
# For each OSD specified, it will set service_name in that OSD's unit.meta

romantomjak

ANSI Escape Sequences

Standard escape codes are prefixed with Escape:

• Ctrl-Key: ^[
• Octal: \033
• Unicode: \u001b
• Hexadecimal: \x1b
• Decimal: 27

romantomjak

FFmpeg cheat sheet

A list of useful commands for the ffmpeg command line tool.

Download FFmpeg: https://www.ffmpeg.org/download.html

Full documentation: https://www.ffmpeg.org/ffmpeg.html

Basic conversion

romantomjak

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

romantomjak

Keybase proof

I hereby claim:

• I am romantomjak on github.
• I am romantomjak (https://keybase.io/romantomjak) on keybase.
• I have a public key ASC56kTxpnBqfuyYjh5xUbdEmI91P4Ihf_KNgRKC407UaAo

To claim this, I am signing this object:

romantomjak

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application:

romantomjak

/*
* Apple - apple.com
* SF Pro Display used on apple.com as of iPhone 7 (RED) launch (March 21st 2017)

usage:
  -   font-family: "SF Pro Display","SF Pro Icons","Helvetica Neue","Helvetica","Arial",sans-serif;
  
  - known issues:
      - Access to Font at 'http://www.apple.com/wss/fonts/SF-Pro-Display/v1/sf-pro-display_bold.woff' from origin 'null' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'null' is therefore not allowed access. The response had HTTP status code 404.
         index.html:1 Access to Font at 'http://www.apple.com/wss/fonts/SF-Pro-Display/v1/sf-pro-display_bold.ttf' from origin 'null' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'null' is therefore not allowed access. The response had HTTP status code 404.

romantomjak

Open or create ~/.bash_profile and add the following lines:

# ssh autocomplete
function _ssh_autocomplete() {
  COMPREPLY=()
  CURRENT_WORD="${COMP_WORDS[COMP_CWORD]}"
  if [[ ${CURRENT_WORD} == -* || ${COMP_CWORD} -eq 1 ]] ; then
    WORD_LIST=$(sed -nE "s/Host\ ([a-zA-Z0-9].+)/\1/p" ~/.ssh/config | tr '\n' ' ' )
 COMPREPLY=( $(compgen -W "$WORD_LIST" -- ${CURRENT_WORD}) )

romantomjak

Open or create ~/.bash_profile and add the following lines:

# Sublime
alias sublime='/Applications/Sublime\ Text.app/Contents/SharedSupport/bin/subl'

This will allow you to type sublime in the Terminal to open Sublime Text 3.

To open files with Sublime type the following command:

romantomjak

Effective Engineer - Notes

• By Edmond Lau
• Highly Recommended 👍
• http://www.theeffectiveengineer.com/

What's an Effective Engineer?

• They are the people who get things done. Effective Engineers produce results.

Adopt the Right Mindsets