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

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

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

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

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ANSI Escape Sequences

Standard escape codes are prefixed with Escape:

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

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