Saïdina MOHAMED ALI lee-pai-long

[Vagrant] Post provisioning mount

config.vm.share_folder "ganja", "/test", "/test"
config.vm.provision :shell do |shell|
  shell.inline = "sudo mount -t vboxsf -o uid=`id -u apache`,gid=`id -g apache` test /test"
end

[VAGRANT] Vagrant ssh connect with another user

Requirement: The other user must be provisioned at boot

Then In the Vagrantfile:

...
VAGRANT_COMMAND = ARGV[0]
...

Transforming Code into Beautiful, Idiomatic Python

Notes from Raymond Hettinger's talk at pycon US 2013 video, slides.

The code examples and direct quotes are all from Raymond's talk. I've reproduced them here for my own edification and the hopes that others will find them as handy as I have!

Looping over a range of numbers

for i in [0, 1, 2, 3, 4, 5]:

[PYTHON] Virtualenvwrapper for python 3

Install Virtualenvwrapper

$ [sudo -H] pip[3] install virtualenvwrapper

Create virtualenv home directory

[SED] Remove comments and empty lines from file

$ sed \
> -e '/^<comment_character>/d' \
> -e '/^$/d' \
> -i <file>

[LINUX MINT 17.2] Mouse middleclick paste keybinding

Install xdotool

$ [sudo] apt-get update -qq && \
> [sudo] apt-get install -yqq xdotool

[LINUX MINT 17.2] Install UNetbootin

$ sudo add-apt-repository ppa:gezakovacs/ppa && \
> sudo apt-get update && \
> sudo apt-get install unetbootin extlinux

	#! /bin/bash
	### BEGIN INIT INFO
	# Provides: yourapp
	# Required-Start: nginx
	# Required-Stop:
	# Default-Start: 2 3 4 5
	# Default-Stop: 0 1 6
	# Short-Description: The main django process
	# Description: The gunicorn process that receives HTTP requests
	# from nginx

	# source: http://stackoverflow.com/questions/32557920/what-are-type-hints-in-python-3-5

	def check_type_hinter(function):
	"""
	Make sure you follow what you said.
	How to use:

	@check_type_hinter
	def length(arg: str) -> int:
	return len(arg)

	App configuration in environment variables: for and against

	For (some of these as per the 12 factor principles)

	1) they are are easy to change between deploys without changing any code

	2) unlike config files, there is little chance of them being checked
	into the code repo accidentally

	3) unlike custom config files, or other config mechanisms such as Java