Lucas Sifoni Lucassifoni

If you want a run-down of the 1.3 changes and the design decisions behidn those changes, check out the LonestarElixir Phoenix 1.3 keynote: https://www.youtube.com/watch?v=tMO28ar0lW8

To use the new phx.new project generator, you can install the archive with the following command:

$ mix archive.install https://github.com/phoenixframework/archives/raw/master/phx_new.ez

Bump your phoenix dep

Phoenix v1.3.0 is a backwards compatible release with v1.2.x. To upgrade your existing 1.2.x project, simply bump your phoenix dependency in mix.exs:

Purpose

I have three printers; each uses a raspberry pi that runs OctoPrint. I wanted to be able to give people a single page to see all of the webcams, what they are printing with ETL (est time left), and what the current temperatures are.

This demonstrates how I did that. Email me at richard@hamstudy.org if you'd like to see a live demo -- I don't want every bot on the web looking at my cameras and using CPU cycles.

License

Encoding Video

Installing

Install FFmpeg with homebrew. You'll need to install it with a couple flags for webm and the AAC audio codec.

brew install ffmpeg --with-libvpx --with-libvorbis --with-fdk-aac --with-opus

	FROM elixir:latest

	# Install debian packages
	RUN apt-get update && \
	apt-get install --yes build-essential inotify-tools postgresql-client git && \
	apt-get clean

	ADD . /app

	# Install Phoenix packages

	#!/bin/bash

	system=$(lsb_release --description)
	system_name=$(lsb_release --id --short)
	system_version=$(lsb_release --release --short)
	system_main_version=${system_version%%.*}

	is_debian=false
	is_ubuntu=false
	is_mint=false

	# How to run Ecto migrations from IEx console... Examples

	# preliminaries assumed in the following code, change to fit your environment:
	alias YourAppName.Repo
	your_app_name_as_atom = :mpnetwork
	downto_version = 20170724182558

	# Down:
	Ecto.Migrator.run(Repo, "priv/repo/migrations/", :down, [to: downto_version])

	///
	/// Factorial function in lambda calculus - implemented in JS
	///

	//// Lambda calculus
	// zero = λs.λz.z
	// succ = λn.λs.λz.s (n s z)
	// mult = λn.λm.λs.m (n s)
	// pred = λn.λf.λx.n(λg.λh.h (g f))(λu.x)(λu.u)
	// minus = λn.λm.m pred n

	Ansible playbook to setup HTTPS using Let's encrypt on nginx.

	The Ansible playbook installs everything needed to serve static files from a nginx server over HTTPS.
	The server pass A rating on [SSL Labs](https://www.ssllabs.com/).

	To use:
	1. Install [Ansible](https://www.ansible.com/)
	2. Setup an Ubuntu 16.04 server accessible over ssh
	3. Create `/etc/ansible/hosts` according to template below and change example.com to your domain
	4. Copy the rest of the files to an empty directory (`playbook.yml` in the root of that folder and the rest in the `templates` subfolder)