Marius Butuc mariusbutuc

AV Club

Commander: Better Distributed Applications through CQRS and Event Sourcing by Bobby Calderwood
GenStage and Flow by José Valim
Types are like the Weather, Type Systems are like Weathermen by Matthias Felleisen
Making Impossible States Impossible by Richard Feldman

Ideas

Category theory for programmers by Bartosz Milewski

What I Wish I'd Known About Equity Before Joining A Unicorn

Disclaimer: This piece is written anonymously. The names of a few particular companies are mentioned, but as common examples only.

This is a short write-up on things that I wish I'd known and considered before joining a private company (aka startup, aka unicorn in some cases). I'm not trying to make the case that you should never join a private company, but the power imbalance between founder and employee is extreme, and that potential candidates would

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

Back-end

Front-end

Relay

	# p_map is a parallel map which runs each and every process concurrently
	> p_map = fn -> 1..5 \|> Enum.map(fn(i) -> Task.async(fn -> :timer.sleep(200); i + 1 end) end) \|> Enum.map(fn(tsk) -> Task.await(tsk) end) end

	# slow_map runs each and every iteration one after the other
	> slow_map = fn -> 1..5 \|> Enum.map(fn(i) -> :timer.sleep(200); i + 1 end) end

	> :timer.tc(fn -> p_map.() end, [])
	{200830, [2, 3, 4, 5, 6]}

	> :timer.tc(fn -> slow_map.() end, [])

	# .git/hooks/pre-push
	#!/usr/bin/env bash

	set -e
	trap 'echo interrupted; exit' INT

	cd $(git rev-parse --show-toplevel)

	if [ -f "mix.exs" ]; then
	mix compile --warnings-as-errors

	// Copyright (c) 2012 Sutoiku, Inc. (MIT License)

	function PV(rate, periods, payment, future, type) {
	// Initialize type
	var type = (typeof type === 'undefined') ? 0 : type;

	// Evaluate rate and periods (TODO: replace with secure expression evaluator)
	rate = eval(rate);
	periods = eval(periods);

	$ npm install -g elm-test
	└─┬ [email protected]
	├─┬ [email protected]
	│ ├─┬ [email protected]
	│ │ ├── [email protected]
	│ │ ├── [email protected]
	│ │ ├── [email protected]
	│ │ ├─┬ [email protected]
	│ │ │ └── [email protected]
	│ │ ├── [email protected]

	amp-ad, .advertisement {
	display: none !important;
	}

	p {
	width: 80ch !important; /* classic! */
	}

	server {
	listen 80;
	server_name localhost;
	root /usr/share/nginx/html;

	location / {
	expires 5m;
	try_files $uri $uri/ /index.html;
	}