p8

class Lisp
  Fs = {
    :label => lambda {|name,value|  Fs[name] = lambda { value } },
    :car =>   lambda {|sexp|        sexp.first },
    :cdr =>   lambda {|sexp|        sexp.slice(1, sexp.size) },
    :cons =>  lambda {|head,tail|   [head] + tail },
    :atom =>  lambda {|sexp|        !sexp.is_a?(Array)  },
    :eq =>    lambda {|a,b|         a == b },
    :if =>    lambda {|cnd,thn,els| cnd ? thn : els }
  }

marktheunissen

This playbook has been removed as it is now very outdated.

quiver

#!/usr/bin/env python
# http://www.rabbitmq.com/tutorials/tutorial-two-python.html
import pika
import sys

connection = pika.BlockingConnection(pika.ConnectionParameters(
        host='localhost'))
channel = connection.channel()

message = ' '.join(sys.argv[1:]) or "Hello World!"

brson

A Guide to Rust Syntax

A very brief guide to Rust syntax. It assumes you are already familiar with programming concepts.

This was written in 2014. It is not a good reference for Rust today, though the content is still correct.

cheats.rs looks like a good alternative.

Assert macro

staltz

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.

---

acolyer

Internet Scale Services Checklist

A checklist for designing and developing internet scale services, inspired by James Hamilton's 2007 paper "On Desgining and Deploying Internet-Scale Services."

• http://mvdirona.com/jrh/talksandpapers/jamesrh_lisa.pdf

Basic tenets

• Does the design expect failures to happen regularly and handle them gracefully?
• Have we kept things as simple as possible?