msmith

#!/bin/bash

#
# This script installs and configures couchdb on a fresh Amazon Linux AMI instance.
#
# Must be run with root privileges
# Tested with Amazon Linux AMI release 2011.02.1.1 (ami-8c1fece5)
#

export BUILD_DIR="$PWD"

andris9

#!/bin/sh -e

#git-cache-meta -- simple file meta data caching and applying.
#Simpler than etckeeper, metastore, setgitperms, etc.
#from http://www.kerneltrap.org/mailarchive/git/2009/1/9/4654694
#modified by n1k
# - save all files metadata not only from other users
# - save numeric uid and gid

# 2012-03-05 - added filetime, andris9

christo

// you can make a construct for those 
// times you want to ignore exceptions:

// here's the closure that can ignore things
def ignoring = { Class<? extends Throwable> catchMe, Closure callMe ->
  try {
    callMe.call()
  } catch(e) {
    if (!e.class.isAssignableFrom(catchMe)) {
      throw e

inexorabletash

// Copyright 2019 Google LLC.
// SPDX-License-Identifier: Apache-2.0

// Basic p(r)olyfill for proposed feature

// This defines no successor of empty arrays, so the range for prefix
// [] or [[],[]] has no upper bound.
// An alternate definition would preclude adding additional nesting,
// so the range for prefix [] would have upper bound [[]] and the
// range for prefix [[], []] would have upper bound [[], [[]]].

willurd

Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.

Discussion on reddit.

Python 2.x

$ python -m SimpleHTTPServer 8000

tknerr

#
# Vagrantfile for testing
#
Vagrant::configure("2") do |config|

  # the Chef version to use
  config.omnibus.chef_version = "11.4.4"

  def configure_vbox_provider(config, name, ip, memory = 384)
    config.vm.provider :virtualbox do |vbox, override| 

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.

---

ArtemGr

#![feature(mpsc_select, box_syntax)]

use std::io;
use std::process::Command;
use std::sync::mpsc::{channel, Receiver, Select};
use std::string::FromUtf8Error;
use std::thread::spawn;

#[derive(Debug)]
enum PipeError {

isaacs

# Hello, and welcome to makefile basics.
#
# You will learn why `make` is so great, and why, despite its "weird" syntax,
# it is actually a highly expressive, efficient, and powerful way to build
# programs.
#
# Once you're done here, go to
# http://www.gnu.org/software/make/manual/make.html
# to learn SOOOO much more.

sebmarkbage

import { Component } from "React";

export var Enhance = ComposedComponent => class extends Component {
  constructor() {
    this.state = { data: null };
  }
  componentDidMount() {
    this.setState({ data: 'Hello' });
  }
  render() {