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

kaleb

#~/.mutt/aliases
alias nick		Nicholas Levandoski	<nick.levandoski@auglug.org>
alias tim		Timothy Pitt		<timothy.pitt@auglug.org>
alias steven		Steven Jackson		<sjackson@auglug.org>
alias kaleb		Kaleb Hornsby		<kaleb.hornsby@auglug.org>
alias alug-admin	nick, tim, steven

TooTallNate

function endianness () {
  var b = new ArrayBuffer(4);
  var a = new Uint32Array(b);
  var c = new Uint8Array(b);
  a[0] = 0xdeadbeef;
  if (c[0] == 0xef) return 'LE';
  if (c[0] == 0xde) return 'BE';
  throw new Error('unknown endianness');
}

justinbmeyer

JavaScript Code

var str = "hi";

Memory allocation:

Address	Value	Description
......	...

kujohn

Port Forwarding in Mavericks

---

Since Mavericks stopped using the deprecated ipfw (as of Mountain Lion), we'll be using pf to allow port forwarding.

####1. anchor file Create an anchor file under /etc/pf.anchors/<anchor file> with your redirection rule like:

artnez

#! /usr/bin/env bash
#
# Monkey patching a function in bash. Why.

patch() {
    new_guy=$(declare -f $1)
    new_guy=${new_guy##$1*\{}
    new_guy=${new_guy/\}/}
    old_guy=$(declare -f $2)
    old_guy=${old_guy/$2*{/}

eendeego

## Install kernel modules

mkdir -p ~/work/share/lcd/adafruit-pitft-2.8
cd ~/work/share/lcd/adafruit-pitft-2.8

wget http://adafruit-download.s3.amazonaws.com/libraspberrypi-bin-adafruit.deb
wget http://adafruit-download.s3.amazonaws.com/libraspberrypi-dev-adafruit.deb
wget http://adafruit-download.s3.amazonaws.com/libraspberrypi-doc-adafruit.deb
wget http://adafruit-download.s3.amazonaws.com/libraspberrypi0-adafruit.deb
wget http://adafruit-download.s3.amazonaws.com/raspberrypi-bootloader-adafruit-20140724-1.deb

adammw

Node.js for Raspberry Pi

Pre-built binaries

Recent releases have been pre-built using cross-compilers and this script and are downloadable below.

If you have found these packages useful, give me a shout out on twitter: @adammw

pgte

Recipe for customizing a SmartoOS image and cloning it

1. Create base image

1.1. Download and install the base image:

[root@00-0c-29-aa-24-ba ~]# imgadm list
UUID                                  NAME             VERSION  OS       PUBLISHED
9eac5c0c-a941-11e2-a7dc-57a6b041988f  base64           13.1.0   smartos  2013-04-26T15:17:57Z

trodrigues

Mac OSX keyboard layout switching is a pain.
Using a keyboard layout different than the one actually printed on
your keys is also weird. The following keyboard shortcuts allow you
to create the various diacritics used in languages like Portuguese
on the British/US layout of a Mac keyboard.
 
 
Alt+e -> ´ Examples: é ó á
Alt+i -> ^ Examples: â ê
Alt+c -> ç