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Currently focusing on ROS 2 & SLAM.

Peter Wallhead peterwallhead

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Currently focusing on ROS 2 & SLAM.
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@dahnielson
dahnielson / UUID.php
Last active February 10, 2026 18:34
Pure PHP UUID generator
<?php
/**
* UUID class
*
* The following class generates VALID RFC 4122 COMPLIANT
* Universally Unique IDentifiers (UUID) version 3, 4 and 5.
*
* UUIDs generated validates using OSSP UUID Tool, and output
* for named-based UUIDs are exactly the same. This is a pure
* PHP implementation.
@mattrude
mattrude / changepassword.php
Created October 31, 2010 23:49
LDAP PHP Change Password Page
<?php
/**
* LDAP PHP Change Password Webpage
* @author: Matt Rude <http://mattrude.com>
* @website: http://technology.mattrude.com/2010/11/ldap-php-change-password-webpage/
*
*
* GNU GENERAL PUBLIC LICENSE
* Version 2, June 1991
@jimsynz
jimsynz / rgb_spectrum.c
Created January 5, 2011 20:59
Arduino sketch to cycle an RGB LED through the colour spectrum.
const int redPin = 11;
const int greenPin = 10;
const int bluePin = 9;
void setup() {
// Start off with the LED off.
setColourRgb(0,0,0);
}
void loop() {
@karplus
karplus / timer_test.pde
Created July 13, 2011 01:34
Simple timer code for Arduino
// Timer test
// Kevin Karplus
// 12 July 2011
// One of the simplest data acquisition tasks is
// to time the interval between two events.
// This program waits for pin 4 to go high,
// starts a timer, lights the on-board LED,
// then waits for pin 5 to go low,
@scottjehl
scottjehl / hideaddrbar.js
Created August 31, 2011 11:42
Normalized hide address bar for iOS & Android
/*
* Normalized hide address bar for iOS & Android
* (c) Scott Jehl, scottjehl.com
* MIT License
*/
(function( win ){
var doc = win.document;
// If there's a hash, or addEventListener is undefined, stop here
if( !location.hash && win.addEventListener ){
@troelskn
troelskn / gist:1287893
Created October 14, 2011 18:24
Luhn's algorithm in php
<?php
function is_valid_luhn($number) {
settype($number, 'string');
$sumTable = array(
array(0,1,2,3,4,5,6,7,8,9),
array(0,2,4,6,8,1,3,5,7,9));
$sum = 0;
$flip = 0;
for ($i = strlen($number) - 1; $i >= 0; $i--) {
$sum += $sumTable[$flip++ & 0x1][$number[$i]];
@sindresorhus
sindresorhus / countrycode-latlong-array.json
Created November 5, 2011 16:03
Country codes (ISO 3166) to latitude longitude - converted from http://www.maxmind.com/app/country_latlon
{
"ad": [
"42.5000",
"1.5000"
],
"ae": [
"24.0000",
"54.0000"
],
"af": [
@tecoholic
tecoholic / osm2geo.js
Created November 27, 2011 04:57
OSM2GEO - A JS Converter to convert OSM to GeoJSON
/**************************************************************************
* OSM2GEO - OSM to GeoJSON converter
* OSM to GeoJSON converter takes in a .osm XML file as input and produces
* corresponding GeoJSON object.
*
* AUTHOR: P.Arunmozhi <aruntheguy@gmail.com>
* DATE : 26 / Nov / 2011
* LICENSE : WTFPL - Do What The Fuck You Want To Public License
* LICENSE URL: http://sam.zoy.org/wtfpl/
*
@AndrewRadev
AndrewRadev / Makefile
Created January 8, 2012 15:31
Stupidly simple Makefile for working with an Arduino
ARDUINO_PATH='/usr/share/arduino/hardware/arduino/cores/arduino'
VARIANTS_PATH='/usr/share/arduino/hardware/arduino/variants/standard'
MCU='atmega328p'
F_CPU=16000000
PORT='/dev/ttyACM0'
UPLOAD_RATE=115200
CORE_SOURCES=\
$(ARDUINO_PATH)/wiring.c\
$(ARDUINO_PATH)/wiring_analog.c\
@sweenzor
sweenzor / logtest.py
Created February 9, 2012 19:59
Writing to syslog with Python's logging library
import logging
import logging.handlers
log = logging.getLogger(__name__)
log.setLevel(logging.DEBUG)
handler = logging.handlers.SysLogHandler(address = '/dev/log')
formatter = logging.Formatter('%(module)s.%(funcName)s: %(message)s')