Skip to content

Instantly share code, notes, and snippets.

@banksean
banksean / perlin-noise-classical.js
Created February 15, 2010 10:00
two Perlin noise generators in javascript. The simplex version is about 10% faster (in Chrome at least, haven't tried other browsers)
// Ported from Stefan Gustavson's java implementation
// http://staffwww.itn.liu.se/~stegu/simplexnoise/simplexnoise.pdf
// Read Stefan's excellent paper for details on how this code works.
//
// Sean McCullough banksean@gmail.com
/**
* You can pass in a random number generator object if you like.
* It is assumed to have a random() method.
*/
@pmdgithub
pmdgithub / grab_avatars_for_git_users.pl
Created November 19, 2010 14:39
Grab avatars for github users, use for: gource --user-image-dir .git/avatar/
#!/usr/bin/perl
#fetch Gravatars
use strict;
use warnings;
use LWP::Simple;
use Digest::MD5 qw(md5_hex);
my $size = 90;
@Hafthor
Hafthor / httprelay.js
Created August 17, 2011 20:33
http relay using node.js
var http = require('http');
http.createServer(function (req, resp) {
var h = req.headers;
h.host = "stackoverflow.com";
var req2 = http.request({
host: h.host, port: 80, path: req.url, method: req.method, headers: h
}, function (resp2) {
resp.writeHead(resp2.statusCode, resp2.headers);
resp2.on('data', function (d) { resp.write(d); });
resp2.on('end', function () { resp.end(); });
@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/
*
@mattbaker
mattbaker / README
Created December 22, 2011 06:02
SVG to PNG render with Node and D3.js
This example expects to have d3.min.js and d3.layout.min.js in the same directory as pie.js and pie_serv.js.
Run with node pie_serv.js
@jpoehls
jpoehls / node-cluster-messaging.js
Created March 29, 2012 01:48
Simple message passing between cluster master and workers in Node.js
var cluster = require('cluster');
if (cluster.isWorker) {
console.log('Worker ' + process.pid + ' has started.');
// Send message to master process.
process.send({msgFromWorker: 'This is from worker ' + process.pid + '.'})
// Receive messages from the master process.
@bricef
bricef / AES.c
Last active May 11, 2024 21:15
A simple example of using AES encryption in Java and C.
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
/*
* MCrypt API available online:
* http://linux.die.net/man/3/mcrypt
*/
#include <mcrypt.h>
@zeffii
zeffii / bvp_to_svg.py
Created June 28, 2012 16:27
blender viewport to svg
import bpy
from bpy_extras.view3d_utils import location_3d_to_region_2d as loc3d2d
import os
def write_svg(edge_list, region):
width, height = region.width, region.height
@mbostock
mbostock / README.md
Last active June 7, 2023 18:33
Underscore’s Equivalents in D3

Collections

each(array)

Underscore example:

_.each([1, 2, 3], function(num) { alert(num); });
@dergachev
dergachev / GIF-Screencast-OSX.md
Last active June 5, 2024 22:16
OS X Screencast to animated GIF

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Screencapture GIF

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application: