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@hanksudo
hanksudo / stdev.js
Created July 18, 2013 10:02
Standard deviation(STDEV) with JavaScript
var stdev = function(arr) {
var n = arr.length;
var sum = 0;
arr.map(function(data) {
sum+=data;
});
var mean = sum / n;
@tedmiston
tedmiston / nodejs-tcp-example.js
Last active May 20, 2024 11:27
Node.js TCP client and server example
/*
In the node.js intro tutorial (http://nodejs.org/), they show a basic tcp
server, but for some reason omit a client connecting to it. I added an
example at the bottom.
Save the following server in example.js:
*/
var net = require('net');
@photonstorm
photonstorm / gist:5300530
Created April 3, 2013 11:49
array shuffle
function shuffleArray(array) {
for (var i = array.length - 1; i > 0; i--) {
var j = Math.floor(Math.random() * (i + 1));
var temp = array[i];
array[i] = array[j];
array[j] = temp;
}
return array;
@ck-on
ck-on / ocp.php
Last active May 18, 2024 22:35
OCP - Opcache Control Panel (aka Zend Optimizer+ Control Panel for PHP)#ocp #php #opcache #opcode #cache #zend #optimizerplus #optimizer+
<?php
/*
OCP - Opcache Control Panel (aka Zend Optimizer+ Control Panel for PHP)
Author: _ck_ (with contributions by GK, stasilok)
Version: 0.1.7
Free for any kind of use or modification, I am not responsible for anything, please share your improvements
* revision history
0.1.7 2015-09-01 regex fix for PHP7 phpinfo
0.1.6 2013-04-12 moved meta to footer so graphs can be higher and reduce clutter
@opatut
opatut / chroot-breakout.c
Created February 1, 2013 16:14
// Shortened version of this:
// http://www.bpfh.net/simes/computing/chroot-break.html
#include <stdio.h>
#include <errno.h>
#include <fcntl.h>
#include <string.h>
#include <unistd.h>
#include <sys/stat.h>
#include <sys/types.h>
@antirez
antirez / gist:4195130
Created December 3, 2012 13:44
<!DOCTYPE html>
<html>
<head><title>ChamberedTest</title></head>
<script type="text/javascript" src="js/chambered.js"></script>
<style type="text/css">
canvas, img {
image-rendering: optimizeSpeed;
image-rendering: -moz-crisp-edges;
image-rendering: -webkit-optimize-contrast;
@bgallagh3r
bgallagh3r / wp.sh
Last active March 24, 2024 03:12
Wordpress: Bash Install Script -- Downloads latest WP version, updates wp-config with user supplied DB name, username and password, creates and CHMOD's uploads dir, copies all the files into the root dir you run the script from, then deletes itself!
#!/bin/bash -e
clear
echo "============================================"
echo "WordPress Install Script"
echo "============================================"
echo "Database Name: "
read -e dbname
echo "Database User: "
read -e dbuser
echo "Database Password: "
@rochal
rochal / plasma.js
Created May 30, 2012 23:07
plasma.js - Creating Plasma Fractal in JavaScript
/***************************************************************************
* Do What THe Fuck You Want To Public Licence 2 *
* *
* JavaScript implementation by Piotr Rochala (http://rocha.la/) *
* Based on C# work of Serge Meunier (http://www.smokycogs.com/) *
* *
* Check this code in action on http://rocha.la/javascript-plasma-fractal *
* *
**************************************************************************/
@pamelafox
pamelafox / exportjson.js
Last active May 2, 2024 09:01
Google Spreadsheet JSON ExportHow-to at http://blog.pamelafox.org/2013/06/exporting-google-spreadsheet-as-json.html
// Includes functions for exporting active sheet or all sheets as JSON object (also Python object syntax compatible).
// Tweak the makePrettyJSON_ function to customize what kind of JSON to export.
var FORMAT_ONELINE = 'One-line';
var FORMAT_MULTILINE = 'Multi-line';
var FORMAT_PRETTY = 'Pretty';
var LANGUAGE_JS = 'JavaScript';
var LANGUAGE_PYTHON = 'Python';
@desandro
desandro / halftone-cartesian.pde
Last active October 4, 2022 11:48
Half-ton halftones Processing sketch
// options
String imagePath = "img/desandro-avatar.jpg";
float res = 10; // resolution, dot density
float zoom = 3.0; // proportion to zoom image
boolean isAdditive = true; // true = RGB, false = CMY
float offsetAngle = 1; // affects dot pattern
/*
0 = no patter
0.05 = slight offset
1 = slight offset