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@mharsch
mharsch / gist:1911743
Created February 25, 2012 23:57
Create a facebook test user using node.js
var qs = require('querystring');
var request = require('request');
var app_id = '<your_fb_app_id>';
var app_secret = '<your_fb_app_secret>';
var app_login_url = 'https://graph.facebook.com/oauth/access_token'
var app_login_qs = {
client_id: app_id,
client_secret: app_secret,
@mharsch
mharsch / gist:1239436
Created September 24, 2011 15:11
randomly access memory within an allocated range
Random integer in range algorithm:
given that rand() produces a random number between 0 and RAND_MAX (defined in stdlib.h)
and we want a random integer (rand_index) between 0 and page_range where page_range = malloc_size / page_size
page_range = malloc_size / page_size;
if ( RAND_MAX > page_range ) {
rand_index = ( rand() % page_range ) * page_size;
} else {