bradtraversy

<?php
	/* 
   *  PDO DATABASE CLASS
   *  Connects Database Using PDO
	 *  Creates Prepeared Statements
	 * 	Binds params to values
	 *  Returns rows and results
   */
class Database {
	private $host = DB_HOST;

joashp

<?php
/**
 * simple method to encrypt or decrypt a plain text string
 * initialization vector(IV) has to be the same when encrypting and decrypting
 * 
 * @param string $action: can be 'encrypt' or 'decrypt'
 * @param string $string: string to encrypt or decrypt
 *
 * @return string
 */

mcmtroffaes

# classification.r: generic R library for classification
# Copyright (C) 2014  Matthias C. M. Troffaes  <matthias.troffaes@gmail.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of

mcmtroffaes

kfcv.sizes = function(n, k=10) {
  # generate sample sizes for k-fold cross validation on a data set of
  # size n
  
  # author: Matthias C. M. Troffaes
  # date: 22 Nov 2010
  # license: GPLv3
  # usage:
  #
  #   kfcv.sizes(n, k=...)