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<?php | |
$mongodb = new Mongo("mongodb://username:password@localhost/database_name"); | |
$database = $mongodb->database_name; | |
$collection = $database->collection; | |
$page = isset($_GET['page']) ? (int) $_GET['page'] : 1; | |
$limit = 12; | |
$skip = ($page - 1) * $limit; | |
$next = ($page + 1); | |
$prev = ($page - 1); |
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$ ./bin/spark-shell | |
14/04/18 15:23:49 INFO spark.HttpServer: Starting HTTP Server | |
14/04/18 15:23:49 INFO server.Server: jetty-7.x.y-SNAPSHOT | |
14/04/18 15:23:49 INFO server.AbstractConnector: Started [email protected]:49861 | |
Welcome to | |
____ __ | |
/ __/__ ___ _____/ /__ | |
_\ \/ _ \/ _ `/ __/ '_/ | |
/___/ .__/\_,_/_/ /_/\_\ version 0.9.1 | |
/_/ |
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import java.util.Comparator; | |
import java.util.PriorityQueue; | |
import java.util.Queue; | |
// Given a stream of unsorted integers, find the median element in sorted order at any given time. | |
// http://www.ardendertat.com/2011/11/03/programming-interview-questions-13-median-of-integer-stream/ | |
public class MedianOfIntegerStream { | |
public Queue<Integer> minHeap; | |
public Queue<Integer> maxHeap; |
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public class FindKClosestElementToAGivenValue { | |
public static int binarySearch(int[] arr,int low, int high, int x){ | |
int mid = 0; | |
while(low<=high){ | |
mid = (high+low)/2; | |
if(arr[mid] == x){ | |
return mid; |
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function encrypt(text){ | |
var cipher = crypto.createCipher('aes-256-cbc','d6F3Efeq') | |
var crypted = cipher.update(text,'utf8','hex') | |
crypted += cipher.final('hex'); | |
return crypted; | |
} | |
function decrypt(text){ | |
var decipher = crypto.createDecipher('aes-256-cbc','d6F3Efeq') | |
var dec = decipher.update(text,'hex','utf8') |
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public class FilteredIterator<T> implements Iterator<T> { | |
private Iterator<? extends T> iterator; | |
private Filter<T> filter; | |
private T nextElement; | |
private boolean hasNext; | |
/** | |
* Creates a new FilteredIterator using wrapping the iterator and returning only elements matching the filter. | |
* | |
* @param iterator |
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function encrypt(text){ | |
var cipher = crypto.createCipher('aes-256-cbc','d6F3Efeq') | |
var crypted = cipher.update(text,'utf8','hex') | |
crypted += cipher.final('hex'); | |
return crypted; | |
} | |
function decrypt(text){ | |
var decipher = crypto.createDecipher('aes-256-cbc','d6F3Efeq') | |
var dec = decipher.update(text,'hex','utf8') |
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/** | |
* Module dependencies. | |
*/ | |
var express = require('express') | |
, routes = require('./routes') | |
, http = require('http') | |
, mongoose = require('mongoose') | |
, path = require('path'); |
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// Use built in or binary modules | |
var crypto = require('crypto'); | |
var hash = crypto.createHmac("sha1",key).update(signatureBase).digest("base64"); |