huljas’s gists

huljas / PrintSchemaUpdate.java

Created February 12, 2011 19:45

Example on how you could use Hibernate schema update when creating database migrations for play applications.

	package play.modules.migrate;

	import org.hibernate.dialect.MySQL5Dialect;
	import org.hibernate.ejb.Ejb3Configuration;
	import org.hibernate.tool.hbm2ddl.DatabaseMetadata;
	import play.Play;
	import play.db.DB;
	import play.db.DBPlugin;
	import play.utils.Utils;

huljas / 20110404220338_simple_model.sql

Created April 4, 2011 19:05

SimpleEntity.java

	-- new table for simple entity
	create table SimpleEntity (
	id bigint not null auto_increment,
	age integer not null,
	isEternal bit not null,
	name varchar(255),
	primary key (id)
	) ENGINE=InnoDB DEFAULT CHARSET=utf8;

huljas / applicationContext.xml

Created May 5, 2011 05:29

Reading properties from a path defined in system property with a default value.

	<?xml version="1.0" encoding="UTF-8"?>
	<beans>
	<bean id="applicationConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
	<property name="locations">
	<list>
	<value>classpath:app-dev.properties</value>
	<value>${app.properties}</value>
	</list>
	</property>
	<property name="ignoreUnresolvablePlaceholders" value="true"/>

huljas / StringFormatTest.java

Created August 3, 2011 13:24

Most common formats for String.format(..)

	import org.junit.Test;
	import java.util.Date;
	import static org.junit.Assert.assertEquals;

	public class StringFormatTest {

	@Test public void basicInteger() {
	assertEquals("123456", String.format("%d", 123456));
	}

huljas / animation-part-1.js

Created October 15, 2011 22:03

My very first animation with canvas

	var ctx;
	var canvasObj;
	var fps = 30;
	var stars = [];
	var starCount = 30;

	var Animation = {

	init : function(id) {
	canvasObj = document.getElementById(id);

huljas / fork-me-sun.html

Created October 30, 2011 14:09

Fork Me in GitHub - Sun with canvas

	<html>
	<head>
	<title>ForkMeSun</title>
	<link href='http://fonts.googleapis.com/css?family=Dorsa' rel='stylesheet' type='text/css'>
	</head>
	<body>

	<a href="http://huljas.github.com">
	<canvas id="forkMe" width="150" height="150">
	</canvas>

huljas / FacebookCookie.java

Created November 15, 2011 17:54

Facebook cookie authentication

	package models;

	import com.google.gson.Gson;
	import org.apache.commons.codec.binary.Base64;

	import javax.crypto.Mac;
	import javax.crypto.spec.SecretKeySpec;
	import java.io.UnsupportedEncodingException;
	import java.security.InvalidKeyException;
	import java.security.NoSuchAlgorithmException;

huljas / find_slice_width.py

Created November 16, 2011 21:29

Unshredder challenge in python

	# Find the slice width that correlates with high distances
	def find_slice_width():
	dm = sorted( [(x, slice_distance(x,x+1)) for x in range(0,width-1)], key=lambda d: d[1], reverse=True)
	for w in range(2,width/2):
	m = width / w - 1
	p = len( filter(lambda dd: (dd[0]+1) % w == 0, dm[:m]) )
	if p / float(m) > 0.6:
	return w
	return 10

huljas / Song.java

Created November 27, 2011 18:45

My language song

	/**
	* My languages song.
	*
	* Inspired by the Finland song from Monty Python.
	*/
	public class Song {
	public static void main(String[] args) {
	String s = "Java, Java, Java\n"
	+ "The language I want to be\n"
	+ "Debugging or Test Driving\n"

huljas / MonitoredSpringBeanAspect.java

Created January 12, 2012 14:19

Aspect for monitoring all @controller spring controllers

	import com.jamonapi.Monitor;
	import com.jamonapi.MonitorFactory;
	import org.apache.commons.lang.StringUtils;
	import org.aspectj.lang.ProceedingJoinPoint;
	import org.aspectj.lang.annotation.Around;
	import org.aspectj.lang.annotation.Aspect;
	import org.aspectj.lang.reflect.MethodSignature;
	import org.springframework.stereotype.Component;

	import java.util.regex.Pattern;

Heikki Uljas huljas