Java Code Geeks

Integration testing scoped beans in CDI 1.0 and Spring 3.1

2012-01-31T16:20:00.000+02:00

In this blog post I describe how to do integration testing with scoped beans in Spring and CDI. Everything is illustrated with small code samples. Integration testing with scopes is not particular...

Small things around Oracle Weblogic 11g (10.3.4)

2012-01-31T12:49:00.000+02:00

I am doing a lot of setting up and configuration for Weblogic this week (devops I guess). I have been working with Weblogic for the past 4 years and I have to admit - like Eclipse - I have started...

Java Web Hosting Options Flowchart

2012-01-31T02:10:00.001+02:00

One question I get asked a lot, is where and how to host your Java web application. It’s all fine to create it inside Eclipse with an embedded server, but how do you get it to the people? For a long...

Introduction to OSGi - Modular Java

2012-01-30T19:17:00.001+02:00

OSGi Alliance is the governing body of this stranded and it was started at 1999. their initial goal was create open stranded for network devices. Based on this idea this specification introduced for...

"Java Sucks" revisited

2012-01-30T17:01:00.001+02:00

Overview An interesting document on Java's short comings (from C developer's perspective) was written some time ago (about 2000? ) but many of the arguments issues are as true (or not) today as...

Best Of The Week - 2012 - W04

2012-01-30T13:10:00.000+02:00

Hello guys, Time for the "Best Of The Week" links for the week that just passed. Here are some links that drew Java Code Geeks attention: * Java Anti-Patterns: A comprehensive lists...

Blind spot of software development methodologies

2012-01-30T02:19:00.000+02:00

There is a trend of rise and fall of different software development methodologies. There is also a lot of discussion and excitement about which is better Agile or Waterfall or whatever, and what is...

Storing hierarchical data in MongoDB

2012-01-27T19:13:00.001+02:00

Continuing NoSQL journey with MongoDB, I would like to touch one specific use case which comes up very often: storing hierarchical document relations. MongoDB is awesome document data store but what...

The Rise of the Front End Developers

2012-01-27T16:50:00.001+02:00

In any web development company, there exists two different worlds; well there are more, but we’ll just focus on - front end (designers) & back end (developers) The Front end guys are...

Playing around with pomodoros

2012-01-27T12:41:00.001+02:00

Over the last 3/4 months I’ve been playing around with the idea of using pomodoros to track all coding/software related stuff that I do outside of work. I originally started using this technique...

Effective Unit Testing - Not All Code is Created Equal

2012-01-27T01:52:00.000+02:00

Unit Testing is one of the most adopted methodologies for high quality code. Its contribution to a more stable, independent and documented code is well proven . Unit test code is considered and...

Send A Relevant Dilbert Strip To Your Boss

2012-01-26T19:10:00.001+02:00

The Dilbert comics is just 2 years younger than me, which means there are thousands of strips. Most of them represent a mocked real-world situation, especially about big corporations and geeks. I...

WADL in Java: Gentle introduction

2012-01-26T16:38:00.001+02:00

WADL (Web Application Description Language) is to REST what WSDL is to SOAP. The mere existence of this language causes a lot of controversy (see: Do we need WADL? and To WADL or not to WADL). I can...

Arquillian with NetBeans, WebLogic 12c, JPA and a MySQL Datasource

2012-01-26T12:28:00.002+02:00

You probably followed my posts about testing more complex scenarios with embedded GlassFish (Part I / Part II). Next on my list of things to do was to get this setup working with latest WebLogic...

Hadoop Modes Explained - Standalone, Pseudo Distributed, Distributed

2012-01-26T02:04:00.000+02:00

After Understanding What is Hadoop Lets start Hadoop on Single Machine: This post contains instructions for Hadoop installation on ubuntu. This is a quick step by step tutorial of Hadoop...

MongoDB with Spring Data project

2012-01-25T19:48:00.001+02:00

All of us are observing the explosion of NoSql solutions these days. I get used to RDBMS but those are not a solution for all kind of challenges you might have. In my recent experience I got a chance...

Sharding system architecture: Several things you may need know

2012-01-25T17:06:00.001+02:00

[Introduction] Some of you may wondering what's sharding? If you don't know the concept, please read the link http://en.wikipedia.org/wiki/Shard_(database_architecture). It's very useful when you...

Configuring MyBatis 3

2012-01-25T10:23:00.001+02:00

MyBatis is a very popular and also most efficient SQL mapping framework. MyBatis is available for both in java as well as .net language. MyBatis is not really an alternative of Hibernate but we can...

Java 7: How to write really fast Java code

2012-01-25T00:55:00.001+02:00

When I first wrote this blog my intention was to introduce you to a class ThreadLocalRandom which is new in Java 7 to generate random numbers. I have analyzed the performance of ThreadLocalRandom in...

The Wizard Design Pattern

2012-01-24T19:21:00.001+02:00

We all love wizards.... (Software wizards I mean). We are always happy to jump on those ''Next" buttons like we were dancing the funky chicken on our… well you get the point. So today we bring you...

JSF and the "immediate" Attribute - Command Components

2012-01-24T15:58:00.000+02:00

The immediate attribute in JSF is commonly misunderstood. If you don't believe me, check out Stack Overflow. Part of the confusion is likely due to immediate being available on both input (i.e.....

Java 7 - The NIO File Revolution

2012-01-24T12:29:00.000+02:00

Java 7 (“Project Coin”) has been out since July of last year. The additions with this release are useful, for example Try with resources – having closable resources handled automatically from try...

XML parsing using SaxParser with complete code

2012-01-24T00:57:00.001+02:00

SAX parser use callback function (org.xml.sax.helpers.DefaultHandler) to informs clients of the XML document structure. You should extend DefaultHandler and override few methods to achieve xml...

Agile Before there was Agile: Egoless Programming and Step-by-Step

2012-01-23T19:04:00.001+02:00

Two key ideas underlying modern Agile development practices. First, that work can be done more effectively by Whole Teams in which people work together collaboratively to design and build systems....

Best Of The Week - 2012 - W03

2012-01-23T14:34:00.000+02:00

Hello guys, Time for the "Best Of The Week" links for the week that just passed. Here are some links that drew Java Code Geeks attention: * Best development tools in the cloud: In...