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Factory Design Pattern Case Study

I had a job to check our project code quality. And have to report it back to my team leader for any obstacle that i found in the project. I found a lot of leaks and i think would be ...
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Setting up and playing with Apache Solr on Tomcat

A while back a had a little time to play with Solr, and was instantly blown away by the performance we could achieve on some of our bigger datasets. Here is some of my initial setup ...
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Turbo-charge your Android emulator for faster development

I came across an article, which claims to boost the Android emulator’s performance using Intel’s Hardware Accelerated Execution Manager (HAXM) driver. It got me excited ...
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Java 7: Meet the Fork/Join Framework

JSR-166(y) is the official name of this new feature which is included in Java 7. If you notice there is a ‘y’ in the name, this is because JSR-166 (Concurrency Utilities) ...
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Distributed Apache Flume Setup With an HDFS Sink

I have recently spent a few days getting up to speed with Flume, Cloudera‘s distributed log offering. If you haven’t seen this and deal with lots of logs, you are definitely missing ...
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Start Android Development in 5 Minutes

Android OS is the most popular mobile OS nowadays (leading market with %46.9 above iOS’s %18.8). Besides, globally over %20 of computers are mobile devices. So, over %10 of people ...
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MapReduce: Working Through Data-Intensive Text Processing – Local Aggregation Part II

This post continues with the series on implementing algorithms found in the Data Intensive Processing with MapReduce book. Part one can be found here. In the previous post, we discussed ...
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CometD: Facebook similar chat for your Java web application

Chatting is easy just like eating a piece of cake or drinking a hot coffee. Have you ever thought about developing a chat program by yourself?. You know that, it is not easy as chatting. ...
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Create new message notification pop up in Java

First create JFrame to work as pop up. Add some JLabels in it to contain information and assign them at proper location to look like a notification message.A sample code is given ...
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How I select Open Source projects

Earlier this day somebody sent a image on twitter. Its title was something like, “how to choose Open Source projects” or so. It showed a flow chart. The first decision point was: ...
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