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Laws of Software Design

Software design just like any other engineering design endeavor, requires a fair amount of effort, experience, patience and knowhow in order to be done right. Based on Akin’s Laws of Spacecraft Design I present our readers with a slightly modified list of what I believe are the basic “Laws of Software design” especially when you are dealing with customer oriented, ...

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Android Proximity Alerts Tutorial

Smart-phones are taking over the mobile world, this is a fact. Since GPS devices are usually found embedded in those phones, there is already a notable rise in applications that take advantage of the offered geographical positioning functionality. A type of those applications is the one of Location Based Services, where the service exploits knowledge about where the mobile user ...

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Top 10 JavaCodeGeeks posts for 2010

With 2010 coming to its end I decided to create a compilation of the Top 10 JavaCodeGeeks posts for this year. JavaCodeGeeks have an internet presence of less than a year, but I believe that we have done a very good job providing original and helpful content. This compilation was made so that we remember our best moments for the ...

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Cassandra vs MongoDB vs CouchDB vs Redis vs Riak vs HBase comparison

Kristóf Kovács performed a very interesting brief comparison among six of the most popular “NoSQL” database implementations. Additionally to Kristóf’s work, I would like to provide some links which I believe will help all of you who are interested in following the “NoSQL” community along : NoSQLDatabases – http://www.nosqldatabases.com/ myNoSQL – http://nosql.mypopescu.com/ NoSQL – http://nosql-database.org/ Best Regards Justin

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How to Do 100K TPS at Less than 1ms Latency

java-interview-questions-answers

Martin Thompson and Michael Barker talk about building a HPC financial system handling over 100K TPS at less than 1ms latency by having a new approach to infrastructure and software. Some of the tips include: Understand the platform Model the domain Create a clear separation of concerns Choose data structures wisely Run business logic on a single thread The presentation that ...

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Revving Up Your Hibernate Engine

Want to know how you can tune up your Hibernate-based applications for seamless scalability and maximum performance results? This article explores tuning techniques for Hibernate-based applications, focusing on tuning topics that are effective but poorly documented, such as inheritance mapping, second level cache and enhanced sequence identifier generators. It also provides some background database information which is essential for tuning Hibernate. A ...

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Android Full App, Part 8: Creating an AppWidget for the home screen

This is the eight part of the “Android Full Application Tutorial” series. The complete application aims to provide an easy way of performing movies/actors searching over the internet. In the first part of the series (“Main Activity UI”), we created the Eclipse project and set up a basic interface for the main activity of the application. In the second part ...

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Java Code Geeks on Facebook

Hello fellow Java developers! We are pleased to announce that our blog enriched with Facebook presence. You can find our Facebook page here From Java developers to Java developers, help develop the largest Java Geeks community today! Best Regards Justin

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