Home » Author Archives: Tony Nguyen

Author Archives: Tony Nguyen

Rethinking database schema with RDF and Ontology

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When I joined the industry 10 years ago, my first project used relational database. After that, my next project also used relational database. And as you may guess, my next next projects also used relational database. This went on for so long that I almost forgot that table is just one format to store data. I only found myself interested ...

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Authentication Mechanisms for Web Applications

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Authentication is the basic requirement for most of websites. However, there are many mechanisms to implement authentication and they are not very interchangeable. Depend on business requirement, developers need to choose the most appropriate method of authentication for their application. It may not be an easy task unless one understand the differences among mechanisms well. In this short article, I ...

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Exploration of ideas

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There are many professionals for an individual to choose and I believe that e should follow the professional that he like most or hate least. The chance of success and quality of life are both much better that way. So, if you ask me why I choose software development as a career, I can assure you that programming is a ...

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Stateless Session for multi-tenant application using Spring Security

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Once upon a time, I published one article explaining the principle to build Stateless Session. Coincidentally, we are working on the same task again, but this time, for a multi-tenant application. This time, instead of building the authentication mechanism ourselves, we integrate our solution into Spring Security framework. This article will explain our approach and implementation. Business Requirement We need ...

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Distributed Crawling

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Around 3 months ago, I have posted one article explaining our approach and consideration to build Cloud Application. From this article, I will gradually share our practical design to solve this challenge. As mentioned before, our final goal is to build a Saas big data analysis application, which will deployed in AWS servers. In order to fulfill this goal, we ...

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From framework to platform

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When I started my career as a Java developer close to 10 years ago, the industry is going through a revolutionary change. Spring framework, which was released in 2003, was quickly gaining ground and became a serious challenger to the bulky J2EE platform. Having gone through the transition time, I quickly found myself in favour of Spring framework instead of ...

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Common mistakes when using Spring MVC

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 When I started my career around 10 years ago, Struts MVC was the norm in the market. However, over the years, I observed the Spring MVC slowly gaining popularity. This is not a surprise to me, given the seamless integration of Spring MVC with Spring container and the flexibility and extensibility that it offers. From my journey with Spring so ...

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How to increase productivity

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Unlocking productivity is one of the biggest concerns for any person with a management role. However, people rarely agree on the best approaches to improve performance. Over the years, I have observed different managers using opposite practices to churn out the best performance of the team they are managing. Unfortunately, some of them work and others don’t. To be more ...

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Testing effectively

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Recently, there was a heaty debate regarding TDD which started by DHH when he claimed that TDD is dead. This ongoing debate managed to capture the attention of developers world, including us. Some mini debates have happened in our office regarding the right practices to do testing. In this article, I will present my own view.   How many kinds ...

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10 ideas to improve Eclipse IDE usability

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Few years ago, we had a mini IDE war inside our office. It happened between Eclipse and Netbeans supporters. Fortunately, we did not have IntelliJ supporter. Each side tried their best to convince people from the other side to use their favourite IDE. On that war, I am the Eclipse hardcore supporter and I had a hard time fighting Netbeans ...

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