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Resource versioning with Spring MVC

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When serving static resources, it is common practice to append some kind of version information to the resource URL. This allows the browser to cache resources for an unlimited time. Whenever the content of the resource is changed, the version information in the URL is changed too. The updated URL forces the client browser to discard the cached resource and ...

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Scala typeclass explained: Implement a String.read function

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In this short article I’d like to explain how you can use the typeclass pattern in Scala to implement adhoc polymorphism. We won’t go into too much theoretical details in this article, the main thing I want to show you is how easy is really is to create a flexible extensible model without tying your domain model to specific implementation ...

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Agile vs. Architecture

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There is a misconception that Architecture has no place in Agile methodology or Agilists don’t do Architecture. In my view there is no conflict between Agile and Architecture. In fact contrary to common perception, majority of agile teams perform architecture modeling in their projects. Architecture is an important aspect of agile software development, just like traditional development practices, and is ...

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MongoDB MapReduce Tutorial

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This article is part of our Academy Course titled MongoDB – A Scalable NoSQL DB. In this course, you will get introduced to MongoDB. You will learn how to install it and how to operate it via its shell. Moreover, you will learn how to programmatically access it via Java and how to leverage Map Reduce with it. Finally, more ...

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MongoDB Replication Guide

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This article is part of our Academy Course titled MongoDB – A Scalable NoSQL DB. In this course, you will get introduced to MongoDB. You will learn how to install it and how to operate it via its shell. Moreover, you will learn how to programmatically access it via Java and how to leverage Map Reduce with it. Finally, more ...

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MongoDB Sharding Guide

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This article is part of our Academy Course titled MongoDB – A Scalable NoSQL DB. In this course, you will get introduced to MongoDB. You will learn how to install it and how to operate it via its shell. Moreover, you will learn how to programmatically access it via Java and how to leverage Map Reduce with it. Finally, more ...

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How does the MySQL JDBC driver handle prepared statements

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Prepared statement types While researching for the Statement Caching chapter in my High-Performance Java Persistence book, I got the chance to compare how Oracle, SQL Server, PostgreSQL and MySQL handle prepare statements. Thanks to Jess Balint (MySQL JDBC driver contributor), who gave a wonderful answer on StackOverflow, I managed to get a better understanding of how MySQL handles prepared statements ...

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MongoDB and Java Tutorial

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This article is part of our Academy Course titled MongoDB – A Scalable NoSQL DB. In this course, you will get introduced to MongoDB. You will learn how to install it and how to operate it via its shell. Moreover, you will learn how to programmatically access it via Java and how to leverage Map Reduce with it. Finally, more ...

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MongoDB Shell Guide – Operations and Commands

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This article is part of our Academy Course titled MongoDB – A Scalable NoSQL DB. In this course, you will get introduced to MongoDB. You will learn how to install it and how to operate it via its shell. Moreover, you will learn how to programmatically access it via Java and how to leverage Map Reduce with it. Finally, more ...

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