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Core Java
Adapter Design Pattern In Java
The Adapter design pattern is a structural design pattern that helps us to connect to the legacy or third-party code that exposes a similar…
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Core Java
Java: ChronicleMap Part 3, Fast Microservices
Standard Java Maps needs to be initialized upon startup. Learn how to leverage ChronicleMaps that is initializable from a file…
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Core Java
Java: ChronicleMap Part 2, Super RAM Maps
The standard Java Maps, such as the ubiquitous HashMap, are ultimately limited by the available RAM. Read this article and…
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Core Java
Java: ChronicleMap Part 1, Go Off-Heap
Filling up a HashMap with millions of objects will quickly lead to problems such as inefficient memory usage, low performance…
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Agile
Where I Think “Agile” is Headed, Part 1: Do You Need an Agile Approach?
I spoke at Agile 2019 last week. I had both a great time and a heart-rending realization. The great time…
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Enterprise Java
Recent Drools DMN open source engine performance improvements
We are always looking to improve the performance of the Drools DMN open source engine. We have recently reviewed a…
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Kotlin
Verifying a Contract with CSV data
Attachments in Corda can be more than just PDFs sent along with a transaction. They can actually be used programmatically…
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Core Java
JEP 358: Helpful NullPointerExceptions
In the post “Better Default NullPointerException Messages Coming to Java?“, I summarized background details related to a draft JEP (at…
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Agile
Rethinking the Need for Generalizing Specialists
Early on in my agile practice, I believed in generalizing specialists. I even wrote Five Tips to Hiring a Generalizing…
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