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I’m an independent IT consultant and entrepreneur in the Internet and software business. I’m interested in design, enterprise applications, web apps and SaaS products. I design and develop business solutions and applications. I help companies in terms of software quality and knowledge transfer, e.g. with Angular and Spring Boot.

Spring Boot Tip: Set BP_JVM_JLINK_ENABLED to true to create more efficient runtime images.

Martin Hock recently published this tiny but useful Spring Boot tip on how to minimise the Java runtime dependencies included in your Spring Boot application builds: 🚀 Spring Boot Tip 🚀🔥 Enhance your @springboot container image build with #Jlink! 🔥Set BP_JVM_JLINK_ENABLED to true in the Spring Boot Maven Plugin, and create more efficient and customized and smaller runtime images. #Java— Martin Hock (@mnhocktweets) November 14, 2023 For reference, here's the relevant configuration snippet for your project's pom.xml and more detailed ... Read more

Big O Notation Explained

Conrad Reeves recently published an article on Big O notation on That Computer Scientist, in which he tries to explain this - seemingly daunting - subject as easily as possible. Big O notation is a method for ranking an algorithm's efficiency in terms of time (e.g. CPU cycles) or space (i.e. storage or memory) requirements. In a nutshell, Big O notation allows you to make rough approximations like for example: "In a best case scenario the algorithm in question at most will ... Read more

Big O Notation: Less Scary Than You Might Think

As a software developer chances are that at some time in your professional life you'll come across a mathematical concept called Big O notation. Now, if you happen to not have a traditional university computer science / maths background, you might have a bit of a hard time grasping the common - usually strictly mathematical - explanations of Big O notation. Big O notation is tremendously useful for reasoning about performance and memory consumption of algorithms. Depending on the exact nature of ... Read more