Java SE 9 has been released September 2017, three years after the Java SE 8 release from Oracle. The adoption of the Jigsaw module system since then is moderate in the Java community. Some developers skip the non-LTS releases (Java SE 9 is a non-LTS release) and upgrade to Java SE 11 directly. With three years…
Recently I’ve read the book SQL Performance Explained from Markus Winand (@MarkusWinand) and want to give you a review of this excellent book about SQL performance. The book contains the following chapters: Anatomy of an Index The Where Clause Performance and Scalability The Join Operation Clustering Data Sorting and grouping Partial Results Modifying Data Execution…
The productivity of your developers is crucial for the success of your project. Without fast deployments and short feedback-cycles about a new feature, you lose a lot of time just “idling”. As a Java/Jakarta EE developer, you will most likely have a local installation for the target application server and deploy the application several times…
Recently I got the chance to work through Vlad Mihalcea’s High-Performance Java Persistence Video Course (Version: Mach 2) and in this blog post, I’ll give you a review about this excellent course on tuning your data access layer based on Hibernate and JPA. When starting my career as a Java software developer I had the most headaches while…
Recently Andy Wilkinson (@ankinson) from the Spring Boot core team announced the release of Spring Boot 2.1. During the last days, I played around with the new version and will present you the most important updates from my point of view. Spring Boot 2.1.0 has been released: https://t.co/01acMWbF0P. There’s lots of good stuff in this one,…
From the 19th to 21st of October 2018 the Hackathon Digital Tech Summit took place in Nuremberg as part of the Digital Festival in Nuremberg. With more than 500 attendees and 23 Hackathon teams, it was my second and yet biggest Hackathon and my team made the first place. We developed a solution for Siemens…
Recently Baeldung announced to increase the price of his REST with Spring’s course from $ 249 to $ 299. As I am (or was) a big fan of Baeldung because of his free content about Java & Spring. I purchased the course because I thought I get high-quality and up-to-date content for this amount of money. In…
In today’s post, I want to review the latest technical Java book I read. I came across the book “Java by Comparison” by Simon Harrer, Jörg Lenhard, and Linus Dietz while I was reading Venkat Subramaniam’s blog. Venkat did the foreword of this book and as I am a fan of him, I instantly bought the book.…
From July 10th to the 11th I took part in the Hackathon HACK|BAY which was organized by the tech incubator Zollhof in Nuernberg. Even if I participated in several coding challenges and a company internal Hackathon, this was my first Hackathon with a jury and multiple competing teams. The event was sponsored by several local…
In today’s #Review post I want to blog about one of my latest Java books: Effective Java. I was looking for a more advanced book about Java and therefore I found this book from Joshua Bloch. I bought the third edition of this book which was updated on 27th December 2017 for Java 7, 8 and 9.…
Welcome to my first article in the #REVIEW genre. Today I want to give you a review about a Udemy React course I recently purchased and worked through. The full name of the course is React 16 – The Complete Guide (incl. React Router 4 & Redux) (Link). The lecturer Maximilian Schwarzmüller published this course about…