Last week, I needed to implement file upload using Spring Boot. When I finished, I realized that a security hole could happen in my algorithm. So I decided to write this article and share this problem with you. (more…)

The challenge For a given string s find the character c (or C) with longest consecutive repetition and return: where l (or L) is the length of the repetition. If there are two or more characters with the same l return the first in order of appearance. For... (more…)

Collection of best practices for Java persistence performance in Spring Boot applications - AnghelLeonard/Hibernate-SpringBoot... (more…)

This post serves as a reminder of how I got the new Eclipse 2020-03 build running with AdoptOpenJDK 14. I did this because I wanted to dive into Java 14 and especially the new preview feature for records. Of course I could do that while still running Ecli... (more…)

While all three remove boilerplate, the similarities don't go much further. Records have stronger semantics with important downstream benefits, which makes them better*. (* not always; depends on circumstances; excuse the clickbait)... (more…)