JVM bytecode: introduction
Recently, I had a chance to dive deeper into the JVM bytecode than I was ever expecting. It took me tons of documentation, articles, Stack Overflow topics, and bytecode listings to gain some understanding of the JVM internals. Generating my own bytecode and making a lot of mistakes also was a very insightful experience 😀.
How to start contributing to OSS
Many of us, software engineers, at some point in time decide that we would like to get involved with an open-source project. Many of us indeed become contributors, but it’s not always clear where to start and how to find a project that would be a perfect match. For some years these questions were holding me back from starting, and I thought that possibly I’m not the only one. So I decided to share my experience and hopefully it saves you some time or frees you of unnecessary frustrations...
The tale about Hibernate and temporal tables
Earlier this year, I was involved in solving an issue on a project that was using Hibernate + Envers and Microsoft SQL Server as the database. The choice of database was mainly driven by a project requirement to have history...
When Hibernate caching can go wrong
It all started from us trying to setup Hibernate ehcache in our big project with a lot of entities to improve the performance. Eventually that took a lot of time because we ran into a bunch of issues...