Ondrej Mihalyi

Ondrej is a lecturer and consultant inventing and evangelizing new approaches with already proven Java tooling. As a Scrum Master and expert in Java EE ecosystem, he helps companies to build and educate their developer teams, improve their development processes and be flexible and successful in meeting client requirements.

Software Development
Ondrej MihalyiJuly 5th, 2022
0 178
INTRODUCTION TO CONCURRENCY AND THREADS IN JAVA WEB APPS
Threads, concurrency, or synchronization are not very easy to understand concepts. When some concurrency is involved in our applications it’s…
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Enterprise Java
Ondrej MihalyiNovember 29th, 2021
0 101
Get logged-in user info in Jakarta EE – the simplest way
The security before Java EE 8 / Jakarta EE 8 used to be a bit complicated and confusing. Every specification…
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Enterprise Java
Ondrej MihalyiNovember 16th, 2021
0 147
How to properly inject CDI beans into JAX-RS sub-resources
Jakarta REST (JAX-RS) defines it’s own dependency injection using the @Context annotation. REST resources also support CDI injection if you enable CDI on the…
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Enterprise Java
Ondrej MihalyiApril 14th, 2020
0 57
Possible ways to use Arquillian in Jakarta EE TCKs
Recently, we had a discussion how to create a standalone Jakarta Batch test kit (TCK). For most of the committers,…
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Core Java
Ondrej MihalyiMarch 10th, 2020
3 1,538
New features between Java 8 and Java 14
Since version 9, Java has new features every 6 months and it’s very hard to keep track of these new…
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Enterprise Java
Ondrej MihalyiJune 27th, 2018
0 74
Speed Up Services With Reactive API in Java EE 8
Services can often be optimized with asynchronous processing even without changing their behavior towards the outside world. The reason why…
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Enterprise Java
Ondrej MihalyiNovember 24th, 2017
1 1,508
Configure passwords in Payara Server and GlassFish
Answeriing Stackoverflow questions provides a great feedback for finding out gaps in the official documentation of my favourite opensource tools.…
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Core Java
Ondrej MihalyiAugust 25th, 2016
0 27
So, Oracle killed java.net
Well, not yet…but they announced to shutdown java.net and kenai by May 2017. I have been interviewed about this for…
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Enterprise Java
Ondrej MihalyiFebruary 24th, 2016
0 87
JPQL Enhancements in JPA 2.1 and Java EE 7 (part 1 – JOIN ON)
Java EE 7 is around for a few years already, and provides several very useful and long-awaited features, like entity…
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