A quick and practical guide to null in Java.
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Baeldung Author
Michał Dąbrowski
I’m a fullstack developer building microservice applications in among others Spring Boot, Angular, React. I love functional programming and working using TDD.
Here's what I've written (so far):
Baeldung on Java
- Java (4)
- Java Collections (3)
- Persistence (2)
- Docker (2)
- REST (1)
- Programming (1)
- DevOps (1)
How to Split a Stream into Multiple Streams
Filed under Java
Sometimes we need to process the elements of a stream in multiple ways. We explore a few options for splitting the stream, or running the stream over several terminal operations.
Multiple Dockerfiles in One Project
Filed under DevOps
A quick and practical guide to managing multiple Dockerfiles within one project.
Retrying Feign Calls
Filed under REST
Learn how to retry REST API calls with Feign library.
Bitmasking in Java with Bitwise Operators
Filed under Java
A quick and practical guide to low-level bitmasking using bitwise operators.
Iterate Over a Set in Java
Filed under Java Collections
Learn look at how to iterate over the elements of a Set in Java.
How to Check if a Database Table Exists with JDBC
Filed under Persistence
Have a look at how we can check if a table exists in the database using JDBC and pure SQL.
Optimizing HashMap’s Performance
Filed under Java Collections
A quick and practical introduction to HashMap performance optimization.
Using a Byte Array as Map Key in Java
Filed under Java Collections
Learn how to use a byte array as a key in a Java HashMap.
Setting Memory And CPU Limits In Docker
Filed under Docker
A quick and practical guide to setting memory/CPU limits in Docker.
Object States in Hibernate’s Session
Filed under Persistence
A quick and practical guide to Hibernate’s Session object states.
Getting Network Information from Docker
Filed under Docker
A quick and practical guide to getting network information from Docker.
Probability in Java
Filed under Java, Programming
We’ll look at a few examples of how we can implement probability with Java.