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VarArgs vs Array Input Parameters in Java

A quick and practical comparison between varargs and arrays as input parameters.

Migrate From Java 8 to Java 17

Explore some extremely useful features available in the newer versions of Java. These features aren’t only easy to learn but can also be implemented quickly without much effort when planning to migrate from Java 8 to Java 17.

Getting Started With RethinkDB

A quick and practical guide to RethinkDB.

javax vs. java Package

Explore examples of both java and javax packages and understand the key differences between them.

Difference Between Class.forName() and Class.forName().newInstance()

A quick and practical comparison between Class.forName() and Class.forName().newInstance()

Record vs. Final Class in Java

Explore the differences between records and final classes in Java.

Ahead of Time Optimizations in Spring 6

What’s the concept of AOT and how is applied in Spring 6 looking at pros and cons.

Compiling and Executing Code From a String in Java

Learn how to turn a String containing Java source code into a compiled class and then execute it.

Record Patterns in Java 19

Learn how record patterns allow us to extract the values of a record into variables using pattern matching.

Java Weekly, Issue 470

Pattern matching, GraalVM into OpenJDK, transactional MDC, event sourcing, and Postgres as a Message Queue!

Convert Anonymous Class into Lambda in Java

A reminder of what an anonymous class is and how to convert it to a lambda expression.

Type Parameter vs Wildcard in Java Generics

A detailed explanation about generics, how and when to use type parameters, and when wildcards are more appropiate.

REST vs. GraphQL vs. gRPC – Which API to Choose?

REST, GraphQL, and gRPC are solutions to different problems when calling webservices. We look at how they differ and can be combined in our architecture.