Learn about the frozen keyword in Apache Cassandra and how to create frozen collections and user-defined types.
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Generate a WAR File in Maven
Filed under Maven
In this tutorial, we’re going to consider the usage of the Maven WAR plugin with a Java EE application.
Hibernate’s “Object References an Unsaved Transient Instance” Error
Filed under Persistence
Learn how to define a proper CascadeType to solve the “org.hibernate.TransientObjectException: object references an unsaved transient instance” error
Java Weekly, Issue 406
Filed under Weekly Review
ZGC is even better in Java 17, faster Maven builds, BGP and Facebook, pattern matching future, and economy of code ownership!
Error Handling in gRPC
Filed under Web Services
Learn how to implement error handling in gRPC for unary and stream-based RPC calls.
Using a Custom Class as a Key in a Java HashMap
Filed under Java Map
Learn how to use custom classes as keys in Maps in Java.
Get the Last Word of a String
Filed under Java String
A quick and practical overview of getting the last word of a String in Java.
Convert Long to String in Java
Filed under Java Numbers, Java String
A quick and practical overview of converting Long to String in Java.
Spring Security – Request Rejected Exception
Filed under Spring Security
Explore Spring Security’s protection against malicious URLs that may cause the Path Traversal/Directory Traversal attacks.