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Core Java
Troubleshooting Hibernate’s UnknownEntityException: Could Not Resolve Root Entity
One common issue developers may face with Hibernate is the UnknownEntityException, particularly the message: Could not resolve root entity. This…
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Enterprise Java
Implementing an Elasticsearch Aggregation Query in Java
Elasticsearch is a distributed search engine that is designed for scalability, flexibility, and high performance. It allows us to store,…
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Enterprise Java
UDP Messaging with Aeron
UDP (User Datagram Protocol) is a connectionless protocol used for transmitting data across networks. Unlike TCP, which ensures reliability and…
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Core Java
Configuring gRPC Retry Policies in Java Applications
gRPC is a high-performance RPC framework that enables efficient communication between microservices. However, network requests can fail due to various…
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Enterprise Java
Logging MyBatis SQL Queries to the Console
MyBatis is a popular Java persistence framework that enables us to interact with databases using SQL queries. One of the…
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Core Java
Fixing the JPA “Could Not Determine Recommended JdbcType for Class” Error
When working with Hibernate and Jakarta Persistence API (JPA), you might encounter the error: Could not determine recommended JdbcType for…
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Enterprise Java
Integrating Java Enums with JPA and PostgreSQL Enums
Enums are a powerful feature in Java, allowing us to define a fixed set of constants. When using JPA (Java…
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Core Java
How to Set JVM Arguments for Maven Builds
Effectively managing JVM arguments is essential for optimizing performance and configuring the build environment in modern Java development. Apache Maven…
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Core Java
How to Find the Closest Number to Zero in Java Arrays
This article explores several techniques to efficiently find the closest number to zero in a Java array with positive integers…
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