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Core Java
Comparison of Google Protobuf ByteString and Byte[]
Binary data is common in networked apps: images, protobuf payloads, encryption outputs, etc. When using Protocol Buffers in Java you…
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Software Development
Lightweight IoT Messaging – Comparing MQTT vs. HTTP for Constrained Devices
The rapid expansion of the Internet of Things (IoT) has emphasized the need for efficient communication protocols, particularly for devices…
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Enterprise Java
Hibernate ORM in 2025: Modern Data Access, Type-Safe Queries, and Performance Boosts
Hibernate ORM has been the backbone of Java persistence for nearly two decades. In 2025, with Hibernate ORM 7.0, the…
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Core Java
What are DTOs (Data Transfer Objects)
In enterprise-level Java development, structuring data exchange between different application layers is a critical concern. Applications typically consist of several…
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Enterprise Java
Spring Boot ServletContextListener Registration
In Java web applications, the ServletContextListener plays an important role in monitoring the lifecycle of the ServletContext. It allows developers…
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Core Java
What’s New in Mockito 2025? From Java 21 Support to AI-Powered Testing
Mockito has long been the go-to mocking framework in the Java ecosystem. Whether you’re writing small unit tests or working…
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JavaScript
What’s New in JavaScript 2025? A Deep Dive into ES2025, Temporal API, and Emerging Trends
JavaScript keeps evolving. Each year, new features arrive to make our code cleaner, faster, and closer to how we actually…
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Core Java
HibernateException: Illegal Collection Association Fix
In Hibernate, the exception IllegalAttemptToAssociateACollectionWithTwoOpenSessionsException occurs when a collection or entity is associated with two active Hibernate sessions simultaneously. This…
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Core Java
Java Mail Inline Images in Emails Example
Sending rich emails with embedded images can significantly improve user engagement. The JavaMail API allows developers to send inline images…
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