Core Java
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Storing Date and Time in PostgreSQL Example
1. Introduction Handling date and time values is an essential task, especially when dealing with systems that track events, transactions,…
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Introduction to TransmittableThreadLocal (TTL)
Thread-local variables are a common feature in multithreaded Java programming, enabling data isolation for individual threads. However, they fall short…
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Java Meets Data Lakes: Delta vs. Hudi
When working with massive amounts of data, having a system to organize and process it efficiently is essential. This is…
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Delta Lake vs. Hudi: Selecting the Best Framework for Java Workflows
Efficiently managing big data workflows has become critical for organizations dealing with ever-growing datasets. Data lakes have emerged as a…
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Hibernate Group-By Criteria API Example
In modern Java applications, managing data through Hibernate is a common practice, especially when working with complex queries. One of…
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Monitoring Java Apps with Prometheus & Grafana
Implementing real-time monitoring for Java enterprise applications is crucial for maintaining performance, reliability, and scalability. By integrating Prometheus and Grafana,…
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Caffeine vs. Ehcache: Advanced Java Caching Techniques
Caching is a critical aspect of optimizing Java applications for performance, especially when dealing with high loads or large amounts…
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HashMap vs Dictionary In Java
In Java, HashMap and Dictionary are both data structures used to store key-value pairs. While they share some similarities, they…
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H2 DESC Command Alternatives
The H2 Database is a lightweight, fast, and open-source relational database management system, often used for embedded or in-memory database…
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