Core Java
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How To Add Header and Footer to PDF Using iText in Java
Adding headers and footers to a PDF is a common requirement in document generation. Headers often contain titles, dates, or…
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Scaling Java: Essential Patterns for High-Performance Systems
In today’s digital landscape, systems must not only handle increasing user demands but also adapt to evolving requirements. Java, with…
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Get a List of IP Connected in Same Network (Subnet) using Java
Networking is an essential concept in modern computing, forming the backbone of how devices communicate. In a local network, devices…
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EntityManagerFactory vs SessionFactory
In the world of Java application development, interacting with databases efficiently is critical. Two key components often come into play…
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Java 17 Features: Language Enhancements and API Additions
Java 17, released as a Long-Term Support (LTS) version, brings several exciting new features that improve performance, security, and developer…
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@MapsId Annotation Example
1. Introduction The @MapsId annotation provided by JPA 2.0 is used to map a foreign key in a one-to-one or…
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Mastering Java Performance: Profiling, Benchmarking, and Optimization
Optimizing the performance of Java applications is critical for ensuring responsiveness, scalability, and efficient resource usage. Profiling and benchmarking are…
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Get Classpath from Classloader in Java
Java is a powerful and versatile programming language, widely used in various domains ranging from mobile application development to enterprise…
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Filter a List by Any Matching Field
Java 8 introduced the powerful Stream API, making it easier to process collections in a functional programming style. Let us…
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