Core Java
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The Future of Async in Java: CompletableFuture vs Virtual Threads
Asynchronous programming is a cornerstone of modern Java applications, allowing them to handle tasks without blocking the main thread. But…
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Retrieving First n Characters in a String in Java
When working with strings in Java, there are different ways to extract the first n characters efficiently. This article will…
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Remove Only Trailing Whitespace From a String in Java
In programming, handling whitespace characters within strings often requires careful manipulation, especially when dealing with leading or trailing spaces. Trailing…
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Test Repository with @DataJpaTest and JUnit
1. Introduction In today’s software development landscape, ensuring the reliability and correctness of applications is paramount. Testing plays a crucial…
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Find the Square Root of BigInteger In Java
In Java, BigInteger is a class that enables the representation of arbitrarily large integers. It offers operations for arithmetic, comparison,…
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Java Patterns, Singleton: Cons & Pros
Singleton, a creational design pattern introduced by the Gang of Four in 1994, faces criticism for its frequent misuse due…
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Memory-Friendly File Reading in Java
Java offers powerful tools for working with files. But when dealing with massive files, traditional methods can quickly run into…
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Java Streams: 5 Powerful Techniques You Might Not Know
Java Streams have revolutionized how developers process collections in Java 8 and beyond. They offer a concise, functional approach that…
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Split String To Map In Java
In Java, when dealing with data stored in formats such as CSV or custom-delimited files, it is frequently required to…
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