Core Java
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Install OpenJDK on Linux, macOS, Windows
The Oracle JDK is available for free download and personal use, but it now imposes strict licensing terms for commercial…
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Modifying and Printing List Items Using Java Streams
Lists are fundamental building blocks in Java, holding collections of objects. A task could involve modifying the elements of a…
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Utf8 Encoding in Eclipse
Eclipse stands out as a widely embraced integrated development environment (IDE) catering to multiple programming languages. It offers cross-platform functionality,…
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Counting the Number of Unique Digits in an Integer in Java
Counting the number of unique digits in an integer is an interesting problem that involves analyzing the individual digits of…
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Find the Largest Prime Under a Given Number in Java
In computer science, checking whether a number is prime and finding prime numbers are fundamental tasks. This article explores two…
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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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