Core Java
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Deep Dive into Map.merge()
Java’s Map interface is a cornerstone of data structures, offering a versatile way to store key-value pairs. While it provides…
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Troubleshooting Hibernate’s UnknownEntityException: Could Not Resolve Root Entity
One common issue developers may face with Hibernate is the UnknownEntityException, particularly the message: Could not resolve root entity. This…
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Arithmetic Ops On Precision Binary Ints in Java
Java provides robust support for handling binary integers, including operations on arbitrary-length binary integers. Let us delve to understand how…
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For Loops vs. Stream.forEach: When to Use Which
In modern Java programming, developers often face the choice between using traditional for loops and the more functional approach of…
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Double Negatives: The Enemy of Clear Code
Code readability is paramount for maintainable and efficient software development. While the logic behind code might be crystal clear to…
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How to Delay a Stubbed Method Response With Mockito
In unit testing, Mockito is a popular framework for creating mock objects and defining their behavior. Sometimes, there is a…
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Creating Custom Runtime Images with jlink
Java applications, particularly those designed for deployment in resource-constrained environments or with specific security requirements, benefit greatly from reduced runtime…
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Store File or byte[] as SQL Blob in Java (Store and Load)
In many applications, you might need to store files or binary data directly in a database. PostgreSQL offers a data…
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Read Last N Lines From File in Java
Reading the last N lines of a file is a common task in Java, especially when dealing with log files…
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