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Enterprise Java
Spring Boot MVC REST Controller Example & Unit Tests
In modern web development, REST APIs are essential for enabling communication between different systems and platforms. The Spring Framework, particularly…
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Core Java
Collectors.toMap() vs Collectors.groupingBy() in Java Streams
Java Streams offer powerful ways to process collections of elements. Two common operations involve transforming a stream into a map:…
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Core Java
The Power of Wrapper Classes in Java
In the world of Java programming, primitive data types reign supreme for their efficiency in storing basic values like numbers…
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Core Java
A Guide to Interfaces and Abstract Classes in Java
Java, a powerhouse programming language, offers a variety of tools to write clean, maintainable, and reusable code. Two of these…
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Meta JCG
[FREE EBOOKS] Mastering Linux Administration – Second Edition, Cybersecurity Architect’s Handbook & Four More Best Selling Titles
Hello fellow geeks, Fresh offers await you on our Information Technology Research Library, please have a look! Mastering Linux Administration…
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Enterprise Java
Spring JPA LIKE Query Example With JdbcTemplate or JpaRepository
LIKE queries in SQL allow users to search for specified patterns in the database table columns, enabling flexible and dynamic…
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Core Java
Finding a Key’s Index in Java LinkedHashMap
The Java LinkedHashMap class combines a hash table and linked list to maintain predictable iteration order, unlike HashMap. However, LinkedHashMap…
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JavaScript
When to Use What: Types vs. Interfaces in TypeScript
If you dream of writing code that’s not only powerful but also crystal clear then typeScript, offers some amazing tools…
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Angular
The Comprehensive Guide to Angular Signals
The world of web development is constantly evolving, demanding frameworks that are not only powerful but also flexible. Angular, a…
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