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Software Development
Mastering Microservices: Tricky Interview Questions and Answers
Microservices architecture has become a cornerstone of modern software development. However, cracking a microservices interview requires a deep understanding of…
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Enterprise Java
Boost DTO Creation with Records & MapStruct in Spring Boot
DTO (Data Transfer Object) creation is a common task in Spring Boot applications. Traditionally, this involved writing boilerplate code for…
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Core Java
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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Core Java
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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Enterprise Java
How to Fix PSQLException Operator Does Not Exist Character Varying = UUID
When working with Spring JPA and PostgreSQL, you might encounter an error like PSQLException: Operator Does Not Exist: character varying…
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Software Development
Detecting and Eliminating Duplicate Data: A SQL Guide
Duplicate data is a common issue in databases that can lead to inconsistencies, errors, and inefficient performance. Identifying and removing…
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Core Java
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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