Java
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Capture Method Arguments in Mockito Test
During code testing, we may need to capture the method parameters. Let us delve into understanding how Mockito captures passed…
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Refresh and Fetch an Entity After Save in Spring Data JPA
The Java Persistence API (JPA) serves as a connector linking Java objects and relational databases, facilitating the smooth persistence and…
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Spring Prototype Beans with Runtime Arguments
Spring offers various bean scopes, with the default being singleton, which creates a single instance throughout the application. Prototype scope,…
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Autowire Spring Bean in Servlet Filter
Servlet filters provide a powerful way to intercept and manipulate incoming requests. However, accessing Spring-managed beans within these filters can…
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Implement Two-Level Cache With Spring
Caching is a technique used to store data temporarily in a faster storage layer to improve the performance and responsiveness…
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Null No More: Mastering Java’s Most Common Error
Ah, the NullPointerException. It strikes fear into the heart of even the most seasoned Java developer. This infamous error message…
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Commit Offsets in Kafka
Apache Kafka is an open-source stream-processing software platform developed by the Apache Software Foundation. Kafka uses topics, partitions, and replication…
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Setter Methods vs Constructors for Setting Variables in Java
In object-oriented programming (OOP) with Java, the decision to employ setter methods or constructors for setting variables is pivotal. Both…
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InputStream vs. InputStreamReader in Java
Working with data streams in Java is fundamental for interacting with files, network connections, and other sources. Among the key…
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