Guide to ExecutorService vs. CompletableFuture

Modern applications often require efficient handling of concurrent tasks to improve performance and responsiveness. Java provides robust concurrency utilities, such…

Read More »

Intro to the Apache Commons CLI

The Apache Commons CLI library is a powerful tool that enables developers to efficiently create command line interfaces (CLIs) for…

Read More »

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…

Read More »

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…

Read More »

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…

Read More »

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…

Read More »

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…

Read More »

Parse HTML Table With Jsoup

Jsoup, an open-source library, serves the purpose of scraping HTML pages by offering an API for parsing, extracting, and manipulating…

Read More »

Date Check Equals Yesterday

When handling date and time information in Java applications, it’s frequently essential to assess dates for different reasons like scheduling…

Read More »