Java
-
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 » -
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…
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 » -
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…
Read More » -
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…
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 » -
Java Arrays Tutorial
1. Introduction In computer programming, an array is a collection of items stored in contiguous memory locations. In Java, an…
Read More »