Explore the new declarative RSocket client feature in Spring 6.
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How to Detect the Username Using Java
Explore a couple of ways to get the required information about the environment.
Difference Between Arrays.sort() and Collections.sort()
Compare two Java’s commonly used sorting methods: Arrays.sort() and Collections.sort().
A Guide to Log4j and the log4j.properties File in Java
Learn about Log4j and how to configure the core components using the log4j.properties file in Java.
CATALINA_OPTS vs. JAVA_OPTS in Apache Tomcat
A quick and practical comparison between CATALINA_OPTS and JAVA_OPTS in Apache Tomcat.
Log4j 2 Configuration Using a Properties File
Learn about Log4j 2, its benefits over Log4j, and how to configure its core components using the log4j2.properties file in Java.
How To Convert Excel Data Into List Of Java Objects
Learn about the usage of several libraries, such as Apache POI, Poiji, FastExcel, and JExcelApi, to read and convert data from Excel files into Java objects.
Securing Spring Boot 3 Applications With SSL Bundles
Explore the new SSL Bundles feature of Spring Boot 3 and learn how it can streamline SSL configuration tasks for Spring Boot applications.
Intro to Gradle Lint Plugin
Learn how to configure the lint plugin and generate lint reports.
Secure Kubernetes Secrets with Vault
Explore different ways to access secrets stored in a Vault instance from Kubernetes-based applications.
Query With IN Clause in Spring Data Cassandra
Learn how to implement the IN query clause using Spring Data Cassandra.
Understanding XSLT Processing in Java
A quick and practical guide to XSLT processing in Java.
Built-in Testcontainers Support in Spring Boot
Learn about the enhanced Testcontainers support introduced in Spring Boot 3.1.
Generate Models Using OpenAPI With Lombok Annotations
Learn how to generate a model with Lombok annotations using the OpenAPI code generator.
How to Check if a Value Exists in a JSON Array for a Particular Key
Learn how to inspect a JSON array and check if it contains a particular key-value pair.
Programmatic Generation of JSON Schemas in Java
Learn how to create JSON Schemas programmatically using the Java JSON Schema Generator library.
Creating a Telegram Bot with Spring Boot
Learn how to implement a Telegram bot using Spring Boot.
Java Validation List Annotations
Explore the utility of the List variant of the annotations available under the package jakarta.validations.constraints.
bootstrap-server in Kafka Configuration
Learn what bootstrap-server is in Kafka Configuration.
Java Weekly, Issue 502
JVM computed constants, safepoints, Maven vs Gradle battle, GC improvements, bulk SQL, and effective technology strategies. A good week.
