Learn how to concatenate strings in Java.
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Map a JSON POST to Multiple Spring MVC Parameters
Learn how to deserialize a JSON POST into multiple strongly-typed parameters.
Spring JDBC Batch Inserts
How batch operation can increased insert performance.
Named Placeholders in String Formatting
Learn how to replace parameters in template-based strings from a set of values
Testing Spring JMS
Learn different approaches for testing a Spring JMS application.
Validate an XML File Against an XSD File
Learn how to validate an XML file against an XSD file.
Is There a Destructor in Java?
Learn about the possibility of object destruction in Java.
How Does the Spring Singleton Bean Serve Concurrent Requests?
Learn how Spring beans created with the singleton scope work behind the scenes to serve multiple concurrent requests.
Logging MongoDB Queries with Spring Boot
Learn how to enable a debug logging level for Spring Data MongoDB
Read User Input Until a Condition Is Met
Learn how to handle multiple-line user input in Java
Document Enum in Swagger
Learn how to document enum in Swagger using the Maven plugin and verify the generated JSON document in the Swagger editor.
Introduction to Spring Cloud Load Balancer
Learn how to use Spring Cloud Load Balancer to create more fault-tolerant applications
Random Number Generators in Java 17
Java 17 provides a large number of improvements to the generation of random numbers. We explore the new API and compare it with the original random number generators.
Lombok Configuration System
Learn how to configure Lombok.
Java HTTPS Client Certificate Authentication
Learn how to use HTTPS Client Certificate Authentication in Java
Java HashMap With Different Value Types
Learn two approaches on how to make a Java HashMap support different types’ value data
Unix Domain Socket in Java 16
Learn how to use Unix domain socket channels in Java 16.
Invoke a Static Method Using Java Reflection API
Learn how to invoke public and private static methods using the Java Reflection API
Declaring Val and Var Variables in Lombok
Learn how to use Lombok’s val and var to define local variables without specifying the type.
New Features in Java 17
In this article, we’ll talk about the news related to the new version of the Java ecosystem, Java SE 17 – the new features and the changes in its release process, LTS support, and licenses.