Look at persisting Axon framework’s query model.
Search Results for: split string
A Guide to LinkedHashSet in Java
Explore the LinkedHashSet data structure from the Java Collections library.
Redis Sentinel vs Clustering
A comparison between Redis Cluster and Redis Sentinel going through some basic concepts.
SEDA With Spring Integration and Apache Camel
Learn about Staged Event-Driven Architecture (SEDA) using Spring Integration and Apache Camel.
Armstrong Numbers in Java
Learn how to check if an integer is an Armstrong number and generate OEIS sequence A005188 up to a given limit
Instantiating Multiple Beans of the Same Class with Spring Annotations
Learn three different approaches for instantiating multiple beans of the same class using Spring annotations.
Configure MongoDB Collection Name for a Class in Spring Data
Learn how to configure MongoDB collection names for classes using Spring Data.
Java Scanner useDelimiter with Examples
Learn how to use the useDelimiter method of the Scanner class.
Spring Security Authorization with OPA
Learn how to use OPA to externalize authorization decisions of a Spring Security-based application.
Spark DataFrame
Spark’s DataFrame component is an essential part of its API. It represents data in a table like way so we can perform operations on it. We look at the Java Dataset type, which is used to interact with DataFrames and we see how to read data from a JSON file and write it to a database.
Working With a List of Lists in Java
Take a closer look at the Java List of Lists data structure and explore some everyday operations
Spring Security – Map Authorities from JWT
Explore different ways to customize the way Spring Security map authorities from JWT claims.
Import Data to MongoDB From JSON File Using Java
Learn how to import data to MongoDB from JSON files
Read a File Into a Map in Java
Learn two approaches to read content from a text file and save it in a Java Map object along with three strategies to handle duplicate keys
Java Weekly, Issue 426
Spring Data 3.0, avoiding stringly typed Kotlin, ID generation in JPA, dockershim removal, and quantum computing.
Configure and Use Multiple DataSources in Spring Boot
Learn how to configure multiple data sources with Spring Boot.
Get Current Trace ID in Spring Cloud Sleuth
Learn how to get current trace and span ID in Spring Cloud Sleuth.
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.
Kafka Streams With Spring Boot
Learn how to build a simple event-driven Spring Boot application to process messages with Kafka Streams.
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.