When we start the iteration exercises in training, almost all the code submitted is for loops. List<String> names = List.of("田中", "鈴木", "佐藤"); for (int i ...

ArrayList is a dynamic array. In other words, you don't need to specify the size at the beginning, you can store values one after another as you go.

From startups to enterprises, find AWS solutions scaled to your needs. Access tailored resources, pricing models, and support levels.

Azure Cosmos DB is a fast and flexible distributed database that scales seamlessly with guaranteed latency and throughput. You don't have to make major architecture changes or write complex code to ...

Artificial intelligence and related technologies are evolving rapidly, but until recently, Java developers had few options for integrating AI capabilities directly into Spring-based applications.

Package a Jakarta EE 11 web application and Open Liberty runtime into one runnable JAR with Maven and the Liberty Maven Plugin. Use JUnit, Cucumber, REST Assured, Selenium and JMeter to test Java ...

Learn how to use advanced techniques like short-circuiting, parallel execution, virtual threads, and stream gatherers to maximize Java stream performance. My recent Java Stream API tutorial introduced ...

You can create complex conversation flows using the dialogs library. This article covers how to manage complex conversations that branch and loop and how to pass arguments between different parts of ...

I am a Senior Member of Technical Staff at Salesforce, where I build AI-driven enterprise solutions that integrate LLM. I am a Senior Member of Technical Staff at Salesforce, where I build AI-driven ...