Instructions to start a basic HTTP server using Java.

An introduction to Jakarta Persistence API and its usage in Java applications.

An explanation of database connection pools and how to use them in Java applications.

Instructions on executing SQL queries in Java and preventing SQL injections.

Guide on opening and closing JDBC connections in Java.

Learn how to use Vaadin web components in plain HTML without any frameworks.

Tips and steps to start a career in programming.

A practical guide to learning microservices using Spring Cloud.

A video demonstration on calling a Java method from a JavaScript function in Vaadin.

A story about the pitfalls of copy and paste development practices.

A discussion on the dangers of semantic coupling in software development.

Exploring the pitfalls of using comments to explain code.

A quick trick for commenting and uncommenting code efficiently.

The importance of empty lines for readability and semantics in source code.