How to start a web server using Java
·414 words·2 mins
Instructions to start a basic HTTP server using Java.
Programming
What is JPA?
·345 words·2 mins
An introduction to Jakarta Persistence API and its usage in Java applications.
What is a database connection pool?
·238 words·2 mins
An explanation of database connection pools and how to use them in Java applications.
How to execute SQL queries from Java (and prevent SQL injections)
·212 words·1 min
Instructions on executing SQL queries in Java and preventing SQL injections.
How to open and close JDBC connections
·134 words·1 min
Guide on opening and closing JDBC connections in Java.
Using Vaadin web components in HTML documents without frameworks
·524 words·3 mins
Learn how to use Vaadin web components in plain HTML without any frameworks.
Learning microservices with a practical example
·710 words·4 mins
A practical guide to learning microservices using Spring Cloud.
How to call a Java method from a JavaScript function in the browser
·128 words·1 min
A video demonstration on calling a Java method from a JavaScript function in Vaadin.
Copy & paste based development
·481 words·3 mins
A story about the pitfalls of copy and paste development practices.
Semantic coupling
·474 words·3 mins
A discussion on the dangers of semantic coupling in software development.
Comments: A deodorant to mask code smells
·246 words·2 mins
Exploring the pitfalls of using comments to explain code.
Lightning fast commenting (in and out)
·123 words·1 min
A quick trick for commenting and uncommenting code efficiently.
Empty lines and semantics in source code
·536 words·3 mins
The importance of empty lines for readability and semantics in source code.