Because functions have value, we can pass them to other functions. We will illustrate that in another post. Introduction to Scala Traits Traits are like Java interfaces or abstract classes. A class ...

Kotlin build on top of Java 8 capabilities and provides first class functions. First class functions can be stored in variables / data structures and passed around.

How Java, JDBC and HSQLDB works With the HSQLDB JDBC setup and configuration complete, it’s time to write a Java class that: imports java.sql.* has a main method that throws the generic Exception ...

One of the original Java web technologies, JSP is still widely used with servlets and JSTL. Here's how to use Jakarta Server Pages to build dynamic web pages that connect to the Java back end.