In response to my recent blog posting Immutable Java Objects, Matt brought up a good point of discussion related to making Java classes truly immutable by declaring them as final so that they ...

Another way to create strings is to use the new keyword, as in the following example. String s1 = new String("Hello world!"); That code will create an s1 string object and a reference variable. As ...

You might know that Java passes by value, but it helps to understand why. Here's what happens when you pass mutable and immutable object references in Java.

There are no setters as all data is immutable. Instance variables are not allowed. The declaration of a Java record is incredibly simple. Here's a preview of the Location record we will develop later ...