Single quotes are only used for single characters, such as ‘A’ or ‘9’. These are considered char values in Java, not strings. Have fun working with the System object and printing data to the console ...

Get inside the Java shell, with this hands-on demonstration of building advanced UI consoles and REPLs in Java.

Spring Boot isn't just about cloud-native microservices development. You can use it to create standalone Java apps as well. RESTful APIs get all the attention, but sometimes, you just need to auto ...