Want to know more about standard Java I/O concepts like standard input, standard output, and standard error? Read on!

The format method takes two inputs instead of the single input that the print method uses. The first input is a string representing the formatting that should be applied to the output, and the ...

Output with System’s Console printf method To use the Java Console class for both input and output, replace all the System.out.print statements with the Java Console object’s printf method: ...

Get a deep dive into using method references in your Java programs, including stream operations, event listeners, and constructors and factories.

Visualizing Functions as Graphs In the applet below is intended to help you understand the connection between the graph of a function and the function itself. Recall that a function can be thought of ...

In contrast to next(), nextLine() does not tokenize input. It simply returns a complete line of text. In this example, we change from the Scanner next() method to the nextLine() method and compare the ...

Further guidance is provided for Authoring Lambda Functions in Java. Barr also provided some details about the two optional approaches for authoring Lambda functions, using a low-level stream-based ...