In prior Java 101 articles, I referred to the concepts of redirection, standard input device, and standard output device. To demonstrate inputting data, several examples called System.in.read().

Note the letter ‘f’ in the Java Console’s printf method. The difference between print() and printf() is the ability to easily output formatted text. To demonstrate, replace the line which adds the ...

You can space your output manually with loops or through Java's Formatter class ... use "System.out.format()." The format method takes two inputs instead of the single input that the print ...

The Scanner’s nextLine() method works a bit differently ... Java’s Scanner class provides all of the methods you will need. Java user input and output strategies Here’s how to get input into your Java ...

Recall that a function can be thought of as a machine which takes an input in (say x) and then depending on what that input is, it returns an output (say y ... the function used in the example. This ...

Barr also provided some details about the two optional approaches for authoring Lambda functions, using a low-level stream-based model or a higher-level model leveraging "plain old Java objects" or ...