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() .

Spacing of Output in Java. ... ," use "System.out.format()." The format method takes two inputs instead of the single input that the print method uses.

The Console’s readPassword() method performs the same function as readLine(), with the following two exceptions:. readPassword() does not echo text back while the user types readPassword() encrypts ...

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 ...

At this point, the Scanner still returns a String, although the String contains only one character. To complete the use case, you must convert this one-character String into a single Java char with ...

Developers can use Java 8, introduced last year, and any of the usual Java libraries, along with the AWS SDK for Java. AWS provides two libraries for Lambda, aws-lambda-java-core for function handlers ...