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().

Java programmers use data structures to store ... and for the size of the input data. As computer scientist, we use time complexity and space complexity to measure an algorithm’s efficiency ...

Examples of straightforward Scanner methods to get data such as floats, doubles or text include: If those two advanced topics don’t intimidate the developer, then user input with Java’s Scanner class ...

Introduced in Java 6, Java’s System Console class provides two simple methods to obtain user input: The readLine() method takes user input through the console window, stores the input data in a String ...