Apr 12, 2013 · The scanner is declared in my main method, and will be used in a single other method (but that method will be called all over the place). I've tried declaring it as static, but eclipse has a fit …

Feb 28, 2020 · Here's my problem: I find there is no way to use Scanner when reading inputs from outside main without random exceptions or unexpected behaviour. I have tried two approaches: …

Here in this program we will take the Scanner class to achieve the task. This Scanner class comes under java.util, hence the first line of the program is import java.util.Scanner; which allows the user to …

Nov 19, 2013 · I currently have a project that is all in one class and has multiple methods. So far in each method I've had to use this line of code at the top to initialise my scanner. To take inputs from the us...

I'm new to Java so I'm practicing with some simple code. I want to create some methods and use Scanner for all of them, but I don't want to declare Scanner every time I create other new methods. S...

Aug 14, 2011 · That's because the Scanner.nextInt method does not read the newline character in your input created by hitting "Enter" and so the call to Scanner.nextLine returns after reading that newline. …

java.io.FileNotFoundException: 10_Random (The system cannot find the file specified) at java.io.FileInputStream.open(Native Method) at java.io.FileInputStream.<init>(Unknown Source) at …

Sep 26, 2015 · I am trying to understand how these three methods work. Here's how I understood them: nextLine() reads the remainder of the current line even if it is empty. nextInt() reads an integer but …

Dec 19, 2012 · Scanner reader = new Scanner(System.in); char c = reader.nextChar(); This method doesn't exist. I tried taking c as a String. Yet, it would not always work in every case, since the other …

There could be other ways of achieving this: Pass this to method of the other class where you want to use it. If you define Scanner instance as member of the class, then create the instance of class and …