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Re: Scanner not passing control to the keyboard 5 Years Ago by JamesCherrill … try to read it with int num = scanner.nextInt(); String name = scanner.nextLine(); ... and name is an empty String… - in which case you can junk the whole scanner and use a BufferedReader instead. new BufferedReader(new InputStreamReader…System.in)) 3. Use this class instead of Scanner: https://www.daniweb.com/programming/code/506346/a-… Re: Scanner and arraylist of objects 15 Years Ago by JamesCherrill Scanner line = new Scanner(line); This looks wrong. There is no constructor for Scanner that takes a Scanner as a parameter. Re: Scanner - Int then String 13 Years Ago by NormR1 … be tricky. The Scanner buffers input and can block waiting for input. Or it … in the buffer. Your next attempt to get something from Scanner will be to get "word". nextInt() will fail… Re: Scanner based file access and parsing 12 Years Ago by JamesCherrill Scanner is "A simple text scanner", you can't use it to parse a binary file. Have a look at DataInputStream which reads binary data - although you may need to write a bit of code to handle text that's encoded as zero delimited bytes Re: Scanner or BufferedReader ? 13 Years Ago by StephNicolaou Scanner is the better option. Also because it has a lot more methods including the boolean methods to check a wide range of input types before to you begin implementing a certain function. As well as pattern matching and find in line, etc. It's a lot more easier to use. Scanner? 13 Years Ago by Tremillian … it possible to use jython to import pictures from a scanner? If so, what module would I start with/use? The… scanner is an old Onetouch 9320 USB. I would totally use … Re: Scanner? 13 Years Ago by FALL3N - run an automator action from python to get the image from the scanner AND/OR use the PIM package to deal with images.. I think it's still in early stages, but its a python image manipulation package. Scanner help 16 Years Ago by sta822 my scanner will no longer scan, it says it is being used by another program. how do i find what is using it so i can stop it or delete it? Scanner nextLine() Stops at Number? 12 Years Ago by coolbeanbob … main(String[] args) { ExpressionTree calc; Scanner console = new Scanner(System.in); // Allow for a command-…Character.toString(op); } } TreeNode root = null; public ExpressionTree(Scanner input) { root = build(input); } /** * Based on… Scanner Input from Keyboard help 16 Years Ago by yingfo …class PostEval { static public void main(String args[]) { Scanner scanner = new Scanner(System.in); Stack<String> postFix = new Stack…: "); while(scanner.hasNext()) { String letter = scanner.next(); char equals=(scanner.next()).charAt(0); int number = scanner.nextInt(); System.out.… Scanner and arraylist of objects 15 Years Ago by KimJack …Scanner scanner = new Scanner(file).useDelimiter(","); while (scanner.hasNextLine()) { String line = scanner.nextLine(); String name = scanner.next(); int serial = scanner.nextInt(); double itemCost = scanner… Re: Scanner not passing control to the keyboard 5 Years Ago by Violet_82 …private static final Scanner scanner = new Scanner(System.in); public int getUserInput() { //Scanner scanner = new Scanner(System.in); int…} public String getUserInputForProcessing(String action) { //Scanner scanner = new Scanner(System.in); System.out.printf("You … Scanner with multiple delimiters and data types 12 Years Ago by scippi …(fileName); Scanner scanner = new Scanner (dataFile); cohort = scanner.nextLine(); int numberOfResponses = Integer.parseInt(scanner.nextLine());…read in the feedback values { Scanner scanner2 = new Scanner(scanner.nextLine()); scanner2.useDelimiter("[ ]*(,)[… Re: Scanner nextLine() Stops at Number? 12 Years Ago by coolbeanbob I've tried "4+8". It throws an unhandled exception. I've tested the Scanner object (using "4 + 8") before it's passed to ExpressionTree. It only contains "4", so I'm pretty sure the problem is in how the Scanner is working. Re: Scanner and arraylist of objects 15 Years Ago by sneaker … a java.util.InputMismatchException here is a snippet: [code] Scanner line = new Scanner(line); line.useDelimiter(","); while(line.hasNext()) {…QUOTE] Hi In the example above you have named your scanner as line and your string as line. Thats is … Re: Scanner nextLine() Stops at Number? 12 Years Ago by coolbeanbob deceptikon, you are right. I have the Scanner working now, but it does not consider the white space. Do you think TreeNode::build creates all the nodes and builds the entire tree? I was under the impression this method only built individual nodes. Re: Scanner and arraylist of objects 15 Years Ago by KimJack … the right direction. I am trying to use a scanner to parse a string and use its elements with methods… a java.util.InputMismatchException here is a snippet: [code] Scanner line = new Scanner(line); line.useDelimiter(","); while(line.hasNext()) {… Scanner and nextInt() problem 14 Years Ago by Dannyo329 … the user for the employee's contact number: [CODE] Scanner Scan = new Scanner(System.in); out.print("\nEnter Employee Contact Number….InputMismatchException at java.util.Scanner.throwFor(Unknown Source) at java.util.Scanner.next(Unknown Source) at java.util.Scanner.nextInt(Unknown Source) at… Scanner not passing control to the keyboard 5 Years Ago by Violet_82 … method getUserInputForProcessing that takes the action and there scanner takes an input but it's not passing…delete(); break; } } public String getUserInputForProcessing(String action) { Scanner scanner = new Scanner(System.in); System.out.printf("You chose %s: &… Re: Scanner and nextInt() problem 14 Years Ago by javaAddict … an integer number? Usually when I got that exception with scanner it was because of that. Because I see this at….InputMismatchException at java.util.Scanner.throwFor(Unknown Source) at java.util.Scanner.next(Unknown Source) at java.util.Scanner.nextInt(Unknown Source) at… Re: Scanner not passing control to the keyboard 5 Years Ago by JamesCherrill … pretty much guaranteed. The general rules is create one Scanner at startup and use it for all your console input… throughout the program. ps: Scanner comes with its own set of problems, eg the infamous… into that anyway - does the userChoice value come froma Scanner nextInt?) If you are just reading lines then you're… Re: Scanner or BufferedReader ? 16 Years Ago by chili5 …parse it with the Integer class. Scanner: [CODE] Scanner sin = new Scanner(new FileReader("DATA1.txt"…(y); } } [/CODE] Also I can have Scanner that parses each individual element in a String. So …to the store, to catch frogs!"; Scanner sin = new Scanner(sText); while (sin.hasNext()) { System.… scanner class and switch statments 17 Years Ago by rich345 … trying to make a program that if you use a scanner class you can type A and then the switch statment… would read a letter into a scanner would be by using this [code]Scanner scan = new Scanner (System.in); System.out.print ("… thought could i not read the string in using the scanner class and then convert the string to an int so… scanner object wont resolve ????? 14 Years Ago by therstonsplace …is my only line of code i still get the Scanner object wont resolve. (of course my public static … tm website but its not under classes... is the Scanner object deprecated and not in use.. is it not … the way cuz i know this helps import java.util.Scanner; class WhoCares { public static void main (String args[]) { } } … Re: Scanner library error 15 Years Ago by cgeier Change the following line from: [code] Scanner number = new Scanner ( System.in ); [/code] To: [code] static Scanner number = new Scanner ( System.in ); [/code] OR …main method: [code] public static void main(String[] args) { Scanner number = new Scanner ( System.in ); int firstValue; System.out.print( "… Re: Scanner library error 15 Years Ago by Teethous … the following line from: [code] Scanner number = new Scanner ( System.in ); [/code] To: [code] static Scanner number = new Scanner ( System.in ); [/code] OR …main method: [code] public static void main(String[] args) { Scanner number = new Scanner ( System.in ); int firstValue; System.out.print( "Please… Re: Scanner not passing control to the keyboard 5 Years Ago by JamesCherrill … even though they're duly closed Closing a System.in Scanner is not just useless, it's a problem. System.in… buffers input and so do Scanners. When you close a Scanner anything that happens to be in its buffers is lost… Re: Scanner not passing control to the keyboard 5 Years Ago by Violet_82 thanks. I only closed the scanner as eclipse was somplaining about that. I remove the close statments and now everything work. However I will use only one scanner as you suggested. Thanks Scanner does not respond to commands and freezes my computer 20 Years Ago by tommy … hooked it up to my G4 Mac, The scanner goes on when I start the computer but when…I cannot scan by using the buttons on the scanner either. It also will not allow me to change… the preferences. Everything freezes. I had the scanner plugged in through a Belkin TetraHub but I got … laptop G4 and a different model HP scanner and works perfectly. scanner problem or software problem 19 Years Ago by smashssingh … retrievable image files.So it uses the HP scanner.But problem is that scanner closes working after month.Then network engineer goes… and uninstall the driver of that scanner.After this he installs the driver again.Then scanner starts to work.This problem occuers…