java.util.scanner

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How to Specify Multiple Patterns for Delimiter In Java

so I h开发者_如何学Goave a method that copies one file to another with the use of a delimiter that removes the \"null(U)\" references, and the input file looks like...[详细]

2023-03-24 22:27 分类：问答
Infinite While Loop When InputMidmatchException is caught in try-catch block [duplicate]

This question already has answers here: try/catch with InputMismatchException creates infinite loop [duplicate][详细]

2023-03-19 02:44 分类：问答
Determining input for Overloaded Method

I\'m running into a bit of an issue with determining if the user input is an int or double. Here\'s a sample:[详细]

2023-03-15 01:56 分类：问答
Loading large matrix from text file into Java arrays

My data is stored in large matrices stored in text files with millions of rows and 4 columns of comma-separated values.(Each column stores a different variable, and each row stores a different millise[详细]

2023-03-14 03:17 分类：问答
java.util.Scanner : why my nextDouble() does not prompt?

import java.util.*; public class June16{ public static void main(String[] args){ Scanner kb = new Scanner(System.in);[详细]

2023-03-13 06:30 分类：问答
Strange behaviour in Scanner with negative numbers in java

i try to find the answer but could not, maybe is a litlle strange what im going to ask, and i would like to get some idea of what is going wrong here. (Sorry for my english, its a litlle poor but i\'l[详细]

2023-03-12 08:23 分类：问答
Java - Using multiple delimiters in a scanner

I\'m using a scanner to take input and, hopefully, split it into chunks. I want it to split it up using whole word delimiters. So right now I have开发者_如何学C:[详细]

2023-03-10 19:02 分类：问答
scanner.nextInt() returns java.util.NoSuchElementException

This is my code, which is supposed to accept input from the user and set 2 int values. The exit function works correctly however when the input string is \"5 2\" for example, it sets x as 5 and throws[详细]

2023-03-08 04:05 分类：问答
Take the delimiter that made Scanner to stop

I am using Java\'s Scanner to parse some text. Say I have set as a delimiter a variety of characters [@$][详细]

2023-03-07 20:24 分类：问答
NoSuchElementException when setting a timeout on the socket

I wanted to set a timeout when a client read. the routine supposed to throw an InterruptedIOException but instead it throws NoSuchElementException on System.out.println(\"echo: \" + _in.nextLine()); w[详细]

2023-03-05 07:54 分类：问答