numberformatexception Questions
13
Solved
In my day to day web application development there are many instances where we need to take some number inputs from the user.
Then pass on this number input to may be service or DAO layer o...
Bashemath asked 31/3, 2011 at 12:3
4
I can't understand the reason of NumberFormatException in this code:
SimpleDateFormat format = (SimpleDateFormat) SimpleDateFormat.getDateInstance();
Below is my LogCat output:
10-30 18:04:05.6...
Champ asked 30/10, 2013 at 14:20
2
Solved
How to convert string value into int? I am getting number format exception.
String s = "20.00";
int i = (Integer.parseInt(s));
System.out.println(i);
Result should be like i=20.
Doubleripper asked 25/10, 2013 at 12:45
4
Solved
EDIT:A Pastebin consisting of the relevant parts of my project:
Here is the updated code
Also ColouredItem is a wrapper for:
public class ColouredItem
{//Only a wrapper class,no behaviour has ...
Rockey asked 23/10, 2013 at 13:7
5
Solved
I'm reading data from CSV file. One of the fields contains the value 1,167.40. The code piece for reading this field is the following:
String csvFilename = "TEST_FILE.csv";
CSVReader csvRead...
Jahn asked 12/9, 2013 at 7:49
4
Solved
Why does this part of code fail:
Integer.parseInt("11000000000000000000000000000000",2);
Exception in thread "main" java.lang.NumberFormatException: For input string: "110000000000000000000000000...
Mandrake asked 17/1, 2012 at 2:25
4
Solved
I have a method that takes n and returns nth Fibonacci number. Inside the method implementation I use BigDecimal to get the nth Fibonacci number then I use method toBigInteger() to get the number a...
Burghley asked 3/8, 2013 at 1:47
2
Solved
I was multiplying very two huge BigIntegervalues in a program. It failed. What are the limits of BigInteger and BigDecimal ?
Holcman asked 30/7, 2013 at 11:36
4
Solved
I have a very big file which contains user ids like this. Each line in that big file is an user id.
149905320
1165665384
66969324
886633368
1145241312
286585320
1008665352
So in that big file, I...
Gyrose asked 20/6, 2013 at 6:40
1
Solved
I have a bitmask to be stored in one byte, as I only need 8 bits. When I'm creating it I do it as a String (I thought it would be easier in this way) and then I transform it to a byte with Byte.par...
Express asked 6/6, 2013 at 10:29
2
Solved
I was writing some code for an interviewstreet.com challenge
My code gives a NumberFormatException
import java.io.*;
public class BlindPassenger
{
public static void main(String [] args) throws ...
Shrewd asked 26/2, 2012 at 16:58
2
Solved
Why do Double.parseDouble(null) and Integer.parseInt(null) throw different exceptions?
Is this a historical accident or intentional? The documentation clearly states two types of exceptions for Do...
Selfinterest asked 1/5, 2013 at 19:16
3
Solved
Does anybody know why the following snippet does not throw a NumberFormatException?
public class FlIndeed {
public static void main(String[] args) {
System.out.println(new FlIndeed().parseFlo...
Regress asked 8/3, 2013 at 11:9
8
Solved
I'm running into this situation where I need to parse a String into an int and I don't know what to do with the NumberFormatException. The compiler doesn't complain when I don't catch it, but I jus...
Fake asked 10/12, 2010 at 15:1
3
Solved
I want the user to enter a number which is scanned by the following code:
scanner.nextInt();
If a user enters a string instead, the program throws InputMismatchException, which is obvious. I wan...
Applicatory asked 30/8, 2012 at 6:45
7
Solved
I have to parse a String that can assume hex values or other non-hex values
0xff, 0x31 or A, PC, label, and so on.
I use this code to divide the two cases:
String input = readInput();
try {
in...
Hadron asked 22/6, 2012 at 19:12
3
Solved
In my application I used a converter to create from 3 values > RGB-colors an Hex value.
I use this to set my gradient background in my application during runtime.
Now is this the following problem...
Stefan asked 17/3, 2012 at 11:6
3
Is FormatException in .NET the equivalent of NumberFormatException in Java ?
Grig asked 14/12, 2011 at 9:5
3
Solved
I am trying to load info from a properties file and i have the following code:
anInt = Integer.parseInt(prop.getProperty("anInt"));
aDouble = Double.parseDouble(prop.getProperty("aDouble"));
and...
Meagre asked 27/11, 2011 at 13:42
3
Solved
I am trying to throw my own NumberFormatException when convrting a String month into an Integer. Not sure how to throw the exception. Any help would be appreciated. Do I need to add a try-catch bef...
Clanton asked 8/11, 2011 at 15:34
3
I'm having a small error in my code that I can not for the life of me figure out.
I have an array of strings that are representations of binary data (after converting them from hex) for example:
o...
Misprize asked 9/8, 2011 at 13:13
2
Solved
Hopefully a very simple query, but it's left me scratching my head.
I have a string, which is just a single integer, and I'm trying to then get that integer out as an int. This on the face of it s...
Ridden asked 10/3, 2011 at 23:34
5
Solved
I have written a function to convert string to integer
if ( data != null )
{
int theValue = Integer.parseInt( data.trim(), 16 );
return theValue;
}
else
return null;
I have a string...
Nope asked 18/8, 2010 at 23:56
© 2022 - 2024 — McMap. All rights reserved.