Convert « Number « Java Data Type Q&A





1. Convert Midi Note Numbers To Name and Octave    stackoverflow.com

Does anybody know of anything that exists in the Java world to map midi note numbers to specific note names and octave numbers. For example, see the reference table:

2. How to convert number to natural language string?    stackoverflow.com

Is there any existing builtin (or third party) Java class or library that can convert numbers to natural language strings; e.g. 1 -> "one", 2 -> "two", 1256 -> "a one ...

3. Converting random numbers into XY coordinates for graphing    stackoverflow.com

My professor gave us an assignment to test the difference in runtimes and search sizes using linear & binary algorithms, and the data is to be graphed. I have the search methods ...

4. Converting a number to a greyscale color in Java    stackoverflow.com

I'm trying to figure out how I can convert a number between 1 and 50 to a greyscale color that could be used here:

g.setColor(MyGreyScaleColour);
1 would be lightest (white) and 50 would ...

5. Conversion between numeric objects in Java    stackoverflow.com

I am looking for a simple, concise way to convert a given Number object to an object of a given numeric type.

  • Loss of precision due to narrowing conversions is fine
  • I prefer ...

6. How to convert number to words in java    stackoverflow.com

We currently have a crude mechanism to convert numbers to words (e.g. using a few static arrays) and based on the size of the number translating that into an english text. ...

7. how to convert words to number?    stackoverflow.com

Can anyone please help me on how to convert words into numbers in java programming, using string tokenizer. Your answer will be highly appreciated. for example four hundred four should ...

8. Converting strings to numbers and back to natural language?    stackoverflow.com

I'm working with a recipe database application and I need the ability to convert natural language strings to numbers and vice versa. For example, I need 1 1/4 to convert to ...

9. Converting numbers to worded descriptions in Java    stackoverflow.com

Possible Duplicate:
How to convert number to words in java
Hi,
Given a number I want my application to display the number in words. So, 10014 should ...





10. Convert number to rank - Java    stackoverflow.com

Does anyone know of a way to convert numbers into their corresponding ranks in Java? For example:
1 => first
2 => second
11 => eleventh
37 => thirty-seventh
etc..

11. Java, converting string to numbers then add all the numbers together    stackoverflow.com

I need to add 8 numbers together from a string.E.g. If someone enters say 1234 it will add the numbers together 1 + 2 + 3 + 4 = 10 ...

12. Convert numbers to roman numerals?    stackoverflow.com

Possible Duplicate:
How do you find a roman numeral equivalent of an integer
I need to write a JSP function that will efficiently convert an integer ...

13. Converting number to words help?    stackoverflow.com

This is still related to my other question. I need to convert the lowest value to words and store it in a file. Unfortunately, my code doesn't convert my lowest value. ...

14. Convert numbers to letters in Jasper report    stackoverflow.com

I am working on Jasper Reports using IReport. I want to convert the amount to Words such as 1500 to One thousand five hundred. I retrieve the numbers from the database and print ...

15. Converting a string of letters to numbers    stackoverflow.com

Say I have a string phone = "1-800-test" I need to convert the letters to numbers. Doing something like this doesn't work (note I'm looping it of course):

phone = phone.replace(phone.charAt(9), (char) getNumber(phone.charAt(9)));
Note that ...

16. convert number string to number    bytes.com

thx u for your help but i am java starter and my teacher sayed me to write code to convert string to number for example : 0ne million there hundred ===== ...





17. Number Conversion Problem    coderanch.com

Dear All. I am using JTable having values in column 3. I am getting values from it using jTable.getValueAt(1,1).toString; Then i use Double/Float/Integer/Long etc to convert data. My data having values 999,999,999,999.99 Problem is that thru any of above option i get 9.9999999999999 in sum of different values. My jTable contents number of values positive and negative. Can anyone help me ...

18. Converting String to Number    coderanch.com

I have a String str. Now i need to check whether the contents of this String represent a valid Number or not. This number can be an int or a long. One of the methods that i know is to make a function like this : public boolean checkNumber(String str) { boolean result = true; for(int i=0;i=0) && (str.charAt(i)<=9))) ...

19. converting numbers to roman numerals    coderanch.com

Hello everyone! I have just started an Intro to JAVA course and I already have an assignment due the 2nd class day. The assignment is to write a program that can convert an integer (from the user's input) to roman numerals. I'm having some problems with it because I don't know how to concatenate strings. I know I may be going ...

20. letter to number conversion    coderanch.com

I hope someone can help me. I am doing a program that involves converting the letters in someone's name to numbers. Our teacher gave us a conversion grid, and I worked out a formula for converting the letters using modular arithmetic (see below). What I want to do is to go through the name, converting each letter to a number, according ...

21. number convert    coderanch.com

22. Converting Letters to Corresponding Numbers    coderanch.com

Hi, I am workin on an excercise where I am converting phone numbers with letters and converting them to plain phone numbers with all numbers. The code I am using is very bulky and is as follows: wordToConvert = input.replace('a', '2'); wordToConvert = wordToConvert.replace('b', '2'); wordToConvert = wordToConvert.replace('c', '2'); wordToConvert = wordToConvert.replace('d', '3'); wordToConvert = wordToConvert.replace('e', '3'); wordToConvert = wordToConvert.replace('f', '3'); ...

24. How to convert string to number?    coderanch.com

25. problem on number to alphabet conversion    coderanch.com

hi all, i was tring to figure out a problem which is:- if we had anumber like 123 then it must be converted to one hundred twenty three. though i figure it out it seems to be very less efficient and clumsy. can smbody give me an idea to make it in a good way, which looks more arranged and object ...

26. convert Postiive number to negative..    coderanch.com

27. how to convert a number to IEEE FPS ?    coderanch.com

28. Converting a string to a number    coderanch.com

Hi, I looked in the api but it only shows me methods that can convert a string to an int or float or.... unless I'm completely missing it(then please tell me), I'm looking for one method that will convert the string to the necessary number no matter what the user inserts. Thanks.

29. convert string to number    coderanch.com

you could try regular expressions, too. part of the difficulty of helping you is that your data layout isn't clear. What starts a record? it is unclear if what you posted is one string that you just formatted on two lines here, if it comes in as as single string with a newline character in it, or if you have two ...

30. Converting Number to Word    coderanch.com

A friendly place for programming greenhorns! Register / Login Java Forums Java Java in General Converting Number to Word Post by: Ankita Jha, Ranch Hand on May 14, 2009 05:54:21 Hello ranchers, In my application i a need which will convert number to Word. Problem is ,When i have whole number like (10000 or 2260) etc,it works properly. Byt ...

31. ascii to number conversion in java    coderanch.com

Luri, did you ever find what you were looking for? I think I'm looking for the same thing -- some nice bin utils for converting an ascii (or even utf8) input stream of bytes directly to the appropriate expected primitive values without creating any objects per operation (static reuseable buffer objects are fine). I feel like there has to be some ...

32. Converting words to numbers    coderanch.com

33. converting ascii number to capital letter    coderanch.com

The problem is not how to do it, but how YOU want to do it. if you are generating a random 2-digit number, you're getting values from 00-99. which of those numbers should be displayed as what capital letter? suppose you get a random number of 12 - what capital letter should it be? If you want to use ASCII, you ...

34. convert a number to a string?    coderanch.com

well, the instructor did say "create a number NN" but he didn't say how! I turned it in like that so I guess we'll see if it's cool or not. I knew from class notes that there was a way to parse a string back into an integer, but not the other way around. Being a newbie (week 4) to programming, ...

35. convert number to string    java-forums.org

36. A Number Converting Program!    java-forums.org

Hey guys, I am creating a cool number converting program that will be able to convert from a variety of different values like Inches to Centimeters or Celsius to Fahrenheit. I will have a main method that lets the users enter the number they wish to convert and then what base they wish to convert that number to. I will then ...

37. converting letters to numbers    java-forums.org

Was wondering how to convert letters to numbers in java. We are working on a problem in class that has you input information for a cd. For example Title, Artist, Year and month produced, and then input a bar code number. I have the code down for all the inputs and then display what the user just entered. What i was ...

38. Convert the number to Roman numerals    java-forums.org

Hi I have been asked to write code that converts the number to Roman numerals. Fortunately, I wrote the code and it works properly. My question is In standard Roman numerals, no more than three consecutive copies of the same letter are used. I have tried many times to discover what the proper statement which I must write in my code ...

39. Any Other Methods for Number to Word Conversion?    java-forums.org

Any Other Methods for Number to Word Conversion? I don't know exactly what this program is called but heres an example. number given: 248 convert to word: two hundred forty eight Here's my code for that: Java Code: import static java.lang.System.out; public class NumberLetter { public static void main(String[] args) { int total = 151; //what if I want ...

40. convert roman numeral to number    java-forums.org

41. Converting numbers to words    java-forums.org

Hey, it's me, back again with another program assignment. This time I have to convert numbers into words. I think the hardest part for me is separating the string input with commas. I tried using the .split("(?<=\\G.{3})") function, but it came out as [123,456,789,0] instead of 1,234,567,890 which is what I want. Also, identifying the hundredths, thousandths, etc...place seems pretty difficult ...

42. converting a random number into a 3 letter string    forums.oracle.com

Hi all, Basically I have to do the following; create a random three character string, and at the start of each game the user enters the number of attempts they think it will take them to win that particular game. Users will then try to guess the sequence of the letters and on each consecutive guess receives a message indicating how ...

43. number (with comma) to word conversion    forums.oracle.com

Hi Folks, I am new to java and I really wish for your help. The program I have below only accepts number without comma as the input. May I ask for your help on how I can tweak this so that the input accepts comma (eg. 203,500). Thanks a ton! The code is as follows.... import java.io.*; //imports java.io class class ...

44. Convert letters into numbers    forums.oracle.com

I need to write a method that converts letters from a word into a number according to the telephone buttons. I figured I was at a good start by putting the string of the word into a character array, but how would I assign each of those letters to its corresponding number? Thanks in advance.

45. How to convert a number become negative??    forums.oracle.com

46. How to validate a string before convert to a number    forums.oracle.com

I agree with you in principle, but not in terminology. Exeptions should be used for "anticipated but excetpional" situations. That is, you expect the code to usually run fine, from one statement to the next, but you also anticipate that certain exceptional or erroneous situations will occur from time to time (such as a user entering a bad number, or a ...

47. Converting an x radix number to a y radix    forums.oracle.com

48. converting strings to numbers    forums.oracle.com

49. Convert Number to String avoiding Rounding    forums.oracle.com

Hi All, In my code I am calling a method which returns a Number(Number value = parseXXXXXXX();) I want to convert that Number to String without rounding. I want the actual value not the rounded one. For example if Number value = -9999999999.999999999. I want to store the same value into a String s; The String s should contain "-9999999999.999999999". Not ...

50. How to convert number to String?    forums.oracle.com

51. Convert Letters to Numbers    forums.oracle.com

Was wondering how to convert letters to numbers in java. We are working on a problem in class that has you input information for a cd. For example Title, Artist, Year and month produced, and then input a bar code number. I have the code down for all the inputs and then display what the user just entered. What i was ...

52. How to convert String "(50-10)" to number and get output as 40 as a number.    forums.oracle.com

Hi, I have a string with formula, eg: String formula="(ABC-DEF)"; I replaced the values of ABC and DEF in the above string now I have formula="(50-10)"; How can I calculate the above value and get output (40)as a number like int or double. Regards Alex. Edited by: AlexRaju on Dec 8, 2009 10:11 AM

53. Exponential to fixed point number convert    forums.oracle.com

Hello All, I am getting below result for the double value. double d = 7777777.77; System.out.println(d); O/P >> 7777777.77 double d1 = 88888888.88; System.out.println(d1); O/P >> 8.888888888E7 Actually I dont want the value to be in Exponential format. I found that when the decimal is before 7 digits , am getting correct value (without exponential format). But when decimal is after ...

55. Convert number to it's equivalent word    forums.oracle.com

This doesn't strike me as very good code anyway, I think you'll get a lot more out of the exercise if you start from scratch. It's an exercise in recursive methods. Just break the problem down. Say you have a number >= 100 and less than a thousand you want to generate a number of hundreds, the word "hundred" and then, ...

56. how to convert numbers to strings    forums.oracle.com

57. How to convert chinese numbers into english?    forums.oracle.com

59. String to Number conversion function help    forums.oracle.com

60. converting alphabets to numbers in java    forums.oracle.com

61. I need help with converting Roman Numerals to Arabic numbers    forums.oracle.com

switch (chars) { case 'C': if (x.charAt(y+1)=='M') { arabica+=900; y++; } else if (x.charAt(y+1)=='D') { arabica+=400; y++; } else { arabica+=100; } break; case 'X': if (x.charAt(y+1)=='C') { arabica+=90; y++; } else if (x.charAt(y+1)=='L') { arabica+=40; y++; } else { arabica+=10; } break; case 'I': if (x.charAt(y+1)=='X') { arabica+=9; y++; } else if (x.charAt(y+1)=='V') { arabica+=4; y++; } else { arabica++; ...

63. convert numbers to words    forums.oracle.com

ok ; I have accounting solution in java; i need a code makes the next : ex1: (using american currency) if the input is : 10 the out put should be :" ten American Dollars Only" if the input is : 65.5 the out put should be :" sixty five American Dollars and fifty cents Only" ex2:(using Arabic currency) if the ...

64. convert numbers into string    forums.oracle.com

I have a photo album web application...There is a photo_id parameter referencing photos like photo_id=23 (23 is an integer type value as u see) users can easily try new photos by changing the parameter on the link. like photo_id=24 , 25 ,26 to n as you see... I want youtube type references like photo_id=zAprzX2O6Zs and users cant guess the values easily... ...

65. Converting numbers to words.    forums.oracle.com

66. Convert month to numbers    forums.oracle.com

Hi, I want to convert month to numbers and I don t want to write a long if-else for it! It has to be a smarter way to solve this. Does anybody know how to do that? I already get the month from a site and if its Oct, then I want to show it as a 10. I have searched ...