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Groups > comp.lang.java.programmer > #21873

Re: How to remove this issue about NumberFormatException?

Newsgroups comp.lang.java.programmer
Date 2013-01-30 08:35 -0800
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Message-ID <03b6cd9b-9764-48fb-9c87-2ddfd7bba0ee@googlegroups.com> (permalink)
Subject Re: How to remove this issue about NumberFormatException?
From Lew <lewbloch@gmail.com>

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Roedy Green wrote:
> Arved Sandstrom wrote, quoted or indirectly quoted someone who said :
>>Number objects are more binary than String objects? Who knew?
> 
>  "123"  is a string of characters. 3 x 16-bit unicodes.  int i=123 is
> stored internally as 32-bit binary at run-time as is new Integer( 123
> ) in a protective object wrapper.

And every real programmer knows that both are binary representations at their heart.

That's all he's saying.

> Perhaps it is my age, but it is a long standing tradition to refer
> call the process as "converting character/a/alpha/ascii to binary".

A loose description. Arved's was precise.

> Number is a general term that includes byte, int, float, double,
> packed decimal, fixed length char numerics. (Think COBOL PL/I).  In
> Java, Number is an abstract class with ten implementations.

Ten implementations that you know of. There might be more.

-- 
Lew

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Thread

How to remove this issue about NumberFormatException? bluestar <bluestar8783@gmail.com> - 2013-01-29 00:09 -0800
  Re: How to remove this issue about NumberFormatException? bluestar <bluestar8783@gmail.com> - 2013-01-29 01:09 -0800
    Re: How to remove this issue about NumberFormatException? Roedy Green <see_website@mindprod.com.invalid> - 2013-01-29 02:15 -0800
      Re: How to remove this issue about NumberFormatException? Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-01-29 06:38 -0400
        Re: How to remove this issue about NumberFormatException? Roedy Green <see_website@mindprod.com.invalid> - 2013-01-30 04:55 -0800
          Re: How to remove this issue about NumberFormatException? Lew <lewbloch@gmail.com> - 2013-01-30 08:35 -0800
            Re: How to remove this issue about NumberFormatException? Roedy Green <see_website@mindprod.com.invalid> - 2013-01-31 04:21 -0800

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