What's The Limit

[Mike McCarty]

Mikkel L. Ellertson wrote:
> Steve Searle wrote:
> 
>>Around 11:47pm on Monday, December 11, 2006 (UK time), Mike McCarty scrawled:
>>
>>
>>>>If I use cdrecord to write a file to a cd, how can i read it back.  Say
>>>>a text file?
>>>
>>>Insufficient information. The cdrecord command has a lot of ways
>>>to do what you specify. You need to post the exact command you
>>>have in mind.
>>>
>>>If you mean what I think you do, then you might need to use
>>>dd.
>>
>>You were correct Mike, dd did work.  I wrote the file with:
>>	$ cdrecord dev=/dev/hdb -dao test.txt
>>
>>And copied it back with:
>>	$ dd if=/dev/hdb of=test2.txt
>>
>>Cheers
>>
>>Steve
>>
>>
> 
> Dumb question - what happens if you run something like
> "cat /dev/hdb" or "less /dev/hdb"? I would think that
> you could access the file contents that way.

But, since there is no file, there is no EOF. Using dd
lets you control how much data you pull. The other techniques
don't do that.

Mike
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