On Fri, 18 Dec 2009, Anton Shterenlikht wrote:

I'm creating binary files in fortran.
Fortran adds 4 byte record delimiters at the beginning
and the end of each record, which, in the case of a binary
file, is just at the beginning and at the end of the file.
I need to delete these record delimiters, because the
software I use to visualise the binary files interprets
them as data. But I don't know how. I've looked at
hexdump and od, but those are only dumping (I think)
file contents, and I cannot see how to edit a file with them.

truncate -4 myfile should get rid of the last four bytes. Maybe there's a similar efficient way to truncate the start of a file.

-Warren Block * Rapid City, South Dakota USA
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