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Shell Programming and Scripting
Redirect overwrites itself
Post 302423672 by Scott on Friday 21st of May 2010 04:35:45 PM
05-21-2010
Yes. Don't do it 
Write to another file, and copy the new file over the old one if you have to.
Write to another file, and copy the new file over the old one if you have to.
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LEARN ABOUT DEBIAN
mincextract
MINCEXTRACT(1) MINC User's Guide MINCEXTRACT(1) NAME
mincextract - dump a hyperslab of MINC file data SYNOPSIS
mincextract [options] mincfile DESCRIPTION
mincextract dumps a chunk of MINC file data to standard output in the format of your choice. OPTIONS
-ascii Write out data as ascii strings (default) -byte Write out data as 8-bit integers -short Write out data as 16-bit integers -int Write out data as 32-bit integers -long Superseded by -int -float Write out data as single precision floating-point values -double Write out data as double precision floating-point values -filetype Write out data in the type of the file -signed Write out signed data (applies only to integer types) -unsigned Write out unsigned data (applies only to integer types) -range low high Specify the range of output values -normalize Normalize integer pixel values to file max and min (Default) -nonormalize Turn off pixel normalization -image_range low high Specify the range of real image values for normalization -image_minimum min Specify the minimum real image value for normalization -image_maximum max Specify the maximum real image value for normalization -start indexvector Specifies corner of hyperslab (C conventions for indices). Indices are either separated by spaces (enclosed by quotes) or commas (no quotes required). -count indexvector Specifies edge lengths of hyperslab to read. Indices are either separated by spaces (enclosed by quotes) or commas (no quotes required). -positive_direction Flip images to always have positive direction. -negative_direction Flip images to always have negative direction. -any_direction Do not flip images (Default). +xdirection Flip images to give positive xspace:step value (left-to-right). -xdirection Flip images to give negative xspace:step value (right-to-left). -xanydirection Don't flip images along x-axis (default). +ydirection Flip images to give positive yspace:step value (post-to-ant). -ydirection Flip images to give negative yspace:step value (ant-to-post). -yanydirection Don't flip images along y-axis (default). +zdirection Flip images to give positive zspace:step value (inf-to-sup). -zdirection Flip images to give negative zspace:step value (sup-to-inf). -zanydirection Don't flip images along z-axis (default). -help Print summary of command-line options and exit. -version Print the program's version number and exit. AUTHOR
Peter Neelin COPYRIGHTS
Copyright (C) 1993 by Peter Neelin SEE ALSO
minctoraw(1) $Date: 2004-05-20 21:52:08 $ MINCEXTRACT(1)