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Full Discussion: Why is ./ sometimes needed?
Top Forums Shell Programming and Scripting Why is ./ sometimes needed? Post 303029708 by wisecracker on Thursday 31st of January 2019 05:23:40 AM
Old 01-31-2019
Hi Don...


Check your double quotes, some have one too many.
And just as an addendum, from 'shellcheck', see attached image...
Why is  ./  sometimes needed?-redirectpng
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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Write out data as 8-bit integers -short Write out data as 16-bit integers -int Write out data as 32-bit integers -long Superseded by -int -float Write out data as single precision floating-point values -double Write out data as double precision floating-point values -filetype Write out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)
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