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Top Forums Shell Programming and Scripting remove first line from a file and put into another file Post 302359136 by skmdu on Tuesday 6th of October 2009 12:39:02 AM
Old 10-06-2009
Code:
 $ sed -i -e '1w firstline' -e '1d'  filename.

After the execution of above command,

i) 'firstline' file will have only the first line from the content of filename.
ii) 'filename' will have all the lines except first line.
 

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GPIV_HDF2PIV(1) 					      General Commands Manual						   GPIV_HDF2PIV(1)

NAME
gpiv_hdf2piv - Converts HDF5 PIV-data to ASCII data. SYNOPSIS
gpiv_hdf2piv [-e] [-h | --help] [-p | --print] [-v | --version] filename DESCRIPTION
gpiv_hdf2piv converts a HDF5 formatted file filename.hdf, containing PIV-data, PIV derived data, like vorticities, strain etc to (ASCII formatted) filename.piv., filename.vor, filename.sstr, filename.nstr and, eventually, image(s) to (PNG formatted) filename.png files. The parameters that have been used for the analysis and post processing are written to filename.par This program does not use the parameter resources from libgpiv. The parameters may be defined by the command line options as explained below. Options -e Exclude PIV data and data from post-processes. Only convert image data. -h | --help On-line help. -p | --print Prints parameters, command line options and input and output filenames to stdout. The output may be used as parameters of fasty for future use by re-directing stdout to fasty.par. -v | --version Print version information on standard output, then exits successfully. filename Full input file name, hdf formatted (including .hdf extension) SEE ALSO gpivtools AUTHOR
Gerber Van der Graaf 19 Januari 2005 GPIV_HDF2PIV(1)
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