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Full Discussion: Multi line deletes
Top Forums UNIX for Dummies Questions & Answers Multi line deletes Post 26359 by peter.herlihy on Thursday 15th of August 2002 06:32:07 PM
Old 08-15-2002
How about just using sed?

sed "1,10 d" input_file > temp ; mv temp input_file

If you want 'n' to be set as a variable - for whatever reason you can use

sed "1,$n d" ....
 

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base64(1)						    BSD General Commands Manual 						 base64(1)

NAME
base64 -- Encode and decode using Base64 representation SYNOPSIS
base64 [-d | -h | -v | -D] [-b count] [-i input_file] [-o output_file] DESCRIPTION
base64 encodes and decodes Base64 data, as specified in RFC 4648. With no options, base64 reads raw data from stdin and writes encoded data as a continuous block to stdout. OPTIONS
The following options are available: -b count --break=count Insert line breaks every count characters. Default is 0, which generates an unbroken stream. -d --debug Print verbose log messages during processing. -D --decode Decode incoming Base64 stream into binary data. -h --help Print usage summary and exit. -i input_file --input=input_file Read input from input_file. Default is stdin; passing - also represents stdin. -o output_file --output=output_file Write output to output_file. Default is stdout; passing - also represents stdout. -v --version Print build version and exit. SEE ALSO
openssl(1), wikipedia page <http://en.wikipedia.org/wiki/Base64>, RFC 4648 <http://tools.ietf.org/html/rfc4648> Mac OS X 10.7 February 8, 2011 Mac OS X 10.7
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