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UNIX for Dummies Questions & Answers
Awk match on columns and delete line
Post 302671249 by jacobs.smith on Friday 13th of July 2012 09:44:27 AM
07-13-2012
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file:
1|12322|tow|
5|23422|pow|
6|23423|cow|
3|34324|how|
deletelines:
12322
23423
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while read NUM
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LEARN ABOUT OSX
trace
TRACE(1) BSD General Commands Manual TRACE(1) NAME
trace -- configure and record kernel trace events SYNOPSIS
trace -h trace -i [-b numbufs] trace -g trace -d [-a pid | -x pid] trace -r trace -n trace -e [-c class [-p class] [-s subclass]] [-a pid | -x pid] [-k code | -k code | -k code | -k code] trace -E [-c class [-p class] [-s subclass]] [-a pid | -x pid] [-k code | -k code | -k code | -k code] executable_path [optional args to executable] trace -t [-R rawfile] [-o OutputFilename] [-N] [ExtraCodeFilename1 ExtraCodeFilename2 ...] DESCRIPTION
The trace command allows developers to initialize and configure the kernel trace subsystem. Trace events can be recorded to an in-memory buf- fer, or logged directly to a file. Raw data files can later be decoded to a plaintext format. SEE ALSO
fs_usage(1), sc_usage(1), latency(1), top(1) Mac OS X October 28, 2010 Mac OS X