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UNIX for Dummies Questions & Answers
delete file without opening vi
Post 96966 by miredale on Wednesday 25th of January 2006 05:02:45 AM
01-25-2006
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open test
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Just consider there are around 10 lines in a file. Now is it possible to delete the first 2 lines in the file without opening the file. No matter whatever the content of the file is, I just wanna delete the first 2 lines without opening the file. Is that possible? If so, please help me out.... (3 Replies)
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<LogItems>
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------------------------------------------------------------
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I have file called "text". The contents are as below :
aaa
bbb
ccc
ddd
eee
ffff
ddd
hhhh
iiii
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LEARN ABOUT CENTOS
pagesize
PAGESIZE(1) General Commands Manual PAGESIZE(1) NAME
pagesize - Print supported system page sizes SYNOPSIS
pagesize [options] DESCRIPTION
The pagesize utility prints the page sizes of a page of memory in bytes, as returned by getpagesizes(3). This is useful when creating por- table shell scripts, configuring huge page pools with hugeadm or launching applications to use huge pages with hugectl. If no parameters are specified, pagesize prints the system base page size as returned by getpagesize(). The following parameters affect what other pagesizes are displayed. --huge-only, -H Display all huge pages supported by the system as returned by gethugepagesizes(). --all, -a Display all page sizes supported by the system. SEE ALSO
oprofile(1), getpagesize(2), getpagesizes(3), gethugepagesizes(3), hugectl(7), hugeadm(7), libhugetlbfs(7) AUTHORS
libhugetlbfs was written by various people on the libhugetlbfs-devel mailing list. October 10, 2008 PAGESIZE(1)