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UNIX for Beginners Questions & Answers
Beginning my programming/scripting path
Post 303041506 by Neo on Tuesday 26th of November 2019 08:31:55 AM
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10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I just did a quick search for 'script' and browsed the Shell Programming and Scripting Q & A category, but didn't spot a thread that might help me.
I'm wanting to get into shell programming and scripting (including automating a lot of manual processes, i.e. renaming files, replacing characters... (4 Replies)
Discussion started by: HLee1981
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2. Shell Programming and Scripting
Hi,
iam having the file as follows:
ABCDEFGH|0987654321234567
ABCDEFGH|0987654321234523
ABCDEFGH|0987654321234556
ABCDEFGH|0987654321234545
POIUYTRE|1234567890890678
POIUYTRE|1209867757352567
POIUYTRE|5463879088797131
POIUYTRE|5468980091344456
pls provide me the split command
... (14 Replies)
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3. Shell Programming and Scripting
I want to compare some files.
say iam having 2 sets of files ,each is having some 10 files.
ie,
file1
1a.txt
1b.txt
1c.txt
...
file2
2a.txt
2b.txt
2c.txt
...
i need to read line by line of this files parralley..
ie.. i want to read file1 first line that is 1a.txt and file2... (2 Replies)
Discussion started by: nivas
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4. Shell Programming and Scripting
Hi,
Iam having file1 as follows:
ERTYUIOU|1234567689089767688
FDHJHKJH|6817738971783893499
JFKDKLLUI|9080986766433498444
FILE2
ERTYUIOU|1234567689089767688 resh@abc_com 767637218328322332 893589893499 asdsddssd ... (21 Replies)
Discussion started by: nivas
21 Replies
5. Infrastructure Monitoring
# set date to your spec: this is month/day/yr/hr/min/sec:
sysdate=`date '+%m/%d/%Y-%H:%M:%S'`
# get the last line before the history file is modified
tail -1 /tmp/hosthistory.txt |while read lastdate mydevices
do
echo $lastdate
echo $mydevices
done
LIST = 'ypcat hosts|| sort... (11 Replies)
Discussion started by: lemseffert
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6. Shell Programming and Scripting
Hi All,
How do I code a password with multiple special characters in it.
Example: password is P#utar&@
None of the belwo options worked
1. passwd="P#utar&@"
2. passwd='P#utar&@'
Any help will be greatly appreciated. (3 Replies)
Discussion started by: afredri
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7. Shell Programming and Scripting
RCS file: /home/rcap/.APCVS/regs/rc/power/analysis/pow_rtl/renes_setup.g,v
Working file: ./power/analysis/pow_rtl/renes_setup.g
head: 1.14
branch:
locks: strict
access list:
symbolic names:
br_2010_101_200: 1.13.0.12
br_2010_101_100: 1.13.0.10
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8. Shell Programming and Scripting
I was trying out some new series to get it print
1
1 2
1 2 3
1 2 3 4
1 2 3 4 5
and the seond one is
1
2 2
3 3 3
4 4 4 4
5 5 5 5 5
but was unable to get the result. (5 Replies)
Discussion started by: harjinder
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9. Shell Programming and Scripting
hi,
i am trying this while loop and i only want that it should only read food as pizza....no other entry should be taken here.
#!/usr/bin/perl -w
$food = " ";
while ( $food ne 'pizza' )
{
print 'enter what you had last night: ';
chomp ($food = <STDIN>);
#print $food ;
}
... (2 Replies)
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10. UNIX for Beginners Questions & Answers
I need to manipulate one Database file on Solaris 11 in which contains more than 5000 lines of data file path like this:
'/data1/oradata/DBNAME/system01.dbf',
'/data7/oradata/DBNAME/undotbs1_01.dbf',
'/data1/oradata/DBNAME/sysaux01.dbf',
'/data28/oradata/DBNAME/userdata01.dbf',
... (6 Replies)
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LEARN ABOUT CENTOS
scsi-rescan
RESCAN-SCSI-BUS.SH(1) User Commands RESCAN-SCSI-BUS.SH(1) NAME
rescan-scsi-bus.sh - script for adding and removing SCSI devices without rebooting SYNOPSIS
rescan-scsi-bus.sh [options] [host [host ...]] OPTIONS
-a, --alltargets scan all targets, not just currently existing [default: disabled] -d enable debug [default: 0] -l activates scanning for LUNs 0--7 [default: 0] -L NUM activates scanning for LUNs 0--NUM [default: 0] -w, --wide scan for target device IDs 0--15 [default: 0--7] -c enables scanning of channels 0 1 [default: 0 / all detected ones] -r, --remove enables removing of devices [default: disabled] -f, --flush flush failed multipath devices [default: disabled] -i, --issue-lip issue a FibreChannel LIP reset [default: disabled] -u, --update look for existing disks that have been remapped -s, --resize look for resized disks and reload associated multipath devices, if applicable --forcerescan rescan existing devices --forceremove remove and readd every device (DANGEROUS) --nooptscan don't stop looking for LUNs is 0 is not found --color use coloured prefixes OLD/NEW/DEL --hosts=LIST scan only host(s) in LIST --channels=LIST scan only channel(s) in LIST --ids=LIST scan only target ID(s) in LIST --luns=LIST scan only lun(s) in LIST --sync, --nosync issue a sync / no sync [default: sync if remove] --attachpq3 tell kernel to attach sg to LUN 0 that reports PQ=3 --reportlun2 tell kernel to try REPORT_LUN even on SCSI2 devices --largelun tell kernel to support LUNs > 7 even on SCSI2 devs --sparselun tell kernel to support sparse LUN numbering Host numbers may thus be specified either directly on cmd line (deprecated) or or with the --hosts=LIST parameter (recommended). LIST: A[-B][,C[-D]]... is a comma separated list of single values and ranges (No spaces allowed.) SEE ALSO
rescan-scsi-bus.sh Homepage: http://www.garloff.de/kurt/linux/#rescan-scsi sg3_utils Homepage: http://sg.danny.cz/sg rescan-scsi-bus.sh 1.57 leden 2014 RESCAN-SCSI-BUS.SH(1)