01-27-2012
system ("> flag.txt") => Invokes a shell and executes the command which is within quotes. And you do know what "> flag.txt" does, right?
10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hello every one! I need a little help. I would like to know if there is someway I can use a "greater than" condition in a shell script.
#!/usr/bin/sh
_curTime=`date +%H%M`
if &&
then
echo "$_curTime"
fi
I know that "<" and ">" is to input and output to a file I just wanted... (2 Replies)
Discussion started by: Lem2003
2 Replies
2. Shell Programming and Scripting
Hi ,
I want to do the following:
i=6
case $i in
-lt 10)
echo Period=10
;;
-gt 10 && -lt 15)
echo Period-15
;;
>15 && <20)
echo Period=20
;;
>20 && <30)
... (2 Replies)
Discussion started by: sars
2 Replies
3. Shell Programming and Scripting
Sorry for such a basic question, but I have spent hours trying to work this out! I need an awk command (or similar) that will look at a text file and output to the screen if the 4th column of each line has a value greater than or equal to x.
data.txt
This is the 1 line
This is the 2 line
This... (6 Replies)
Discussion started by: dlam
6 Replies
4. UNIX for Dummies Questions & Answers
I have a file which has a list of titles and then 14 lines afterwards. I need to find the 1 through 14 lines which are greater than 15k and print the title and the line which matched.
Sample before:
ABC.CDE.NORTH.NET
1:18427
2:302
3:15559
4:105
5:5
6:2
7:2
8:2
9:4
10:2
11:17
12:2... (3 Replies)
Discussion started by: numele
3 Replies
5. Shell Programming and Scripting
BASH problem with IS GREATER THAN OR EQUAL TO.
I have tried a dozen variations for this IF statement to work with IS GREATER THAN OR EQUAL TO. My code below WORKS.
array=( $( /usr/bin/sar -q 1 30 |grep Average |awk '{print $2,$3}' ) )
nthreads="${array}"
avproc="${array}"
if && ; then ... (6 Replies)
Discussion started by: diex
6 Replies
6. Shell Programming and Scripting
Hi
I want to find greater than and min value.
dategrep()
{
varlinenum=$1
varSESSTRANS_CL="$(egrep -n "<\/SESSTRANSFORMATIONINST>" tmpsess9580.txt | cut -d":" -f1)"
echo $varSESSTRANS_CL
}
dategrep 8
Output of the above command is:
I want to find out greater than 8 and... (9 Replies)
Discussion started by: tmalik79
9 Replies
7. Shell Programming and Scripting
I have a file with multiple fields, example below
File 1:
Field 1|Field 2|Field 3|Field 4|Field 5|Field 6|Field 7|100
Field 1|Field 2|Field 3|Field 4|Field 5|Field 6|Field 7|101
Field 1|Field 2|Field 3|Field 4|Field 5|Field 6|Field 7|102
Field 1|Field 2|Field 3|Field 4|Field 5|Field... (4 Replies)
Discussion started by: castrojc
4 Replies
8. Shell Programming and Scripting
data.txt
August 09 17:16 2013
August 09 17:17 2013
August 09 17:19 2013
August 09 17:20 2013
August 09 17:21 2013
August 09 17:22 2013
August 09 17:23 2013
August 09 17:24 2013
to print from a point in this file, to the end of the file, i type:
awk '/August 09 17:22/,0' data.txt.
... (1 Reply)
Discussion started by: SkySmart
1 Replies
9. Shell Programming and Scripting
I have large config-files for an application. The lines have different structure, but some of them contains the parameter 'TIMEOUT=x', where x is an numeric value. I want to change the value for that specific paramater if the value is greater than a specific value (got that?). The timeout-parameter... (3 Replies)
Discussion started by: useless
3 Replies
10. UNIX for Dummies Questions & Answers
please let me know how to construct if then else by comparing two numbers if it is greater than 10000. I need to do some specific task executed.
can you help me out in shell scripting plz. (6 Replies)
Discussion started by: ramkumar15
6 Replies
LEARN ABOUT DEBIAN
pescetti
PESCETTI(1) General Commands Manual PESCETTI(1)
NAME
pescetti -- Pseudo-Duplimate Generator
SYNOPSIS
pescetti
DESCRIPTION
This manual page documents briefly the pescetti command.
OPTIONS
Here are a list of the available options and what they do. You must specify exactly one from --demo, --generate or --load.
--help Prints the help text
--demo Demonstration mode. Generates one hand with permutations and the tutorial for how to use them.
--generate=N
Generate N random boards
--load=boards.txt
Load boards+analysis from boards.txt
--load-dds=boards.dds
Load boards from boards.dds in dds format
--load-analysis=tricks.txt
Load analysis from tricks.txt
--permutations=permutations.txt
Generate the permutations and save them to the given file
--curtains=curtains.txt
Save curtain cards to file curtains.txt
--save=boards.txt
Save the boards+analysis to boards.txt
--save-dds=boards.dds
Save the boards to boards.dds in dds format
--save-analysis=tricks.txt
Save the analysis to tricks.txt
--format=html|txt|pdf
Set the output mode to the given format
--title=title
Set the title for the output
--output=hands.txt
Print the hands to hands.txt, rather than to standard output
--stats Generate statistics about the set of boards; included in the hands output
--analyze Run the dds analyzer on the boards and print the resulting numberof tricks (warning SLOW)
--criteria=
A list of criteria to apply to each generated hand to generate specific hand types. The list should be space separated and each
item may be suffixed with a colon and a (fractional) probability value which can be used to weight the criteria.
E.g. --criteria="weaknt:0.8 strongnt:0.5"
Valid criteria are: unbalanced weaknt strongnt twont strongtwo weaktwo three twoclubs 4441 singlesuit twosuits partscore game
slam game-invite slam-invite jumpshift jumpfit splinter bacon weird
--probability=factor
Generate hands matching the criteria with only the given probability. Factor is in the range 0 to 1. On each attempt to generate
a board it is rejected if it doesn't match the criteria with the given probability. A factor of about 0.8 gives roughly half
matching boards
AUTHOR
This manual page was written by Matthew Johnson <debian@matthew.ath.cx>. Permission is granted to copy, distribute and/or modify this docu-
ment under the terms of the GNU General Public License, Version 2 as published by the Free Software Foundation.
On Debian systems, the complete text of the GNU General Public License can be found in /usr/share/common-licenses/GPL.
PESCETTI(1)