I would like to output a random number within a range for every line using awk and shuf. I think I'm almost there, but I don't know how to pass arguments to shuf within my awk script:
Input
awk:
Desired Output (with second column being a random number between field 2 and 3 of input file):
I'm trying to pass a filename, or all the files in the current directory to the ls command with a script. Unsuccessful so far, here are a few of my attempts:
#!/bin/ksh
read fname
#if (( $# > 0 )); then
$fname | ls -l
#fi
this produces a long listing of all the files in my current... (4 Replies)
Is it possible to pass a string as an argument from the command line?
I know I can pass a word in but can I put a line of text in with spaces and fullstops or do I just put it in brackets or quotes so the compiler can differinate between the first argument and the second. (1 Reply)
Hi,
I have a script which adds the user credentials to an ldap server. Im passing the variables as below..
/path/my_script $uname $pwd $environ ${deposit}
If i enter some special characters like ';' in $pwd, script returns an error which is set to display if the user enters... (5 Replies)
Hi
I have a script to which I pass multiple arguments, for example lets say the script name is "abc". I run the script like
./abc def /file <directory location>
In the above "def" is the first argument and "/file" is the second argument. I expect <directory location> that is passed after... (4 Replies)
I have an awk script below which I call using for example
awk -f ../../A-Scripts/select-model.awk iterations.txt 16x12 10
I want to be able to use it in a different way like this
awk -f ../../A-Scripts/select-model.awk iterations.txt nxz=16x12 iter=10
or
awk -f... (1 Reply)
I need to pass arguments to a shell script.My batch is calling some java program.
#################
x=$1
y=$2
java -classpath program
###################
if first parameter and second parameter is null then
java -classpath program
if first parameter is not null and second parameter is... (3 Replies)
I have noticed this thing using csh when passing arguments
Suppose I call a csh script using
../Scripts/plot-model.csh -vmod="npt02-z30.vmod" -R="0/80/0/30" -c="0/4.5" -aspr="1:10"
Somehow the " get removed when doing
$argv
ending up with
-vmod=npt02-z30.vmod... (0 Replies)
I have an for loop that reads the following file
cat param.cfg
val1:env1:opt1
val2:env2:opt2
val3:env3:opt3
val4:env4:opt4
.
.
The for loop extracts the each line of the file so that at any one point, the value of i is
val1:env1:opt1 etc...
I would like to extract each... (19 Replies)
Hi,
i have a file.txt with data
Bangalore
Chennai
Hyd
filename of the script is: new.sh
result=`cat file.txt | grep $1`
if
then
echo pass
else
echo fail
fi
i am executing the file in the cmd line as "sh new.sh Bangalore"
o/p is pass
if i give "sh new.sh delhi"
o/p is... (6 Replies)
hi All,
i am trying to pass arguments that contain space , value will be stored in variables to be used further in script , i went thru previous posting , still its not clear to how to implement for my case.
passing 3 args
test.sh it is 'fun to work in unix'
inside shell
... (3 Replies)
Discussion started by: gvkk
3 Replies
LEARN ABOUT XFREE86
shuf
SHUF(1) User Commands SHUF(1)NAME
shuf - generate random permutations
SYNOPSIS
shuf [OPTION]... [FILE]
shuf -e [OPTION]... [ARG]...
shuf -i LO-HI [OPTION]...
DESCRIPTION
Write a random permutation of the input lines to standard output.
With no FILE, or when FILE is -, read standard input.
Mandatory arguments to long options are mandatory for short options too.
-e, --echo
treat each ARG as an input line
-i, --input-range=LO-HI
treat each number LO through HI as an input line
-n, --head-count=COUNT
output at most COUNT lines
-o, --output=FILE
write result to FILE instead of standard output
--random-source=FILE
get random bytes from FILE
-r, --repeat
output lines can be repeated
-z, --zero-terminated
line delimiter is NUL, not newline
--help display this help and exit
--version
output version information and exit
AUTHOR
Written by Paul Eggert.
REPORTING BUGS
GNU coreutils online help: <http://www.gnu.org/software/coreutils/>
Report shuf translation bugs to <http://translationproject.org/team/>
COPYRIGHT
Copyright (C) 2017 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
SEE ALSO
Full documentation at: <http://www.gnu.org/software/coreutils/shuf>
or available locally via: info '(coreutils) shuf invocation'
GNU coreutils 8.28 January 2018 SHUF(1)