10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Hello everyone,
I am taking a course on Lynda and they show this code below. I didn't fully understand some parts. Please see the questions within the code.
Thank you for your input and time.
Regards,
function usage {
echo Options are -r -h -b -x --branch --version --help --exclude... (9 Replies)
Discussion started by: mohca2020
9 Replies
2. Shell Programming and Scripting
Hi
I am trying to remove duplicates on keys in a file and so far the below seems to work
sort -t\| -k2,4 input.txt| awk -F'|' '{if (NR==1) print $0} {x=$2 $3 $4} NR>1 {if ($2 $3 $4 != y) {print $0}} {y=x}'
and now I want to pass comma seperated column number list to the script and use... (3 Replies)
Discussion started by: zulfi123786
3 Replies
3. Shell Programming and Scripting
thank you (35 Replies)
Discussion started by: ratnalein88
35 Replies
4. Shell Programming and Scripting
anyone has any info on why this is complaining???
vivek@vivek-c5e55ef2e ~/TAC
$ zoneCounter=1
vivek@vivek-c5e55ef2e ~/TAC
$ optUsage1=23%
vivek@vivek-c5e55ef2e ~/TAC
$ eval eval echo "<th>Zone $zoneCounter </th><th align=\"left\"> \$optUsage$zoneCounter </th>"
-bash: syntax error... (13 Replies)
Discussion started by: vivek d r
13 Replies
5. Shell Programming and Scripting
anyone has any info on why this is complaining???
vivek@vivek-c5e55ef2e ~/TAC
$ zoneCounter=1
vivek@vivek-c5e55ef2e ~/TAC
$ optUsage1=23%
vivek@vivek-c5e55ef2e ~/TAC
$ eval eval echo "<th>Zone $zoneCounter </th><th align=\"left\"> \$optUsage$zoneCounter </th>"
-bash: syntax error... (1 Reply)
Discussion started by: vivek d r
1 Replies
6. Shell Programming and Scripting
Hello All,
Since my variables are nested I use eval to populate the data.
I have an ambiguity here when eval is used along with &
say I have the below variable
url="www.unix.com" , this come from function call as argument.
I want to take this into another variable say... (6 Replies)
Discussion started by: sathyaonnuix
6 Replies
7. Shell Programming and Scripting
Hi all,
some small script with eval turned me to crazy.
my OS is linux
Linux s10-1310 2.6.16.53-0.8.PTF.434477.3.TDC.0-smp #1 SMP Fri Aug 31 06:07:27 PDT 2007 x86_64 x86_64 x86_64 GNU/Linux
below script works well
#!/bin/bash
eval ssh remotehost date
eval ssh remotehost ls
below... (1 Reply)
Discussion started by: summer_cherry
1 Replies
8. Shell Programming and Scripting
hi all,
Am trying to add some code to a ksh script and i dont understand how an eval function is used :
_var=$1
_conceal=$2
eval _val=\$${_var}
can someone shed some light on what the eval function in the above context means/does ??
thanks. (4 Replies)
Discussion started by: cesarNZ
4 Replies
9. Shell Programming and Scripting
I am trying to expand the variable $user in my alias command and tried
several variations of eval but can't seem to get it to work.
The end result should be either:
oracle_user='sudo su - oracle ' or oracle_user='sudo su - oracle1 '
user=$(grep '^oracle:' /etc/passwd | cut... (5 Replies)
Discussion started by: BeefStu
5 Replies
10. Shell Programming and Scripting
Hi All,
I'm running some encrypted data through a script I wrote. In order to do this, I'm using eval to resolve some of my variables. At the moment, when I use eval to resolve, it strips out some of my encrypted values, and totally drops some others. For example if I have the value ab1"3 it drops... (1 Reply)
Discussion started by: Khoomfire
1 Replies