1. UNIX for Dummies Questions & Answers

hey peeps could someone explain what this part of the code means: 'if echo $* | grep -q' $i '|| thanks tHe_nEw_GuY (2 Replies)

2. Shell Programming and Scripting

currentSid=${TWO_TASK:-$ORACLE_SID} echo $currentSid this script returns value of ORACLE_SID but what i am not getting is what is ":-" doing ?? (1 Reply)

3. Solaris

if then ROLLBACK=1 ; elif then echo "Nothing to install!" ; echo "Exiting." ; exit 0; Plz explaing what is the ${1:-0} in if loop?:) (3 Replies)

4. UNIX for Advanced & Expert Users

Hi , Can anyone explains what does the below highlighted statements means: # Set environment variables . ${0%/*}/wrkenv.sh jobName_sh=${0##*/} jobName=${jobName_sh%.*} Thanks, Sri (1 Reply)

5. Shell Programming and Scripting

ccc_con,CCC_CON,0 Above is the input for this code #!/usr/bin/bash my_path=`dirname $0` T_table=$1 S_table=$2 P_table=$3 #Star new code while read ${my_path}/arch_table_list.txt { awk -F "," '{print $1}' ${my_path}/arch_table_list.txt ${S_table} awk -F "," '{print... (1 Reply)

6. Shell Programming and Scripting

#! /bin/sed -nf # Remove C and C++ comments, by Brian Hiles (brian_hiles@rocketmail.com) # Sped up (and bugfixed to some extent) by Paolo Bonzini (bonzini@gnu.org) # Works its way through the line, copying to hold space the text up to the # first special character (/, ", '). The original... (1 Reply)

7. Shell Programming and Scripting

while getopts :g:l:h: KEY $* do case $KEY in g) NAME=$OPTARG ;; l) LAB=$OPTARG ;; h) HD=$OPTARG ;; *) echo "Illegal option: $OPTARG" echo "$usage" exitStatus=1 exitGrace esac done (2 Replies)

8. Shell Programming and Scripting

Hi, Can anyone pls explain me the below SED code in detail. sed -e :a -e '$!N;s/\n//;ta' -e P -e D When this code is executed with a file(has 1lac records), it is taking very long time to process. So I wanted to modify this SED code with equivalant AWK code. Thanks, Sri (1 Reply)

9. Shell Programming and Scripting

Hi, Pls explain me what the below code is doing. specially meaning if -a while calling test function- case $1 in 1) beg_dt=01; end_dt=07 ;; 2) beg_dt=08; end_dt=14 ;; 3) beg_dt=15; end_dt=21 ;; 4) beg_dt=22; end_dt=28 ;; 5) beg_dt=29; end_dt=31 ;; esac test \( `date +%w` -eq $2 -a... (3 Replies)

10. Shell Programming and Scripting

#!/bin/ksh log=ABCl log=EFG log=HIJ i=0 while <------ what is the meaning of ($i - lt 3) do print ${log} (( i=i+1 )) done (1 Reply)