1. Shell Programming and Scripting

I need to do a substitution: CPF to ,C,P,F, CPM to ,C,P,M, SPF to ,S,P,F etc. I can do each of them with separate substitutions e.g. s/CPF/,C,P,F/ but I'd like to know if there is a more elegant solution. In general, how can I use the results of the search in the substitution, ... (3 Replies)

2. Shell Programming and Scripting

Is there a way to simplify stating 1 through to 10, for example in a for loop construct? for x in 1 2 3 4 5 6 7 8 9 10 do .... done I have tried (1-10) with no luck.. thanks (2 Replies)

3. Shell Programming and Scripting

tcpdump -nr testdump|awk '!/:/;gsub(/^+|+$/,""){print $3};a!~$0;{a=$0};{print $3};!/length/;/./;!/11\:/;!/8 7 6 5 4 3 2 1/;!/UDP/{b=$0} END {for (j=i-1; j>=0; ) print b };{for (i=NF; i>0; i--) printf("%s ",i);printf ("\n")}' *NOTE IN j>=0 the ; ) was given a space since a smiley is showing up...... (1 Reply)

4. UNIX for Advanced & Expert Users

Hi, Is there a way to simplify the below script? Because I am having problems executing this if I added this to CRON. Also, you may notice that its objective is to put all information in one file (rm1.txt). And in addition file "sRMR_6.txt" to sRMR_23.txt" changes its information everyday.... (4 Replies)

5. Shell Programming and Scripting

hi friends, im new to scripting and am tiring out to valid an ip address if user inputs 9 : 003 : 0 : 0 : 100 : 256 ,i need to suppress all leading zeros and single zero ie out put for the same should be 9 : 3 : : : 100 : 256 can any help using awk ,regular expression to split the string... (1 Reply)

6. Shell Programming and Scripting

Hi all, I don't have much experience with shell scripting and I was wondering if there's a shorter way to write this. Basically, given a list of strings separated by new lines, I want to prepend each string with a prefix and separate the strings with commas i.e. stra strb strc becomes... (3 Replies)

7. UNIX for Beginners Questions & Answers

I have a file like this: FileName,Well,Sample Description,Size ,Calibrated Conc. ,Assigned Conc. ,Peak Molarity ,Area,% Integrated Area,Peak Comment,Observations 2017-11-15 - 13.49.50.D1000,EL1,Electronic Ladder,25,5.22,,321,0.803,,,Lower Marker 2017-11-15 - 13.49.50.D1000,EL1,Electronic... (6 Replies)