1. Shell Programming and Scripting

I have a question. Take the following statement awk -F\| '{print $21}' testfile | sed 's/\//\\/g' > newfile This will grab the 21st column of a | delimited text file, replace the forward slashes "/" , with back slashes "\", and redirect the output newfile. Now, how do I get the output... (4 Replies)

2. Shell Programming and Scripting

Hello, I am new to shell scripting. I want to optimize my one of the script. I have one file and i want to remove selected zones for domains from that file.In this file i have almost 3500 zones for domains.Sample data for the file.... named.backup... (0 Replies)

3. Shell Programming and Scripting

How do I grab the first 10 characters of a line and append it to another empty file? (7 Replies)

4. Shell Programming and Scripting

Hi. I'm going to learn scripting and i have the following topics on the list: sed, awk, shell scripting, perl. My question is, whehter i should learn sed and awk? Aren't this tools outdated? Although i see that GNU upgrade it's versions of these tools from time to time. And, the next... (9 Replies)

5. UNIX for Dummies Questions & Answers

Hello, Despite reading the Pattern Matching chapter in the O'Reilly Sed & Awk book several times and looking at numerous examples, I cannot seem to get any kind of conditional script to work in my awk scripts! I am able to do the basic awk and grep script to capture the data but when I do with... (0 Replies)

6. Shell Programming and Scripting

Hi all, can anyone have sed & awk programming doc..so that to learn it easier.. (1 Reply)

7. Shell Programming and Scripting

I have large number of data files, close to 300 files, lets say all files are same kind and have extension .dat , each file have mulitple lines in it. There is a unique line in each file containing string 'SERVER'. Right after this line there is another line which contain a string 'DIGIT=0',... (4 Replies)

8. UNIX for Dummies Questions & Answers

Hi, Can anyone let me know the difference between awk and sed utilities in Unix? Many thanks. (2 Replies)

9. Shell Programming and Scripting

Hello, I have a file. its content are like below. mdn:87439842 imsi:23082038203 Ctime:12082010 01:20:10 mdn:9324783783 imsi:402349823322 Ctime: 12072010 01:20:10 mdn:87439842 imsi:23082038203 Ctime: 23072010 01:20:10 mdn:87439842 imsi:23082038203 Ctime:18072010 01:20:10 mdn:87439842... (3 Replies)

10. Shell Programming and Scripting

string="din&esh\nisgood" File.txt: the name is sed "s#\#${string}#g" File.txt Output am getting: the name is dinesh is good Expected output: the name is din&esh\nisgood The input string is dynamic it will be keep on changing am able to handle & by placing \& in the string.. (5 Replies)