1. Shell Programming and Scripting

input a 100 200 300 b 400 10 output a 100 a 200 a 300 b 400 b 10 Thanx (6 Replies)

2. UNIX for Dummies Questions & Answers

I need a one liner to" find /pattern/ print from x lines before "pattern" to y lines after "pattern" (3 Replies)

3. Shell Programming and Scripting

Hi guys, I'm trying to create a one line command that does the following. I will post my command first so you can get the idea better: ls -larht | awk '{print $4}' | uniq | xargs grep * __________ ls -larht | awk '{print $4}' | uniq This will post the name of the groups of each file... (2 Replies)

4. UNIX for Dummies Questions & Answers

example input file: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 (3 Replies)

5. Shell Programming and Scripting

Hello, I have two files... File #1 1 3 2 5 File #2 3 5 3 1 3 7 9 1 5 2 5 8 3 3 1 I need to extract all lines from File #2 where the first two columns match each line of File #1. So in the example, the output would be: 1 3 7 2 5 8 Is there a quick one-liner that would... (4 Replies)

6. Shell Programming and Scripting

Thanks for giving your time and effort to answer questions and helping newbies like me understand awk. I have a huge file, millions of lines, so perl takes quite a bit of time, I'd like to convert these perl one liners to awk. Basically I'd like all lines with ISA sandwiched between... (9 Replies)

7. UNIX for Dummies Questions & Answers

hi, I have a directory "test" under which there are 3 files a.txt,b.txt and c.txt. I need to rename those files to a.pl,b.pl and c.pl respectively. is it possible to achieve this in a sed or awk one liner? i have searched but many of them are scripts. I need to do this in a one liner. I... (2 Replies)

8. Shell Programming and Scripting

Hello experts, I'm stuck with this script for three days now. Here's what i need. I need to split a large delimited (,) file into 2 files based on the value present in the last field. Samp: Something.csv bca,adc,asdf,123,12C bca,adc,asdf,123,13C def,adc,asdf,123,12A I need this split... (6 Replies)

9. Shell Programming and Scripting

ignore the simplicity of the foo file, my actual file is much more hardcore but this should give you the jist of it. need to combine the two awks into one liner. essentially, need to return the value of one particular field in a file that has multiple comma separated fields. thanks guys cat foo... (1 Reply)

10. Shell Programming and Scripting

The below code is a simple modified sample from a file with millions of lines containing hundreds of extra columns xxx="yyy" ... <app addr="1.2.3.4" rem="1000" type="aaa" srv="server1" usr="user1"/> <app usr="user2" srv="server2" rem="1001" type="aab" addr="1.2.3.5"/>What's the most efficient awk... (2 Replies)