1. Shell Programming and Scripting

Hi, I am n00b to shell scripting and I am learning Ksh, sed and awk. I have a requirement and need your help. 1) How to read a specific section of a file. I have a file and I want to read the contents between say "Page Number:1" to "End of Page 1" 2) Within the section of the file that was... (2 Replies)

2. UNIX for Dummies Questions & Answers

are there any basic commands that can display lines 99 - 101 of the /etc/passwd file? I'm thinking use of head and tail, but I forget what numbers to use and where to put /etc/passwd in the command. (2 Replies)

3. Shell Programming and Scripting

Hello, I need help in putting duplicate lines within a section into another file. Here is what I'm struggling with: Using this file “data.txt”: ABC1 012345 header ABC2 7890-000 ABC3 012345 Header Table ABC4 ABC5 593.0000 587.4800 ABC5 593.5000 587.6580 <= dup need to remove ABC5... (4 Replies)

4. Shell Programming and Scripting

I am attempting to insert multiple lines of text into a specific place in a text file based on the lines above or below it. For example, Here is a portion of a zone file. IN NS ns1.domain.tld. IN NS ns2.domain.tld. IN ... (2 Replies)

5. Shell Programming and Scripting

I need some help with adding lines to file and substitute a pattern. Ok I have a file: #cat names.txt name: John Doe stationed: 1 name: Michael Sweets stationed: 41 . . . And would like to change it to: name: John Doe employed permanently stationed: 1-office (7 Replies)

6. Shell Programming and Scripting

I have a list of Servers in no particular order as follows: virtualMachines="IIBSBS IIBVICDMS01 IIBVICMA01"And I am generating some output from a pre-existing script that gives me the following (this is a sample output selection). 9/17/2010 8:00:05 PM: Normal backup using VDRBACKUPS... (2 Replies)

7. UNIX for Dummies Questions & Answers

I have a space delimited text file with two columns. I would like to add NA to the first column of the text file. Input: 19625 10.4791768259 19700 10.8146489183 19701 10.9084026759 19702 10.9861346978 19703 10.9304364984 Output: NA19625 10.4791768259 NA19700 10.8146489183... (1 Reply)

8. Shell Programming and Scripting

i have a log file that has the date and time that looks like this: Wed Jun 28 15:46:21 2012 test failed tailed passed passed not error panic what we want to focus on is the first 5 columns because they contain the date and time. the date and time can be anywhere on the line. in this... (6 Replies)

9. Shell Programming and Scripting

Hi, I want to add a text to the end of the specific line in a file. Now my file looks like this: 999 111 222 333 111 444 I want to add the string " 555" to the end of the first line contaning 111. Moreover, I want to insert a newline after this line containg the "000" string. The... (8 Replies)

10. UNIX for Dummies Questions & Answers

This could be a really dummy question. I have a log text file. What unix command to extract line from specific string to another specific string. Is it something similar to?: more +/"string" file_name Thanks (4 Replies)