1. Shell Programming and Scripting

I have looked through the forums and found many date / time manipulation tools, but cannot seem to find something that fits my needs for the following. I have a log file with date time stamps like this: Jun 21 17:21:52 Jun 21 17:24:56 Jun 21 17:27:59 Jun 21 17:31:03 Jun 21 17:34:07 Jun... (0 Replies)

2. Shell Programming and Scripting

I have two files: file1.txt: FS Total Used Free Used% /u01 10000 8000 2000 80% /u02 10000 8000 2000 80% /u03 10000 8000 2000 80% /u04 10000 8000 2000 80% /u05 10000 8000 2000 80% /u06 10000 8000 2000 80% /u07 10000 8000 2000 80% /u10 10000 5000 5000 50% file2.txt:... (7 Replies)

3. Shell Programming and Scripting

hi all, how do i subract variables in shell ?? am trying to space out the headers and the output generated by the shell so they all line up : currently the output is like this : servers : users server1 : 10 latestServer : 50 so i thought... (3 Replies)

4. Shell Programming and Scripting

i have a small awk script which prints the 5 columns of different o/p i want the 5th column subtracted from 100 and then display the result .. but i do not get the desired result .. I 'm using following script awk ' BEGIN { FS="" RS="us" } { ... (3 Replies)

5. Shell Programming and Scripting

Hi All, I have a file of 100 lines of each having 1000 columns. I need to find the difference of each column against each other. That means, Col1-Col1; Col1-Col2; Col1-Col3;......Col1-Col1000; Col2-Col1; Col2-Col2; Col2-Col3;.... and so on ....up to Col1000-Col1000. Lets say the file is... (6 Replies)

6. Shell Programming and Scripting

I am attempting to grep an exact string from a series of files within a directory and append that output to the filename when it is present in the file. I've been after this all day with no luck. Thanks for your help in advance :wall:. (4 Replies)

7. Shell Programming and Scripting

Legends, Please help me in , how do i subtract the variable values listed like below. the first value of orig should be subtracted from first value of prev and so on. san> echo $orig 346 316 340 239 410 107 291 139 128 230 167 147 159 159 172 116 110 260 177 0 177 169 168 186 165 366 195... (15 Replies)

8. Shell Programming and Scripting

Hi , How can I add/substruct x number of days with date? For example My_Date=`date` Now I need Hope it's clear. (2 Replies)

9. Answers to Frequently Asked Questions

Hi, I want to subtract 2 files and save the remaining text in another file. Lets say, Hello Happy // Hi * Hungry File2 Happy Hi Output Hello (5 Replies)

10. UNIX for Beginners Questions & Answers

Hi All, I have a CSV file which is as below. Basically I need to take the year column in it and find if the year is >= 20152 . If that is then I should subtract all values by 6. In the below example in description I am having number mentioned as YYWW so I need to subtract those by -5. Whereever... (8 Replies)