1. Shell Programming and Scripting

I have a command which returns some numbers as follows: $ls -l ${dbname}.ix* | awk '{print $5 }' 929792 36864 57344 73728 53248 114688 How can I find the sum of those numbers by piping this output into 'awk' or some other editor/command? Thanks a lot -A (3 Replies)

2. Shell Programming and Scripting

I am new to linux and would like to modify the contents of a file preferably using a one line. The situation is as follows <start> some lines "I am the string" "replace string" more lines here <end> In the above example,On encountering "I am the string", the "replace string "should be... (6 Replies)

3. Shell Programming and Scripting

hello everyone i searched the net and i could not find script for this request. i believe sed command will do it but i'm not sure about how. my file contains thousands of records, the following is sample: BEGIN ASX15001 BEGIN ASX15000000500020101230 ASX18001020070002010123... (10 Replies)

4. Shell Programming and Scripting

How would I do this? How could i use <> symbols for numbers in the find/replace code below? perl -pi -e 's/test/tst/' OR is there a better way? 100 5000 2 432 4 2 33 4 5 6 65 300 301 needs to be: 100 300 2 300 4 2 33 4 5 6 65 300 300 also it might not always need spaces... i... (12 Replies)

5. Shell Programming and Scripting

Hi, searched through the forums and not really found what I am looking for. I am a bit of novice when it comes to anything above basic scripting and not even that when it comes to the sed command. I have been reading the tutorials online but still struggling to get what I need :wall: ... (10 Replies)

6. Shell Programming and Scripting

Hey guys. I know pratically 0 about Linux, so could anyone please give me instructions on how to accomplish this ? The distro is RedHat 4.1.2 and i need to find and replace a multiple lines string in several php files across subdirectories. So lets say im at root/dir1/dir2/ , when i execute... (12 Replies)

7. Shell Programming and Scripting

Dear board, (I am trying to post this the 3rd time, seems there's some conflicts with my firefox with this forum, now use IE) ------ yes, I have searched the forum, but seems my ? is too complicated. ------------origianl file --------------- \storage\qweq\ertert\ertert\3452\&234\test.rec... (4 Replies)

8. UNIX for Dummies Questions & Answers

Hello all. I am a beginner UNIX user who is using UNIX to work on a bioinformatics project for my university. I have a bit of a complicated issue in trying to use sed (or awk) to "find and replace" bases (letters) in a genetics data spreadsheet (converted to a text file, can be either... (3 Replies)

9. UNIX for Dummies Questions & Answers

Greetings. I have a three column file, and there are some numbers in the second column that are <1. However I need all numbers to be positive, thus need to replace all those numbers with just one. I feel like there must be a simple way to use awk to find these numbers and sed to replace but can't... (5 Replies)

10. UNIX for Beginners Questions & Answers

i Have a file as following view pz19a0c0/1000T_J_3MoDw9DSLh1ZsCubdua-LKOQmbtiVgkIsiMbSiwF467?sessionId=15451401994597121249 view pz19a0c0/100086X67pR0MwzWnhhSO6sAEoxeFMyhh-IIbUCCdxicaQM4FC9?sessionId=154514019945971212494898 view/cart ... (5 Replies)