1. Shell Programming and Scripting

Hello Experts, I am newbie to perl, just curious to know how to do the following in perl. suppose I ve a txt file like below. when it founds "*Main Start" Then go to "*Main End,,,,,,,," patteren and just collect the number from the previous line of "*Main End,,,,,,," pattern . In my... (17 Replies)

2. Shell Programming and Scripting

I am trying to match a pattern exactly in a shell script. I have tried two methods awk '/\<mpath${CURR_MP}\>/{print $1 $2}' multipath perl -ne '/\bmpath${CURR_MP}\b/ and print' /var/tmp/multipath Both these methods require that I use the escape character. I am guessing that is why... (8 Replies)

3. Linux

Hi all, I have a question.. Here is my requirement..I have 500 files in a path say /a/b/c I have some numbers in a file which are comma seperated...and I wanted to check if the numbers are present in the FileName in the path /a/b/c..if the number is there in the file that is fine..but if... (1 Reply)

4. UNIX for Dummies Questions & Answers

Hello, can someone help me how to find a word and 2 lines after it and then send the output to another file. For example, here is myfile1.txt. I want to search for "Error" and 2 lines below it and send it to myfile2.txt I tried with grep -A but it's not supported on my system. I tried with awk,... (4 Replies)

5. UNIX for Dummies Questions & Answers

I have a file with following data A B C D E F G H I K L M N and search pattern is G Expected output (3 Replies)

6. UNIX for Dummies Questions & Answers

I'm trying to write a simple shell script that looks at a given text file and if the only word in the file is 'completed', it launches another shell script. So far I have this almost working... if grep 'completed' $datafile then... however, using this logic the secondary shell script... (3 Replies)

7. Shell Programming and Scripting

Hi, I want to extract the next 7 characters after I encounter the first ( in the code eg abc123=(xvn1342) xyz678123=(ret8901) I want to extract xvn1342,ret8901. Please advise how to achieve this with awk, if possible? (9 Replies)

8. Shell Programming and Scripting

I need to help to work this Print everything between 2 patterns if grep is not found the search word example Detroit orange cat bat rat apple sed -n "/Detroit,/apple/p" d |grep chicago output would be Detroit orange cat bat rat (1 Reply)

9. Programming

I ask of you but yet another simplistic question that I hope can be answered. Its better explained showing my code. Here is my list(tmp_pkglist), which contains a list of all Debian (Jessie) packages: snippet 'zssh (1.5c.debian.1-3.2+b1 , 1.5c.debian.1-3.2 )', 'zsync (0.6.2-1)', 'ztex-bmp... (2 Replies)

10. Programming

Well guys and gals I have discovered after all these years that Python does complex numbers without the 'complex()' function or 'cmath' import. It is well known that Euler's Identity E**(i*pi)+1=0 so I decided to experiment Last login: Fri Dec 13 18:27:30 on ttys000 AMIGA:amiga~> python3.8... (0 Replies)