1. Shell Programming and Scripting

In perl I want to do remove the top line of my input file then process the next line. I want to do something like head -1 inputfile > temp grep -v temp inputfile > newinputfile cp newinputfile inputfle is this possible in perl? (3 Replies)

2. Shell Programming and Scripting

I have a matrix , how do I compare all the elements of a column , lets say I want to check if the columns contain the alphabets "S","H","A","R","A","T". and not "X"s. Lets say matrix looks something like this .. SSSXSH HHXXHA AAXXAT RRRXRS AAXTAR TTTTTA I can hard code it where... (4 Replies)

3. UNIX for Dummies Questions & Answers

Hello, I have a file that lists a few hundred values. Example: abca abcb abcc abcd I have a 2nd file with a few thousand lines. I need to remove every line from the 2nd file that contains any of the values listed in first file. Example of strings to delete: line1 *abca* end of... (1 Reply)

4. Shell Programming and Scripting

Hi Folks, The subject is my question: Can we pass an array of strings from a Perl Program to a Shell Script? Please provide some sample code. Thanks ---------- Post updated at 11:52 PM ---------- Previous update was at 11:43 PM ---------- I got it. Its here:... (0 Replies)

5. Shell Programming and Scripting

Dear all, I have a variable called $abc, which the value is something like below, *** *********** : ***** where * can be anything. I need to remove all but the final characters until last whitespace. example grd groupstudy : tutor6/7 becomes tutor6/7 something like if... (2 Replies)

6. Shell Programming and Scripting

HI all, These are examples of the original value from a variable $abc can be FastEthernet1/0 GigabitEthernet3/1 Serial1/0 If $abc is FastEthernet*/* (where * can be any number), replace $abc value to fa*/* (same number as the original value). GigabitEthernet becomes ga*/* and Serial... (2 Replies)

7. Shell Programming and Scripting

Hello, I have a huge file of over 2,00,00,00 strings in UTF8 format. I have managed to write a script in Perl which sorts them neatly as per their Unicode ranges. However I am now stuck with a script which will pipe out all strings between 3 and 20 letters/characters. I am not very good at... (2 Replies)

8. Shell Programming and Scripting

Hi folks, I have a log file in the below format and trying to get the output of the unique ones based on mnemonic IN PERL. Could any one please let me know with the code and the logic ? Severity Mnemonic Log Message 7 CLI_SCHEDULER Logfile for scheduled CLI... (3 Replies)

9. Programming

Perl script to merge cells ---------- Post updated at 12:59 AM ---------- Previous update was at 12:54 AM ---------- I am using below code to read files from a dir and print to excel. open(my $in, '<', $file) or die "Could not open file: $!"; my $rowCount = 0; my $colCount = 0;... (11 Replies)

10. Shell Programming and Scripting

Hi team, I'm a newbie of Perl Script and looking to create a simple perl script that will run in the Linux system: 1) to find process, such as ps -ef | grep process name 2) to exclude strings from the output if it found, for instance if i see abc from usr process, then will exclude it from... (1 Reply)