Perl is a high-level programming language that comes installed by default in Ubuntu. It is well known for it's use for text manipulation, CGI scripts and it's huge community. You can find any modul and many tutorials on http://www.cpan.org/

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How to run a perl script with arguments

I'm pretty new with Ubuntu and Linux and I need some help in order ton run a perl script. It may sound silly, but I need to run a perl (.pl) file, using a specific argument. The key is that when I run ...
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How to fix this Problem ./checksetup.pl

Perl API version v5.14.0 of List::Util does not match v5.18.0 at /usr/share/perl/5.18/XSLoader.pm line 92. Compilation failed in require at lib/x86_64-linux-gnu-thread-multi/Scalar/Util.pm line 23. ...
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1answer
40 views

How to read multiple files in a directory by matching a pattern?

I have a directory containing 'x' no. of files. Some files contain a "Pass" string and some others with "Fail". I want to read both files and store the pass and fail files separately into two ...
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32 views

Cron script runs but dpkg command fails

I have a cron script that updates a package with dpkg. This is an oversimplified version of a much larger script. But this is the part that is not working. I copy the update cron script to /etc/...
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44 views

Perl script error : 'script executable not found'

I am trying to execute a perl script from Ubuntu (14.04 LTS). The script is transOutput.pl which calls an executable pdb_trans. However, when I run the script, I get the following error that pdb_trans ...
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44 views

printing distances of desired character based on occurance

This is an extension of my previous question (Printing pattern of "C" character). I would like to print "C" character from "text" column given in file.csv. The file.csv has two coloumns as ...
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23 views

How to run EasyModeller (GUI for Modeller) on Ubuntu 14 x64?

I have successfully installed Modeller. I want to try to use the front end GUI software EasyModeller. However, when I try to run it I receive the error message as follows: user@pc:~/Downloads/...
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106 views

Perl: warning: Setting locale failed [duplicate]

I have problems when installing the tool and performing upgrades in Ubuntu 14.04 LTS. Please assist me Fetched 6738 kB in 1min 19s (85.1 kB/s) perl: ...
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19 views

How to make psad to work after upgrade to ubuntu server 14.04

I get this error: Perl API version v5.14.0 of Date::Calc does not match v5.18.0 at /usr/lib/perl/5.18/DynaLoader.pm line 207. Compilation failed in require at /usr/sbin/psad line 3220.
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42 views

PHP Errors in mail

I've been getting these error messages sent to me a lot lately, pretty sure it's causing me a problem. From root@kallarserver Fri Apr 15 13:39:01 2016 Return-path: <root@kallarserver> Envelope-...
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3answers
713 views

Error while installing Apache on 12.04 LTS

On Ubuntu 12.04 LTS server I need Apache 2.4.5 or greater. I do this: add-apt-repository ppa:ondrej/php5 apt-get update apt-get install apache2 But when I run the last command I get: Setting up ...
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15 views

Koha in UBUNTU 12.04

At the time of accessing KOHA (LMS) embeded in ubuntu12.04 this message hasbeen shown "Can't locate Date/Calc.pm in @INC (@INC contains: /usr/share/koha/lib /etc/perl /usr/local/lib/perl/5.14.2 /usr/...
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2answers
126 views

adding zero to specific location of file names

I have a directory consists of several files. Files name are as follows; 0102920.05o 0203920.05o 0304920.05o .... I need to add "0" for all files after the first 4 numbers like; 01020920.05o ...
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1answer
29 views

reformat file in bash

A file I would like to parse looks like #header #header2 #header 3 # header 1 565286 SNP1-555149 C T . PASS AC=4270AF=1.00;AN=4270;set=broad GT 1/1 /1 ...
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1answer
28 views

extract line from file

a file I need to extract info from looks like 2 41620 . T G 100 PASS AC=3;AF=0.000599042;AN=5008;NS=2504;DP=18872;EAS_AF=0;AMR_AF=0;AFR_AF=0;EUR_AF=0;SAS_AF=0.0031;AA=...
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1answer
54 views

Can't locate installed software in Ubuntu 14.04

I successfully installed Padre (Perl editor) from software center. But can't locate the installed app. Tried searching but couldn't find. Please help. Screen shot is attached Screen shot
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2answers
153 views

Running a Perl script as cronjob is not working while manual starting does the job

I have 3 cronjob entries (crontab -l) the first entry is a Perl script what creates a LVM backup of a virtual machine and the other two are just sh files performing mysqldump. Well however, I edited ...
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1answer
39 views

How can I scan all connected USB drives for a file?

I have an install of Ubuntu and I would like to run a script (bash, perl, python, whatever) that will scan all connected USB drives and report if it finds a text file. Could anyone guide me on how to ...
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3answers
35 views

Convert Number of Decimals Through a Text File

This question's solution may revolve around perl, sed or awk and unfortunately I am not familiar with any of those. My purpose is to convert a computer-generated text file to give it more human-...
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1answer
78 views

Unable to install qt5.5 from git in Kubuntu 14.04.3?

I tried to install qt5.5 from git and after doing the following git clone git://code.qt.io/qt/qt5.git -branch5.5 cd qt5 ./init-repostiory ./configure I am getting the following error: You ...
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1answer
132 views

404 not found on ubuntu 15.10

I have installed Apache2 and perl on ubuntu 15.10. When i try to run a perl program on the server it says. Not Found The requested URL /cgi-bin/test.pl was not found on this server. But i'm able to ...
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2answers
45 views

data file re-organisation

I have a .data and I need to re-organise it so that 3 consecutive lines are joined together in a single line. Just to be clear, I have the following ... D611102 = 'SVM_PRS_Hydr_L01', T = 0.0, C = 3....
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124 views

Ubuntu 15.10 Installing SDL2

I have ubuntu 15.10 running as a virtual machine I would like to install and use SDL2, I followed this process What is the general procedure to install development libraries in Ubuntu? as well as the ...
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39 views

why my desktop entry file not working for a perl program?

[Desktop Entry] Name=hotel Version=1.0 Encoding=UTF-8 X-GNOME-FullName=hotel Type=Application Categories=Application;Utility; Path=/home/yathayed/yedukondalu/programs/perl/advanced/tk Exec=perl /home/...
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474 views

Package unmet dependecies Perl-base Ubuntu 14.04 64 bit

i'm trying to sudo apt-get upgrade , but there is error. it happened when i try to install too. running sudo apt-get -f install here is the error return : dionajie@dionajie-Notebook:~$ sudo ...
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22 views

Perl file doesn't work in the Terminal [duplicate]

I have a perl.pl and want to perform it. Why doesn't work?
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1answer
83 views

Perl check internet connection for 30 seconds if stable, not stable and no internet connection

I want script in perl that can check if my internet is stable, not stable or no internet connection. I use Net::Ping script but reply is "You are connected to the internet.", not checking internet ...
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2answers
49 views

please explain while loop in the PERL code?

This is some code to find word,chars,lines in a file. Can anyone please explain the while loop? open(FILE, "<data.txt") or die "Could not open file: $!"; my ($lines, $words, $chars) = (0,0,0); ...
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4answers
2k views

Accessing MYSQL through terminal

I just installed LAMP in my computer through commandline.Now how can I access MYSQL prompt from commandline?I need to use MYSQL to create tables,views and then access them from my Perl script.
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1answer
84 views

Sequential renaming of files

I found an answer for zero-padding numerical filenames which works fine for renaming filenames as follows : 1.jpg > 00001.jpg 2.jpg > 00002.jpg . . . 9.jpg > 00009.jpg That uses the ...
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1answer
214 views

batch rename zip files based on contained file names

I've got a directory with 15000 zip files. I'd like to rename all files which, when unzipped, contain a file of the form YYYYMMDD_IPC.csv where YYYYMMDD happens to be a date but for the purposes of ...
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1answer
23 views

Problem with rename and mask the point

Lets assume that I want to rename a file: "topography_9x9._001.png" to "topography_9x9_001.png" I would use rename -n s/9\./9/g topography_9x9._001.png renamed as topography_99_001.png Why ...
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1answer
30 views

problem Gunzip a file in perl [closed]

I have below file: 9001_20150918165942_00085.xml.gz I want to gunzip it "9001_20150918165942_00085.xml", how can I do it in perl. Regards, Bhushan
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2answers
277 views

Ubuntu 14.04 LTS - what version of padre should I use? [closed]

I am a new, not experienced user and just installed Ubuntu 14.04 LTS. What version of padre should I use ? Any recommended sources ?
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522 views

installing getopts.pl into the perl installation

I need to install getopts.pl into my Perl installation. The software I use request that getopts.pl should be part of the Perl installation or my path need to be appropriately pointing to the paths of ...
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1answer
305 views

perl net::pcap installation on Ubuntu

I am trying to run a perl script that uses Net::pcap but it doesn't work for me, I installed libpcap-dev, libnet-pcap-perl and libpcap. After that I downloaded Net:pcap from CPAN, and now I don't know ...
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1answer
179 views

How to edit INC with latest library in perl

How can I avoid the error below when running a Perl script? Can't locate YAML/XS.pm in @INC (@INC contains: ../../../YAML-LibYAML-0.35/blib/lib/YAML/XS.pm /app/utp/utp/apps_oper/perl5lib ../../../...
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1answer
172 views

How to install the PHP/Serialization module in Perl?

When running nfsen, my logs display: nfsen[24213]: ERROR: Can't locate PHP/Serialization.pm in @INC (you may need to install the PHP::Serialization module) (@INC contains: /usr/local/nfsen/plugins /...
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1answer
175 views

Running Multiple perl script simultaneously

I have three identical perl script; say test1.pl, test2.pl, test3.pl Each perl script have a set of commands. For example; command to run test1.pl perl test1.pl arg1 arg2 &; test1.pl #!...
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2answers
92 views

Search for number sequence

say you have a file1.csv containing 5 million lines, each line has 8 random numbers separated by comma. And you have this sequence 7,152,13,11,42,5,7 How to output the lines in file1.csv containing 3 ...
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1answer
47 views

Is there a way to force Perl to always use the latest version?

This is in relation to this question: Why doesn't Perl use latest version by default? I'm aware that I can force it with use v5.14 from within a script, and that's what I'm currently doing, but I'...
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1answer
31 views

read numbers with e in awk

Hello a file I am working with looks: header // SeqT: {"POS-s":174.683, "time":0.0130084} SeqT: {"POS-s":431.49, "time":0.0221447} [2.04545e+2]:0.00843832,469:0.0109533):0.00657864,((((872:0....
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3answers
206 views

How can I divide an output with 2 delimiters?

By dividing with the "·" and " " characters, I would like to turn this: Hel·lo my name is E·ric To this: Hel·lo my name is E·ric Hel·lo my name is E· Hel·lo my name is Hel·lo my name Hel·lo my Hel·...
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66 views

How to check if a switch is configured in 'ssh' or in 'telnet' using perl script provided the switch IP is available…?

In a perl script, when a switch IP is available, it is required to know if the switch is configured for 'ssh' or 'telnet' for continuing execution. How can this be done..? Please help it...
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4k views

Trying to execute a run.pl file

I am trying to run a run.pl file form the OpenDroneMap directory using the command ../OpenDroneMap/run.pl from within the Photos directory however I keep getting a Bash error. Would there be any ...
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1answer
99 views

split files with specific pattern

A file I work with is like NAMES n0 n1 n2 n3 n4 n5 n6 n7 REGION chr 1 100000 404 AAAAAAGA 992 TTTTTTTA 1146 CCCCGGCC 1727 CCCCCACC 1778 GCCCCCCC My desired output is (please ...
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464 views

Locale warning from Perl stops Postgres configuring

So I want to set up Postgres on a Microsoft Azure-server running Ubuntu 14.04. I need to make a cluster: user@mysystem:~$ pg_createcluster perl: warning: Setting locale failed. perl: warning: Please ...
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3answers
253 views

apt-file regex: escaping a dot

I want to find all packages which provide a shared object containing "ssl" in the file name. The apt-file manpage says: --regexp | -x Treat pattern as a (perl) regular expression. ...
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4answers
294 views

Bash create custom string

how could in bash a pattern like ROW1 n1 n2 n3 n4 up to 300 be done with some command in bash or also just perl...the delimiter would need to be \t as above
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1answer
78 views

diffrence between two files of different row numbers

Yesterday I asked this question, and got awesome answers, it's really a joy to ask questions on this site. Today I got a slightly different question say I have csv1 1,2,3,4 5,6,7,8 -- 9,10,11,12 13,...