Questions tagged [perl]
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/
319
questions
5
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2
answers
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Cannot load cgi-library into perl-cgi-script
I'm trying to run a perlscript as a cgi-Script. However including the cgi-library of perl doesn't work:
# perl -e 'use CGI::Carp qw(fatalsToBrowser);'
Can't locate CGI/Carp.pm in @INC (you may need ...
1
vote
0
answers
231
views
Find what version of specific perl packages available per ubuntu release
I'm in need of knowing what module version a certain perl package (e.g. Net::Cmd) is available in different Ubuntu versions. I'm currently on 16.04 and need a later version of Net::Cmd to resolve (...
0
votes
1
answer
258
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How can I save a log of an Ubuntu server terminal on an external PC using SSH?
I am using a script to automatically log in to a server:
#!/usr/bin/perl
use Net::SSH::Perl;
my $host = "hostname";
my $usr = "my userid";
my $pwd = "my password";
my $ssh = Net::SSH::Perl->new($...
20
votes
3
answers
31k
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How do I install asciiquarium?
How do I install and run asciiquarium in Ubuntu? It seems kind of complicated, and I don't know how to compile source code.
1
vote
1
answer
436
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Shell How install local bulk of packages [duplicate]
I have 20 or 30 deb files within a folder in a local directory, lets say /home/Downloads. Given that the amount of files may vary, I need a script(or command or whatever) which installs all these .deb ...
1
vote
1
answer
2k
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Getting error "Perl may be unconfigured" when trying to install dependencies
I'm new to ubuntu, currently using ubuntu 17 and trying to run sudo apt --fix-broken install because i have this red error thing showing up close to my network indicator at the top saying
"An Error ...
1
vote
2
answers
1k
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Open linux terminal and run multiple tasks using perl script
I am running these commands in perl script with purpose
Open a linux terminal
Run script xbrecoverBoard.sh and rest_board.sh in that terminal
gnome-terminal -x sh -c "./xbrecoverBoard.sh && ....
2
votes
2
answers
2k
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How to delete directory content that is older than one day with perl in crontab
As mentioned in title, i'm trying to delete files that are older than one day inside a directory with many many files (without actually deleting the said directory) - the directory is backed up by a ...
2
votes
3
answers
15k
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Unable to install postgresql 9.6 on Ubuntu 15.04
To install postgresql 9.6 on Ubuntu 15.04, I have followed steps from here and here
I am getting this error while installing.
Preparing to unpack .../postgresql-contrib_9.6+180.pgdg16.04+1_all.deb ....
-2
votes
1
answer
2k
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I want to search particular files from directory in perl [closed]
Need file pattern search(in perl), something like $fileName =~ / /. Specif filename examples:
YYYY-MM-DD_AmdocsWebHourlyReport.csv.gz
YYYY-MM-DD_ComverseHourlyReport.csv.gz
YYYY-MM-...
2
votes
2
answers
2k
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Padre for Ubuntu 16.04
Im trying to install Padre (Perl IDE) on Ubuntu using command sudo apt-get install padre
But I get:
Reading package lists... Done
Building dependency tree
Reading state information... Done
...
2
votes
2
answers
240
views
error for not using bash?
I am trying to install a software which has no support so far.
The software is from here
http://proteomics.ethz.ch/cgi-bin/xquest2_cgi/installation.cgi
This is what they mentioned to follow:
[...]...
2
votes
1
answer
12k
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ubuntu 16.04, How to downgrade Perl from version 22 to version 20
I have perl V5.22.1 installed by default in ubuntu 16.04 , I would like to know how to downgrade perl to version 5.20.3 , I have used perlbrew but it doesn't seem to work properly , are there any ...
0
votes
1
answer
1k
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cannot run strict.pm inside su for perl installation
I am trying to setup Postgres for a project. In the instructions it says to run psql:
$ psql
Can't locate strict.pm: /usr/local/lib/x86_64-linux-gnu/perl/5.22.1/strict.pm: Permission denied at /usr/...
0
votes
1
answer
2k
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How do i run a perl script (possible missing dependencies)
I'm trying to use this little script because my cat loves walking on my keyboard.
http://linux.softpedia.com/get/Utilities/Lock-keyboard-for-Baby-23745.shtml
I just installed Ubuntu16.04 and don't ...
0
votes
1
answer
1k
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Can not start postgresql due to perl error
I have installed postgres on my Ubuntu, when I try to run the psql command I am getting following error:
$ psql
Can't locate POSIX.pm: /usr/local/lib/x86_64-linux-gnu/perl/5.22.1/POSIX.pm: ...
1
vote
1
answer
243
views
Perl script to chop input and start a new line after a certain number of instances
I have a perl script to convert a text file to json.
The script looks like this:
perl -MJSON -F, -lane '
print to_json ({
domain => shift @F,
emails => [map {{email =...
1
vote
1
answer
2k
views
How to use system command in a perl script with sudo?
I would like to use this in my perl script:
sudo killall -HUP tor
would this work?:
system echo sudo killall -HUP tor
Also how would I get around having to authenticate when running the script/...
1
vote
1
answer
2k
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i want to remove the line breaks in a text file using perl script
can this be achieved using perl one liners?
0
votes
1
answer
252
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I have installed libdbd-mysql-perl on ubuntu 14 and I get a crazy Version required
Error message:
DBI version v10.0.33.6 required--this is only version v1.636.0 at /usr/share/perl/5.18/Exporter/Heavy.pm line 106.
Given that v1.636.0 is the latest version I REALLY cannot get a ...
0
votes
2
answers
159
views
I have a file. I need to print all the quantities with unique values no duplicates, using perl
In example below, quantity is the field with the '38' tag, e.g. 38=100 on the first line.
Order:167342,9=205|21=1|553=2453|49=11342|56=MBT|10=085|55=/GCQ3|1=30532|114=Y|40=1|35=D|54=|60=20130624-09:...
3
votes
1
answer
1k
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process over records of files based on timestamp in x interval of the time
I have a file with part of that as sample like below, which contains a timestamp field:
20161203001211,00
20161203001200,00
20161203001500,102
20161203003224,00
20161203001500,00
20161203004211,00
...
0
votes
2
answers
246
views
Perl rename command regex working weirdly with groups and hyphen
I am trying to rename a bunch of file with rename perl utility
My replace string expression is s/(\d)(?:-|_)*([A-Z]+)(?:-|_)*(\d+[A-Z]{0,2})(?:-|_)*([A-Z]{2})/$1-$2-$3-$4/. I don't know much of perl ...
0
votes
1
answer
419
views
getting error installing miRDeep2
I am trying to install miRDeep2 on Ubuntu 14.04 using perl install.pl command as is suggested in "read me" file of the software. But I get the warning message below:
Warning: prerequisite Font::TTF 0 ...
2
votes
1
answer
17k
views
Perl Cannot Find Module XML/Simple
I my attempting to run a Perl script on Ubuntu 14.04.02 LTS. The script looks like this:
#!/usr/bin/perl5.18.2
use warnings;
use strict;
use XML::Simple qw(:strict);
use Net::Telnet();
I get the ...
2
votes
1
answer
2k
views
perl: warning: Falling back to the standard locale ("C")
I get the following errors from perl:
perl: warning: Falling back to the standard locale ("C").
Can't exec "locale": No such file or directory at /usr/share/perl5/Debconf/Encoding.pm line 16.
Use of ...
1
vote
0
answers
73
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Ubuntu 14.04/Serverpilot running CGI Scripts
Got an odd Serverpilot query.
My client wants FTP access to a subfolder on the site - loathe to let them have full access so created a user with access to /home/FTPUSER and symlink to this from my /...
0
votes
1
answer
2k
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Why does my Perl script work fine in Windows but not in Ubuntu?
My Perl script works fine in Windows command line;but, I couldn't run it in Ubuntu. I tried with a simple Perl script but it is giving me error message:
can't open perl script "testl.pl" inpute/...
-1
votes
1
answer
790
views
While cloning from git i get: perl: warning: Setting locale failed
My OS is Linux Ubuntu Desktop 16.04. I used this command to clone files from git server:
$ git clone basecamp:some_acount
and getting this warning:
Cloning into 'some_acount'...
perl: warning: ...
5
votes
2
answers
2k
views
How to compare 2 files and extract the particular sequence using ID in first file and print the out put
File 1 (contain only selected IDs):
AAX50250
AAX50251
AAX50252
AAX50253
AAX50254
AAX50257
AAX50258
File 2 (Contains sequences with the IDs). This is a FASTA file where lines beginning with as > ...
2
votes
0
answers
109
views
Perlbrew and libperl-dev
I have Perl running under Perlbrew, meaning my local Perl is 5.24.0. However, I'm getting errors compiling some projects from source because my libperl-dev package is only 5.22.1. Are there any PPAs ...
1
vote
0
answers
93
views
.desktop invoking perl and terminal blinks on and off without running; yet runs fine using EXEC line in terminal
My problem is getting a .desktop file that runs a script with parameter(s) in a terminal to stay open rather than blink on and off, presumably taking with it the error messages I need.
I show some ...
1
vote
0
answers
763
views
segmentation fault when i upgraded to 16.04 from 14.04
I did an upgrade from ubuntu 14.04 to 16.04. After the upgrade, I wrote a very simple perl program and tried to run it. It gave me Segmentation Error (core dumped) as an error. I used commands:
which ...
2
votes
2
answers
3k
views
How to ignore multiple files and directories with grive?
Here is grive's man page section for ignore.
--ignore <perl_regexp>
Ignore files with relative paths matching this Perl Regular
Expression. Value is remembered ...
53
votes
1
answer
1k
views
Building Full Perl Support in Ubuntu SDK
I am running Ubuntu v14.04, and after some effort, I have successfully installed the Ubuntu SDK.
I need to use Perl + QML/Qt to develop a (potentially large) number of fully-functional apps through ...
0
votes
1
answer
282
views
I need to split up one file with many trajectories into individual files
I have a file called Au7.ANI that has the following format:
Everytime a number 37 appears up as a header it means it is a new set of coordinates that follow it. This is repeated in the file 2,000 ...
0
votes
1
answer
1k
views
How to move files in perl recursively
How can i move all files in a directory to the previous directory in Perl using system command ?
I tried the following method and it showed error
system('/bin/mv "test/*" , "./"');
bash: syntax ...
1
vote
1
answer
7k
views
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 ...
1
vote
1
answer
2k
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 ...
1
vote
1
answer
338
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 ...
0
votes
1
answer
58
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 ...
0
votes
1
answer
520
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/...
-1
votes
1
answer
1k
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: ...
3
votes
3
answers
1k
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 ...
4
votes
2
answers
352
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
...
0
votes
1
answer
40
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 ...
0
votes
1
answer
84
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=...
0
votes
1
answer
176
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
1
vote
2
answers
3k
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 ...
0
votes
1
answer
506
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 ...