Questions tagged [perl]
Perl is a high-level, general-purpose, interpreted, dynamic programming language. It was originally developed by Larry Wall as a general-purpose Unix scripting language to make report processing easier, over a period with support from open source community, it has evolved and matured to be used for graphics programming, system administration, network programming, finance, bioinformatics, and other engineering applications.
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How can I condense several regex to a one-liner?
I'm having trouble condensing several regex down to an efficient one-liner. I have file names which are named like this: Something (0482) - a123b456 - Something [00xcf bxc v32 Something]. I'd like the ...
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clusterssh: prevent windows being arranged alphabetically
I am using cssh on Debian 10 (package clusterssh 4.13.2-2).
when I connect to multiple servers:
cssh foo bar zz aa
cssh will open 4 terminals and ORDERS THEM ALPHABETICALLY !!!
So that I get the ...
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Detect leaf directories in Perl
For a Perl script I'm working on, I'm looking for a fast and reliable way to find all subdirectories (transitively) of a given directory which are leaves, i.e. those not having any subdirectories of ...
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How can I replace multiple substrings from multiple lines in a file matching a pattern from a different file?
I have a file that contains multiple IP addresses and hostnames, and another file that contains some folders with many IP addresses per line.
ip_hostname.txt
host1 10.1.1.1
host2 10.2.2.2
host3 10.3.3....
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"Total In-/Out- coming connection awareness" - script?
once I had found a bash (or Perl maybe; it's so long ago, that I wasn't knowledgeable about bash enough to tell one set of hieroglyphs from another set so to speak) script that filtered the open files ...
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Filter git log of pom.xml using regex with grep/perl
I'd like to filter the content of a log of a pom.xml file using a regex.
I created it on regexr and it works using PCRE; this is my regex:
commit \K[a-z0-9]*(?=[\s\S]*\+.*<version>1.2.0)
I then ...
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base64 decode as save as multiple files
I have a file(har file saved from web developer" that contains the base64 encoded value of multiple video*.ts files. I am interested to decode the base64 part and save as multiple ts files if the ...
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How do you modify the RPM spec file to require perl libraries on centos 7?
I normally start with a Minimal Centos 7 and run
yum install perl-libs.x86_64
This works perfectly.
I am now trying to create an RPM spec file that uses the "Requires" clause to package ...
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Why does Debian package Scalar::Util in libperl and perl-base?
I was just checking something out on Debian, when I use apt-file to search for Scalar/Util.pm a CORE Perl module I see three results,
$ apt-file search Scalar/Util.pm
libperl5.34: /usr/lib/x86_64-...
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how to validate Perl Modules Installed in Ubuntu
I have a list of Perl Modules which needs to be installed on a new server . List of Perl Modules is like this
perl-Expect
perl-JSON
perl-Net-OpenSSH
perl-Test-Most
perl-DBD-Mock
Earlier we were ...
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Perl @INC Path Help
I got handed over a Perl script which fails to run because the path to the Perl is deleted.
How can I modify the path such that I can point it to /opt/perl/lib/5.28.2
Any help will really be ...
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Find regex occurrances on block device (line length buffer issue)
I'm trying to find all numbers on two block devices that start with a # character, are between 1635700000 and 1653699999, and end either with a null character (\0) or a linux newline (\0xA).
I came up ...
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Remove all characters from string, except specific multibyte range
How would one use sed or another tool to remove all characters except a specific multibyte range?
For instance, the range \xd8\xa0 - \xd9\x8a covers Arabic characters encoded in UTF-8. This was my ...
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Rewriting log parsing script in Perl or Python (get rid of awk)
I need accomplish a task of filtering activity of bots in the log file.
Solution should only show records meeting following criteria
user logged in, user changed password, user logged off within ...
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Conditional replacement using perl
Very simple hypothetical question,
I've reached the limitation of sed and need to change my sed script to perl. So for sed conditional replacement of
sed '/condition/ s/xx/yy/'
How to do it in perl?
...
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