perl

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Compare two regex with an If-Statement fails

I want to compare two regex in perl but it fails: Use of uninitialized value in numeric eq <==> at [... datafile & row]. Argument [different regex!] isn\'t numeric in numeric eq <==> [...][详细]

2023-04-12 23:23 分类：问答
How can I replace a particular character with its upper-case counterpart?

Consider the following string String = \"this is for test. i\'m new to perl! Please help. can u help? i hope so.\"[详细]

2023-04-12 23:05 分类：问答
mkpath equivalent for chown [Perl]

How can I execute chown for all the directories on a given path (similar to mkpath in perl). i.e. if I give 开发者_运维问答/home/parth/something/else andas input, all of the directories on this path[详细]

2023-04-12 22:30 分类：问答
WebApp configuration in mod_perl 2 environment

I have a web app I\'m writing in mod_perl 2.(It\'s a custom handler module, not registry or perlrun scripts.)There are several configuration options I\'d like to have set at server initialization, pre[详细]

2023-04-12 21:40 分类：问答
Perl script for file upload

I am trying to write a script in Perl that will allow the user to upload a file. At the moment, it says that it is working, but it does not actually upload the file![详细]

2023-04-12 21:23 分类：问答
Perl: Format US phone number based on input

This didn\'t answer my question. Possible开发者_JS百科 inputs (may have whitespace): full number: (XXX) XXX-XXXX[详细]

2023-04-12 21:22 分类：问答
How to resolve 'constant flags' for Windows and Linux clients in Perl?

I am using following Linux and Windows perl libraries as given below - Linux: use Fcntl; use File::FcntlLock[详细]

2023-04-12 20:35 分类：问答
How do I find and delete duplicate Perl modules from the library?

I\'ve been using Module::Build to manage my module installation and I\'ve found that I have duplicate versions of a given module in different parts of the library:[详细]

2023-04-12 19:47 分类：问答
Web crawler: Using Perl's MozRepl module to deal with Javascript

I am trying to save a couple of web pages by using a web crawler. Usually I prefer doing it with perl\'s WWW::Mechanize modul. However, as far as I can tell, the site I am trying to crawl has many jav[详细]

2023-04-12 19:18 分类：问答
numbers of keys in a hash

I am trying to find out the number of keys and number of values in a hash and print those numbers. I\'ve written my code like this but it has not given the number of keys. What is the error in my code[详细]

2023-04-12 19:15 分类：问答