perl

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Uninitialized variable issue in Perl program

#!/usr/bin/perl use warnings; use Scalar::Util qw(looks_like_number); sub term_value(); sub factor_value();[详细]

2023-04-13 03:57 分类：问答
Why does Perl's bignum module give me a strange result to a power calculation?

Context: ActiveState Perl: This is perl 5, version 12, subversion 4 (v5.12.4) built for MSWin32-x86-multi-thread[详细]

2023-04-13 03:11 分类：问答
Why is my program using Perl's getc function not working properly?

I want to calculate the frequency of occurrence of chars in a message using Perl. For instance, if the char \"a\" appears 10 times in a message, then the frequency would be 10. To do this, I am readin[详细]

2023-04-13 02:59 分类：问答
Apache mod_perl processes hang in futex_wait state

I run a fairly popular browser-based web game, running under Apache (worker) and mod_p开发者_如何转开发erl. During peak times, when the server is handling about 4200 requests per minute, once every 3-[详细]

2023-04-13 02:44 分类：问答
Perl recursive file search for unicode filenames

I\'ve tried File::Find::Rule, but it doesn\'t reveal filenames that contain characters like: בר רפאלי[详细]

2023-04-13 02:39 分类：问答
What does send/recv/begin/end mean for AnyEvent's condvar?

I\'m at a loss what it means, though I\'m read several examples on it: #!/usr/bin/perl use strict; use AnyEvent;[详细]

2023-04-13 02:33 分类：问答
Why am I getting "Can't find string terminator "'" anywhere before EOF at -e line 1" when I try to run a Perl one-liner on Windows? [duplicate]

This question开发者_Go百科 already has answers here: Why doesn't this Perl one-liner work on Windows?[详细]

2023-04-13 02:02 分类：问答
what does this error mean - installing perl module with cpan

I tried to install HTML::TreeBuilderX::ASP_NET with cpan on Windows 7. I have strawberry perl setup. Everything went smoothly until the end when I got the following. Is this something I should worry[详细]

2023-04-13 01:51 分类：问答
joining on a subquery with dbix-class?

Given two tables: (incoming greatly reduced/simplified example that exhibits the key problem) app_data represents applications that can be subscribed to[详细]

2023-04-13 01:42 分类：问答
Inline::Java conflicts with Parallel::ForkManager

I am having problem with calling both Parallel::ForkMa开发者_如何学编程nager and Inline::Java at the same time. Specifically, if I call the Inline::Java with the JNI => 1 option (which I have to),[详细]

2023-04-12 23:54 分类：问答