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Questions tagged perl

535 questions · page 7 of 11

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13
votes
7
answers

What is Perl's secret of getting small code do so much?

perl obfuscation
asked 2010-04-11T12:31:38.897
37
votes
6
answers

binary sed replacement

perl binary sed hex replace
asked 2010-04-09T03:38:23.803
126
votes
8
answers

How can I check if a file exists in Perl?

perl
asked 2010-04-08T15:09:09.553
24
votes
5
answers

How do I use Perl's localtime with print to get the timestamp?

perl built-in
asked 2010-04-07T11:31:36.833
27
votes
3
answers

In a digital photo, how can I detect if a mountain is obscured by clouds?

perl image-processing imagemagick object-detection
asked 2010-03-27T06:13:39.697
221
votes
3
answers

How is Perl's @INC constructed?

perl perl-module
asked 2010-03-26T21:14:48.710
12
votes
3
answers

How can I pause the console window in .pl and .bat file?

perl batch-file
asked 2010-03-25T07:18:25.867
9
votes
6
answers

How can I "store" an operator inside a variable in Perl?

perl
asked 2010-03-21T09:44:05.883
19
votes
5
answers

How can I read piped input in Perl on Windows?

windows perl pipe stdin
asked 2010-03-19T19:30:08.790
13
votes
6
answers

How can I split a Perl string only on the last occurrence of the separator?

perl split
asked 2010-03-18T10:27:36.920
13
votes
6
answers

In Perl, how can I get the Cartesian product of multiple sets?

perl cartesian-product cross-product list-manipulation
asked 2010-03-16T18:34:58.160
26
votes
3
answers

Why does Perl complain "Use of implicit split to @_ is deprecated"?

perl
asked 2010-03-12T21:54:33.043
14
votes
5
answers

How can I print text immediately without waiting for a newline in Perl?

perl printing newline
asked 2010-03-12T16:59:02.617
9
votes
4
answers

What's the proper way of obtaining an account on CPAN?

perl cpan
asked 2010-03-10T21:39:47.187
16
votes
5
answers

What's the purpose of perl's #line directives?

perl debugging
asked 2010-03-10T16:16:11.130
14
votes
5
answers

In Perl, how do I get the directory or path of the current executing code?

perl
asked 2010-03-08T17:42:00.270
83
votes
10
answers

Perl: if ( element in list )

perl arrays
asked 2010-03-04T23:32:00.093
10
votes
2
answers

How can I store the state of the pseudo-random generator in Perl?

perl srand random-seed
asked 2010-03-02T00:18:25.797
20
votes
3
answers

How can I resolve this case of "Useless use of a variable in a void context"?

string perl scope warnings void
asked 2010-02-26T14:10:51.213
18
votes
3
answers

Can you salvage my negative lookbehind example for commifying numbers?

regex perl lookbehind
asked 2010-02-24T23:22:15.747
12
votes
4
answers

Are there any use cases where string eval is necessary in Perl?

perl eval
asked 2010-02-23T13:36:54.520
17
votes
5
answers

How can I take screenshots of webpages with Perl?

perl
asked 2010-02-22T17:45:23.407
17
votes
2
answers

How can I set file permissions from Perl?

perl
asked 2010-02-22T12:39:59.237
14
votes
4
answers

How can I substitute Unicode characters with ASCII in Perl?

perl unicode utf-8
asked 2010-02-22T06:33:31.417
9
votes
4
answers

How can I make a Perl hash from an array with the keys and another array with the values?

perl arrays hash
asked 2010-02-21T17:23:07.910
9
votes
5
answers

How can I load a Perl module at runtime?

perl installation module
asked 2010-02-18T23:12:44.340
17
votes
6
answers

Why is there so much "magic" in Perl?

perl
asked 2010-02-17T23:06:54.603
14
votes
6
answers

How can I get column names and row data in order with DBI in Perl?

perl sqlite dbi
asked 2010-02-17T17:47:21.710
10
votes
2
answers

Why don't I get a warning when I redeclare the Perl foreach control variable?

perl variables warnings
asked 2010-02-16T15:05:01.050
10
votes
3
answers

In Perl, how can I block for a bunch of system calls to finish?

perl
asked 2010-02-09T19:23:32.590
26
votes
7
answers

What should every Perl hacker know about perl -ne?

regex perl command-line
asked 2010-02-06T07:14:49.527
9
votes
2
answers

How can I set the size of the cmd.exe window from my Perl program?

windows perl console cmd
asked 2010-02-05T13:07:22.080
10
votes
3
answers

How to write a function reference in a Perl module?

perl
asked 2010-02-04T16:58:40.170
13
votes
3
answers

Is the 'my $x if 0' trick usable for static variable creation for Perls before 5.10?

perl
asked 2010-01-29T09:54:05.210
29
votes
6
answers

Is Perl's flip-flop operator bugged? It has global state, how can I reset it?

perl operators global-state flip-flop
asked 2010-01-26T23:41:47.537
13
votes
4
answers

What's the best way to get the UTC offset in Perl?

perl formatting timestamp
asked 2010-01-26T23:35:08.783
13
votes
5
answers

Is hungarian notation applicable to Perl?

perl naming-conventions types hungarian-notation
asked 2010-01-25T21:45:55.937
12
votes
4
answers

Does Perl have something like Java/PHP Docs?

perl documentation-generation
asked 2010-01-25T16:52:20.437
14
votes
4
answers

How can I fire and forget a process in Perl?

perl process fire-and-forget
asked 2010-01-25T16:49:14.947
11
votes
6
answers

Randomize matrix in perl, keeping row and column totals the same

perl random matrix
asked 2010-01-25T15:26:16.683
10
votes
6
answers

What is best practice as far as using perl-isms (idiomatic expressions) in Perl?

perl coding-style idiomatic-perl
asked 2010-01-22T17:32:07.963
23
votes
3
answers

How can I encode a string for HTML?

perl html-encode
asked 2010-01-20T21:26:36.073
11
votes
9
answers

How can I create 1000 files that I can use to test a script?

python bash shell perl scripting
asked 2010-01-18T09:00:37.857
12
votes
3
answers

Do I need "close FILEHANDLE" check for errors?

perl
asked 2010-01-15T07:57:29.483
10
votes
4
answers

How can I avoid sudo-ing when installing Perl modules with 'cpan'?

perl cpan sudo
asked 2010-01-09T01:34:03.910
14
votes
12
answers

How do I remove white space in a string?

perl
asked 2010-01-08T05:14:17.177
39
votes
3
answers

How can I output a die() message without the location information?

perl exception
asked 2010-01-07T16:58:02.190
9
votes
1
answers

How can I find out the file name of a require'd file in Perl?

perl
asked 2010-01-07T11:19:04.153
16
votes
7
answers

How can I access INI files from Perl?

perl config ini
asked 2010-01-06T17:28:21.523
15
votes
5
answers

How can I escape meta-characters when I interpolate a variable in Perl's match operator?

regex perl variables interpolation
asked 2010-01-04T18:16:06.363
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