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Perl Programming Help
: Frequently Asked Questions : Page 5
(202 posts in 183 threads)
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Subject
Author
Views
Replies
Last Post
How do I permute N elements of a list?
Jasmine
3401
0
Jan 19, 2001, 3:17 PM
How do I sort an array by (anything)?
Jasmine
3525
0
Jan 19, 2001, 3:19 PM
Why does defined() return true on empty arrays and
Jasmine
3464
0
Jan 19, 2001, 3:21 PM
How do I manipulate arrays of bits?
Jasmine
3300
0
Jan 19, 2001, 3:21 PM
How do I process an entire hash?
Jasmine
3375
0
Jan 19, 2001, 3:22 PM
What happens if I add or remove keys from a hash w
Jasmine
3476
0
Jan 19, 2001, 3:23 PM
How do I look up a hash element by value?
Jasmine
3500
0
Jan 19, 2001, 3:23 PM
How can I know how many entries are in a hash?
Jasmine
4784
0
Jan 19, 2001, 3:24 PM
How do I sort a hash (optionally by value instead
Jasmine
3218
0
Jan 19, 2001, 3:25 PM
How can I always keep my hash sorted?
Jasmine
4825
0
Jan 19, 2001, 3:26 PM
Why don't my tied hashes make the defined/exists d
Jasmine
3470
0
Jan 19, 2001, 3:29 PM
What's the difference between "delete" and "undef"
Jasmine
3173
0
Jan 19, 2001, 3:29 PM
How do I reset an each() operation part-way throug
Jasmine
3083
0
Jan 19, 2001, 3:30 PM
How can I get the unique keys from two hashes?
Jasmine
4881
0
Jan 19, 2001, 3:31 PM
How can I store a multidimensional array in a DBM
Jasmine
3093
0
Jan 19, 2001, 3:31 PM
How can I make my hash remember the order I put el
Jasmine
3121
0
Jan 19, 2001, 3:32 PM
Why does passing a subroutine an undefined element
Jasmine
3376
0
Jan 19, 2001, 3:32 PM
How can I make the Perl equivalent of a C structur
Jasmine
3160
0
Jan 19, 2001, 3:34 PM
How can I use a reference as a hash key?
Jasmine
3468
0
Jan 19, 2001, 3:34 PM
How do I handle binary data correctly?
Jasmine
3214
0
Jan 19, 2001, 3:36 PM
How do I keep persistent data across program calls
Jasmine
3499
0
Jan 19, 2001, 3:39 PM
How do I determine whether a scalar is a number/wh
Jasmine
3290
0
Jan 19, 2001, 3:39 PM
How do I print out or copy a recursive data struct
Jasmine
3052
0
Jan 19, 2001, 3:40 PM
How do I define methods for every class/object?
Jasmine
3160
0
Jan 19, 2001, 3:41 PM
How do I verify a credit card checksum?
Jasmine
3115
0
Jan 19, 2001, 3:41 PM
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