Explain what is STDIN, STDOUT and STDERR?

0 Answers  

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What is q (single q) operator in perl?

0 Answers  

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my @array=('data1','data2'); my @array1=('data1','data2'); my ($i,$k); $i=7; $k=7; while($i){ $array [++$#array] = 'ree'; $i--; print "@array"; } while($k){ push(@array1,'ree'); $k--; print "@array1"; } Are these two while loop are doing the same functionality ? What may be the difference?

1 Answers   A1 Technology,

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How to sort arrays in perl?

0 Answers  

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package MYCALC; use Exporter; our @EXPORT = (); our @ISA = qw(Exporter); our @EXPORT_OK = qw(addition multi); our %EXPORT_TAGS = (DEFAULT => [qw(&addition)],Both => [qw(&addition & +multi)]); sub addition { return $_[0] + $_[1]; } sub multi { return $_[0] * $_[1]; } 1; Program: use strict; use warnings; my @list = qw (2 2); use Module qw(:DEFAULT); print addition(@list),"\n"; Above coding is my module MYCALC and the program which using this module, I have not exported any function using @EXPORT, but I have used the DEFAULT in %EXPORT_TAGS with the function addition, when I call this function from the main it says the error as,

0 Answers  

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Explain the difference between use and require?

5 Answers   Aspire,

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what are the steps involved in reading a cgi script on the server?

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What are scalar data and scalar variables?

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Write an expression or perl script to identify the entered ip address is valid or not?

5 Answers   HCL,

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How to get help for perl?

0 Answers  

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Why do you program in Perl?

4 Answers  

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How do you you check the return code of a command in perl?

0 Answers   HCL,

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