NAME SYNOPSIS DESCRIPTION METHODS SEE ALSO AUTHORS COPYRIGHT NAME IPC::Semaphore - SysV Semaphore IPC object class SYNOPSIS use IPC::SysV qw(IPC_PRIVATE S_IRUSR S_IWUSR IPC_CREAT); use IPC::Semaphore; $sem = IPC::Semaphore->new(IPC_PRIVATE, 10, S_IRUSR | S_IWUSR | IPC_CREAT); $sem->setall( (0) x 10); @sem = $sem->getall; $ncnt = $sem->getncnt; $zcnt = $sem->getzcnt; $ds = $sem->stat; $sem->remove; DESCRIPTION A class providing an object based interface to SysV IPC

NAME SYNOPSIS DESCRIPTION Functional Interfacegzip $input_filename_or_reference => $output_filename_or_reference [, OPTS] Notes Optional Parameters Examples OO InterfaceConstructor Constructor Options Examples Methodsprint printf syswrite write flush tell eof seek binmode opened autoflush input_line_number fileno close newStream([OPTS]) deflateParams Importing EXAMPLESApache::GZip Revisited Working with Net::FTP SEE ALSO AUTHOR MODIFICATION HISTORY COPYRIGHT AND LICENSE NAME IO::Co

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NAME SYNOPSIS DESCRIPTIONHistory and Background Basic Structure Layers vs Disciplines Data Structures Functions and Attributes Per-instance Data Layers in action. Per-instance flag bits Methods in Detail Utilities Implementing PerlIO Layers Core Layers Extension Layers TODO NAME perliol - C API for Perl's implementation of IO in Layers. SYNOPSIS /* Defining a layer ... */ #include <perliol.h> DESCRIPTION This document describes the behavior and implementation of the PerlIO abstractio

Gory details of parsing quoted constructs When presented with something that might have several different interpretations, Perl uses the DWIM (that's "Do What I Mean") principle to pick the most probable interpretation. This strategy is so successful that Perl programmers often do not suspect the ambivalence of what they write. But from time to time, Perl's notions differ substantially from what the author honestly meant. This section hopes to clarify how Perl handles quoted constructs. Althou

m// The match operator. See Regexp Quote-Like Operators in perlop.

NAME DESCRIPTION GOVERNANCEPerl 5 Porters MAINTENANCE AND SUPPORT BACKWARD COMPATIBILITY AND DEPRECATIONTerminology MAINTENANCE BRANCHESGetting changes into a maint branch CONTRIBUTED MODULESA Social Contract about Artistic Control DOCUMENTATION STANDARDS OF CONDUCT CREDITS NAME perlpolicy - Various and sundry policies and commitments related to the Perl core DESCRIPTION This document is the master document which records all written policies about how the Perl 5 Porters collectively devel

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sqrt EXPR sqrt Return the positive square root of EXPR. If EXPR is omitted, uses $_ . Works only for non-negative operands unless you've loaded the Math::Complex module. use Math::Complex; print sqrt(-4); # prints 2i

NAME SYNOPSIS DESCRIPTION EXPORTS EXAMPLE SUBVERSION BUGS LICENSE NAME Text::Tabs - expand and unexpand tabs like unix expand(1) and unexpand(1) SYNOPSIS use Text::Tabs; $tabstop = 4; # default = 8 @lines_without_tabs = expand(@lines_with_tabs); @lines_with_tabs = unexpand(@lines_without_tabs); DESCRIPTION Text::Tabs does most of what the unix utilities expand(1) and unexpand(1) do. Given a line with tabs in it, expand replaces those tabs with the appropriate number of spaces. Given a line