Perl Training Australia - Perl Tips

Perl Training Australia regularly sends out a useful tips about the Perl programming language to make your coding easier. These tips include Perl's core features, useful modules, tricks and traps, and recent developments.

Some previous tips are listed below:

Arrays and hashes

Locked hashes
Ordered hashes
Slicing arrays and hashes
Common problems with slices

Functions

Perl's sort function
Sorting with expensive comparisons (Schwartzian Transform)

Files

File handles
Opening files securely in Perl
File test operators, the garden path of race conditions

Modules

Perl modules
Starting modules with h2xs
Buffering and IO::Handle
Locked hashes (Hash::Util)
Scalar::Util
List::Util
Ordered hashes (Tie::InsertOrderHash and Hash::IxHash)
PHP::Interpreter
Inspecting network traffice with Net::Pcap
Benchmarking basics
Memoizing
Creating Atom feeds with XML::Atom::SimpleFeed
Hash::Util::FieldHash

Optimising code

Sorting with expensive comparisons (Schwartzian Transform)
Profiling with DProf
Big-O notation
Searching for items in a large list
Benchmarking basics
Memoizing

References

Weak references and reftype
References
Subroutine and regular expression references

Object Oriented Perl

When to use OO in your projects
Introduction to Object Oriented Perl
Creating classes and objects
Inheritance
Inside-out objects
Packages and __PACKAGE__

Security

Basic Perl security -- taint checking
Opening files securely in Perl
File test operators, the garden path of race conditions
Perl's Taint and Locale

Perl 5.10

Regular expressions in Perl 5.10
Perl 5.10: defined-or and state
Switch (given and when)
Perl 5.10 and Hash::Util::FieldHash
Smart-match

Miscellaneous

Perldoc
Plain Old Documentation (POD)
POD Testing
Stopping silent errors with exceptions
Quoting in Perl
Perltidy
Locking a single process
Creating Atom feeds with XML::Atom::SimpleFeed

Announcements

Web development in Perl (talk)
Welcome to PerlNet
Perl Security notes
Database Programming with Perl
Web Development with Perl
Perl for System Administration

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