What's new in the Perl community? Presented at a London.pm technical meeting

1. What’s new in Perl?
Léon Brocard
London.pm Technical Meeting
BBC, March

2. Me
Léon Brocard
French, live in London
Like food
Like the colour orange
Founded Amsterdam.pm, Bath.pm, Croydon.pm
Now leader of London.pm
Started YAPC::Europe
Perl hacker

3. Major releases
- - Perl
- - Perl . .
- - Perl . .
- - Perl . .
- - Perl . .

4. Development releases
- - Perl . . – Jesse Vincent
- - Perl . . – Jesse Vincent
- - Perl . . – Léon Brocard
- - Perl . . – Jesse Vincent
- - Perl . . – Ricardo Signes
- - Perl . . – Steve Hay
- - Perl . . – Ask Bjørn Hansen
- - Perl . . – Léon Brocard
- - Perl . . – Ricardo Signes
- - Perl . . – Philippe Bruhat
- - Perl . . – Matt Trout
- - Perl . . – David Golden
- - Perl . . – Steve Hay

5. Fixing Perl Core Bugs
Grant to David Mitchell from the Perl Foundation
, from booking.com
“ ere are currently approximately open and
new bug reports in the perl bug queue . . . Note
that unlike many large open source projects, perl has
no paid developers devoted to bug xing”

6. TPF bug-grant report
I haven’t done much in the way of actual xing this
week, but I have gone through the or so
new/open RT tickets that have (severity >= medium),
and marked each one up with one or more of the new
‘type’ custom eld values I recently asked to be added
to RT, e.g. ‘Unicode’ or ‘debugger’
— David Mitchell

7. Perl . .
Perl . . represents approximately two years of
development since Perl . . and contains over
, lines of changes across over , les from
over authors and committers
No RC blockers le & Perl . . RC “coming
soonish” from Jesse Vincent
Über code freeze under e ect, if you have any change
that touches code talk to Jesse before commiting to
blead

8. Perl . . features
package Foo::Bar . ;
Yada Yada operator: sub unimplemented { ... }
Implicit strictures: use . . ;
Unicode .
Y compliance
@INC order change
qr// overloading
Pluggable keywords
-bit limit on substr arguments removed
autodie
suidperl is no longer part of Perl

9. miyagawa-watch
Plack, PSGI, Corona, App::cpanminus,
CGI::Compile, Starman, Catalyst::View::JSON,
AnyEvent::Redis, CGI::Emulate::PSGI, Tatsumaki,
AnyEvent::Twitter::Stream, Perlbal::Plugin::PSGI,
Plack::Middleware::Session, HTML::Selector::XPath,
Plack::Handler::AnyEvent::HTTPD,
Plack::Handler::SCGI, App::CPAN::Fresh, Twiggy,
HTTP::Server::Simple::PSGI,
Plack::Handler::AnyEvent::ReverseHTTP, CGI::PSGI,
Hash::MultiValue, Plack::Middleware::Auth::Digest,
Plack::Middleware::File::Sass, Log::Dispatch::Con g,
Web::Scraper, Plack::Middleware::Debug,
Plack::Server::ReverseHTTP. . .

10. App::cpanminus
Get, unpack, build and install modules from CPAN
cpanm Module
cpanm MIYAGAWA/Plack-1.0000.tar.gz
cpanm ~/mydists/MyCompany-Framework-1.0.tar.gz
cpanm http://example.com/MyModule-0.1.tar.gz
cpanm http://github.com/miyagawa/Tatsumaki/
tarball/master
cpanm --interactive Task::Kensho
Fast, low-memory, quiet

11. CPAN Testers .
Consistent grading logic across all tools
Reports sent via HTTP instead of email
Reports stored in a central database instead of NNTP
Author noti cation via a centralized service instead
of by each individual tester
Reports with structured data instead of plain text
(e.g. prereqs found)
Status: closed beta is live at reports/min

12. Next social meeting
London.pm April social meeting
ursday th April
e Bridge House, Tower Bridge Road, SE UP

13. Next technical meeting
London.pm technical meeting
Monday th April
Damian Conway
Sponsored by NET-A-PORTER

14. Next major conference
YAPC::Europe
“ e renaissance of Perl”
Pisa, Italy
th- th August