How do I fetch a news article or the active newsgroups? ... ::NNTPClient->new->list("newsgroups")'
uc $new | (uc $1 ^ $1) . ... # finish up with any remaining new (for when new is longer than old) if ($newlen > $oldlen) {
) or system("mv", $old, $new); It may be more portable to use the File::Copy module instead. ... You just copy to the new file to the new name (checking return values), then delete the old one.
He suggests (assuming your string is contained in $text): @new = (); push(@new, $+) while ... | , }gx; push(@new, undef) if substr($text,-1,1) eq ','; If you want to represent quotation
use MIME::Lite; ### Create a new multipart message: $msg = MIME::Lite->new( ... =>'multipart/mixed' ); ### Add parts (each "attach" has same arguments as "new
local($x) saves away the old value of the global variable $x and assigns a new value for the duration ... my($x) creates a new variable that is only visible in the current subroutine.
Production releases, which incorporate bug fixes and new functionality, are widely tested before release ... invalidate a program written for an earlier version of perl (barring accidental bug fixes and the rare new
Think of it this way: double-quote expansion is used to produce new strings. ... Those should (in 99.8% of the cases) be the simpler and more direct: print $var; $new = $old
: $dec = oct("33653337357"); Using Bit::Vector: use Bit::Vector; $vec = Bit::Vector->new ... Using Bit::Vector: $vec = Bit::Vector->new_Bin(32, "11011110101011011011111011101111"); $dec
work using splice, randomly picking another element to swap the current element with srand; @new ... = (); @old = 1 .. 10; # just a demo while (@old) { push(@new, splice(@old, rand @old
because that might cause a doubling of the hash table, in which half the entries get copied up to the new ... Even if the table doesn't double, there's no telling whether your new entry will be inserted before or
As of the 5.005 release, there's a much better approach, one which makes use of the new qr// operator ... : # use spiffy new qr// operator, with /i flag even use 5.005; @popstates = qw(CO ON MI
} } T; print "Finally $f\n"; The $f that has "bar" added to it three times should be a new ... $f (my $f should create a new local variable each time through the loop).
handshaking, then the standard dual-process approach will suffice: use IO::Socket; # new ... in 5.004 $handle = IO::Socket::INET->new('www.perl.com:80') || die "can't connect to
If you don't have a modern enough Perl installed, use the new_tmpfile class method from the IO::File ... ) or die "Unable to make new temporary file: $!"
; To open file for writing, create new file if needed or else truncate old file: open(FH, "> $path ... See also the new perlopentut if you have it (new for 5.6).
Ponie stands for Perl On New Internal Engine.
Here's an example: $person = {}; # new anonymous hash $person->{AGE} = 24
To change the file, make a new shadow password file (the format varies from system to system--see passwd
Here's an example: use HTTPD::UserAdmin (); HTTPD::UserAdmin ->new(DB => "/foo/.htpasswd
:-) If you want to override a predefined function, such as open(), then you'll have to import the new
While that group may still be found on some news servers, it is unwise to use it, because postings there ... will not appear on news servers which honour the official list of group names.
You must put a pod directive where the parser is expecting a new statement, not just in the middle of
See perlhist (new as of 5.005) for Perl's milestone releases. ... www.xray.mpe.mpg.de/mailing-lists/perl5-porters/ and http://archive.develooper.com/perl5-porters@perl.org/ or the news
You are probably using "main::foo" in new Perl code anyway, so this shouldn't be an issue.
When you call your function as &foo(), then you do get a new @_, but prototyping is still circumvented
use HTTP::Request::Common qw(POST); use LWP::UserAgent; $ua = LWP::UserAgent->new(); my
all the .c files in the current directory, leaving a backup of the original data from each file in a new
without dynamic loading, then you just need to replace step 3 (make) with make perl and you will get a new
It's full of gotchas for old and new Perl programmers and even has sections for those of you who are
The new, native-code compiler for Perl may eventually reduce the limitations given in the previous statement
defined $html or die "Can't fetch HTML from http://www.perl.com/"; $ascii = HTML::FormatText->new
Support is usually just a news-posting away, if you can't find the answer in the comprehensive documentation ... In August 2000 in all Linux distributions a new security problem was found in the optional 'suidperl'
MakeMaker for more information (in brief, just use make perl instead of a plain make to rebuild perl with a new
use ExtUtils::Installed; my $inst = ExtUtils::Installed->new(); my @modules = $inst
Don't forget the new perl modules, either.
: use IPC::Open3; use Symbol qw(gensym); use IO::File; local *CATCHOUT = IO::File->new_tempfile ... ; local *CATCHERR = IO::File->new_tempfile; my $pid = open3(gensym, ">&CATCHOUT", ">&CATCHERR
d'; my $p_iterator = Algorithm::Permute->new ( \@array ); while (my @perm = $p_iterator
See http://language.perl.com/news/y2k.html for a longer exposition.
could add to the list this way: my ($head, $tail); $tail = append($head, 1); # grow a new
might be able use the CPAN module Mail::Mailer: use Mail::Mailer; $mailer = Mail::Mailer->new
bless-able) $fh = *SOME_FH{IO}; # blessed IO::Handle from *SOME_FH typeglob Or, you can use the new ... use IO::Handle; # 5.004 or higher $fh = IO::Handle->new(); Then use any of those
For more information on file locking, see also "File Locking" in perlopentut if you have it (new for
echo, $noecho, $fd_stdin); $fd_stdin = fileno(STDIN); $term = POSIX::Termios->new
Left and right padding with any character, creating a new string: $padded = $pad_char x ( $pad_len
my $sock = IO::Socket::INET->new( 'www.example.com:80' ) ; $sock->autoflush();
wide web support; server and daemon utilities; archiving and compression; image manipulation; mail and news
$oterm, $echo, $noecho, $fd_stdin); $fd_stdin = fileno(STDIN); $term = POSIX::Termios->new
. $+[0] * 8; } Or use the CPAN module Bit::Vector: $vector = Bit::Vector->new($num_of_bits
in trying it out, firstly because strictly speaking it is not a vi clone, it is the real vi, or the new