O’Reilly Mastering Perl 2007 phần 7 docx
O’Reilly Mastering Perl 2007 phần 7 docx
... root-logger.conf
log 4perl. rootLogger = ERROR, myFILE
log 4perl. appender.myFILE = Log::Log 4perl: :Appender::File
log 4perl. appender.myFILE.filename = error_log
log 4perl. appender.myFILE.mode = append
log 4perl. appender.myFILE.layout ...
log 4perl. appender.CSV.params.1 = %P
log 4perl. appender.CSV.params.2 = %p
log 4perl. appender.CSV.params.3 = %F
log 4perl. appender.CSV.params.4 =...
O’Reilly Mastering Perl 2007 phần 1 pdf
... 5.8.2
perl5 81delta Perl changes in version 5.8.1
perl5 8delta Perl changes in version 5.8.0
perl5 73 delta Perl changes in version 5 .7. 3
perl5 72 delta Perl changes in version 5 .7. 2
perl5 71 delta Perl ... version of the perl documentation page, which I get with
perldoc -t:
% perldoc -t perl | perl- grep2.pl "\b(\S)\S\1\b"
perl5 83delta Perl cha...
O’Reilly Mastering Perl 2007 phần 2 ppt
... input
Perl6 comes after Perl 5.
Perl 6 has a space in it.
I just say " ;Perl& quot;.
This is a Perl 5 line
Perl 5 is the current version.
Just another Perl 5 hacker,
At the end is Perl
PerlPoint ... times out of 21 474 836 47
Setting an EVAL scope, savestack=3
17 < Perl& gt; < hacker> | 10: CLOSE1
17 < Perl& gt; < hacker> | 12: EXACT < hacker,>...
O’Reilly Mastering Perl 2007 phần 3 pot
... -0.005 75 3 - - SOAP::Serializer::new
- - -0.014 73 4 - - SOAP::Serializer::__ANON__
3 .71 0.035 0.035 6 97 0.0001 0.0001 HTTP::Headers::_header
- - 0.000 5 27 - 0.0000 HTTP::Message::__ANON__
0 .74 ... DBI_PROFILE='!Statement' perl dbi-profile2.pl
DBI::Profile: 2.118 577 s 105.93% (1015 calls) dbi-profile2.pl @ 2006-10-10 02:31:10
'' =>
0.00 075 7s / 10 = 0....
O’Reilly Mastering Perl 2007 phần 4 pdf
... "$!"; <$fh>
};
$source =~ tr/\000-\ 377 /\200-\ 377 \000-\ 177 /;
print <<"HERE";
my \$v = q($source);
\$v =~ tr/\200-\ 377 \000-\ 177 /\000-\ 377 /;
eval \$v;
HERE
I take the already encoded ... 0. 87 usr + 1 .71 sys = 2.58 CPU) @ 3 875 . 97/ s (n=10000)
$ perl dir-benchmark.pl
Benchmark: timing 10000 iterations of Glob, Opendir
Glob: 7 wallclock secs...
O’Reilly Mastering Perl 2007 phần 5 pps
... McAdams wrote Perl Critic” for The Perl Review 2.3 (Summer 2006): http://
www.theperlreview.com.
Perl: :Critic has its own web site where you can upload code for it to analyze: http://
perlcritic.com/. ... before me.
Further Reading
See the perltidy site for more details and examples: http://perltidy.sourceforge.net/. You
can install perltidy by installing the Perl: :Tidy module. It also...
O’Reilly Mastering Perl 2007 phần 6 pdf
... possibly with values. (Perl s -s
switch):
Command-Line Switches | 177
Further Reading
The perlboot documentation has an extended subclassing example. It’s also in Inter-
mediate Perl.
I talk about ... Environment Variables
Perl uses several environment variables to do its work. The PERL5 OPT environment var-
iable simulates me using those switches on the command line, and the
PERL5 LIB...
O’Reilly Mastering Perl 2007 phần 8 pot
... just a wrapper around Pod::Perldoc, which I can
see by using perldoc to look at its own source:
$ perldoc -m perldoc
#!/usr/bin /perl
eval 'exec /usr/local/bin /perl -S $0 ${1+"$@"}'
... "perldoc" file was generated by "perldoc.PL"
require 5;
BEGIN { $^W = 1 if $ENV{'PERLDOCDEBUG'} }
use Pod::Perldoc;
exit( Pod::Perldoc->run() );
The Pod...
O’Reilly Mastering Perl 2007 phần 9 pot
... 0b01111111; # or 0 177 , 1 27, 0x7F
my $dumped_core = $? & 0b10000000; # or 0200, 128, 0x80
‖
Although it also explains that we typically use perl to refer to the actual binary program and Perl for
everything ... strict;
use Carp qw(croak);
Arrays | 277
0101_0000
^ 0111_0000
0010_0000
This leads to the perlfaq1 answer that there is only one bit of difference between perl
and Perl ....
O’Reilly Mastering Perl 2007 phần 10 potx
... modules, 177 , 179 –183
Getopt::Attribute module, 178
Getopt::Easy module, 177
Getopt::Long module, 177 , 181–183
AppConfig module and, 186
Getopt::Mixed module, 177
Getopt::Std module, 177 , 179 –181
glob( ... documentation, 59
perldoc, 239
perlfunc documentation, 31
perlopentuf documentation, 31
perlpodspec documentation, 2 37
perlre documentation, 29
regular expressions, 7
perlretut...