perl the complete reference second edition phần 6 pps

... this just by using the normal redirection operators within the shell; for example: $ roman.cgi 2>roman.err 60 6 Perl: The Complete Reference 592 Perl: The Complete Reference Other fields in Table ... Warnings in Perl 5 .6 Perl 5 .6, released at the beginning of April 2000, has changed slightly the way warnings are handled with the warnings pragma. This new met...

Ngày tải lên: 13/08/2014, 22:21

... . 10 16 Contents xxvii xxxvi Perl: The Complete Reference What’s Changed Since the First Edition? Beyond the obvious updates and fixes for the newer versions of Perl, we’ve also changed the overall ... advantages: Because there is no compilation process, the development of interpreted code should 8 Perl: The Complete Reference Introduction xxxix profile of your scr...

Ngày tải lên: 13/08/2014, 22:21

... 108 Perl: The Complete Reference $^T $BASETIME The time at which the script started running, defined as the number of seconds since the epoch. $^V $PERL_ VERSION The current revision, ... as a method 104 Perl: The Complete Reference $$ $PID $PROCESS_ID The process number of the Perl interpreter executing the current script. $< $UID $REAL_USER_ID The real...

Ngày tải lên: 13/08/2014, 22:21

... on the left based on the regular expression on the right. The second operator, !~, is for matches only and is the exact opposite: it returns true only if the value on the left does not match the ... of papers. Index 0 of the array is the bottom of the stack, and the last element is the top. You can put new pieces of paper on the top of the stack (push), or put...

Ngày tải lên: 13/08/2014, 22:21

... deallocated. 338 Perl: The Complete Reference 364 Perl: The Complete Reference will not lock; but because they use the same send-receive system, once they have both sent information, they will both ... the previous socket connection. 3 56 Perl: The Complete Reference Variable Description Alternatives VISUAL The user’s visual editor preference. See EDITOR earlier in...

Ngày tải lên: 13/08/2014, 22:21

... 18:12:25 @INC: /usr/local/lib /perl5 /5 .6. 0/i86pc-solaris-thread-multi /usr/local/lib /perl5 /5 .6. 0 /usr/local/lib /perl5 /site _perl/ 5 .6. 0/i86pc-solaris-thread-multi /usr/local/lib /perl5 /site _perl/ 5 .6. 0 /usr/local/lib /perl5 /site _perl . The individual processes ... I suggest you refer to the man pages for more information on these functions. 478 Perl: The Complete R...

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... is imported into the calling package: use Cwd; print getcwd(); 7 56 Perl: The Complete Reference 4. Prompt the user if there is a breakpoint or single step. 5. Evaluate the line. 6. Print any modified ... here. For more information on the ActivePerl debugger, see the online documentation that comes with the Perl Development Kit, the Debugging Perl book, or the Act...

Ngày tải lên: 13/08/2014, 22:21

... compiling the perlmain.c file. The default is to use the value of $(CC). PERL_ ARCHLIB A string defining the libraries to be used for building the Perl binary. PERL_ LIB A string specifying the directory ... && die; }' 862 Perl: The Complete Reference 3. The XS file is parsed by xsubpp, producing the C file that contains the necessary functions: /usr...

Ngày tải lên: 13/08/2014, 22:21

... constructs in the Perl code. It is used as a backend to the Perl compiler. $ perl -MO=Lint foobar.pl References See O; Chapter 22 B::Showlex A Perl compiler backend, used with the O module. The module ... systems. 960 Perl: The Complete Reference TEAMFLY Team-Fly ®...

Ngày tải lên: 13/08/2014, 22:21

... 1090 Perl: The Complete Reference Constant Description _exit Exits the current process. abort Aborts the current script, sending the ABRT signal to the Perl interpreter. abs Identical to the Perl ... qw/delete_package/; delete_package('Foo'); Reference Chapter 6 11 16 Perl: The Complete Reference AutoLoader or SelfLoader. Remember to use the vars...

Ngày tải lên: 13/08/2014, 22:21