5 Common bugs in Perl-Application Tips

I'm doing something with Perl+mdbm+spread recently. PHP has been used for a long time, Python and Ruby have been used, the classic scripting language has not been touched by Perl, now in the same way as a pupil holding a textbook gnawing. It's a

Perl uses the IP138 Web site to query IP attribution script sharing _perl

This is a Perl script written last year, and I haven't seen Perl since years ago. Copy Code code as follows: #!/usr/bin/perl Use Lwp::simple; Open (FILE, "while () { s/^ip1.*//g; My @file =split (/\,|\s+/,$_); My @file1 = "

A Perl extended regular expression Code Analysis _perl

Copy Code code as follows: My $ip = "192.168.0.1|192.168.0.2|192.168.0.1"; if ($ip =~/ ^ (?: ((?:\ D{1,3}\.) {3}\d{1,3}) (?= (?: \| (?! \1) (? 1) )* \z ) \| )* (? 1) $ /x) { print "match\n"; }

Call details for Shell commands in Perl

In PERL development, system commands can usually be executed using the systems function or the ' operator ', but pay attention to alias, BG, bind, break, Builtin, CD, command, Compgen, complete, continue, Declare, dirs, Disown, Echo, enable, Eval,

Use Perl Spreadsheet: parseexcel to parse XML

ole

In Windows, the Excel files required for ActivePerl installation are generally Win32: Ole. For cross-platform platforms, it is best to select another Spreadsheet: parseexcel and spreadsheet: writeexcel. The former is used to read Excel files, and

Freeswitch is related to the Perl language

This article is from csdn lidp http://blog.csdn.net/perfectpdl. please refer to this Article. Thank you. I have created a freeswitch kernel research and exchange group, 45211986. Welcome to join. In addition, we provide the SIP-based communication

Perl $ sig {alrm} processing service timeout

Perl $ sig {alrm} processing service timeout #! /Usr/bin/perl some_sub (); sub some_sub { eval { Local $ sig {alrm} = sub {die "died in SIG alrm ";}; # timeout processing alarm (1); # If the following Code is not completed after 1 second, the

Install and configure Perl Apache in Windows XP

Install and configure Perl in Windows XP Download: Apache 1.3.29: ActivePerl: http://activestate.com/store/download.aspx? Prdguid = 81fbce82-6bd5-49bc-a915-08d58c2648ca Go to view archive of older releases download ActivePerl-5.6.1.624-TRIAL2-MSWin32

How to execute External commands in Perl

In Perl, system and exec are used to execute commands. This article will introduce their usage, contact, and differences. I. Usage 1. check mark ('') First, we have the command input operator, also called the inverse mark operator, because it looks

A handy Perl script to calculate duration in seconds

#! /Usr/bin/perl Use strict;Use warnings;Use datetime; My $ dt2 = datetime-> New (Year = & gt; 2013,Month => 8,Day => 2,Hour => 9,Minute => $ argv [0],Second => $ argv [1],Time_zone => 'local ',); My $ dt1 = datetime-> New (Year = & gt; 2013,Month =>

Perl environment variable Summary

$-Number of printable lines on the current page, which belongsPerlPart of the format system$! Returns the error code or string based on the context content.$ "List Separator$ # Default digital output format when printing numbers$PerlInterpreter

Mygrep-search for string matching of all files in a folder (Perl)

Mygrep: search strings in a file Dir, including all internal subfolders, win and * nix universal    1#! /Usr/bin/perl23Use strict;4UseFile: SPEC: functions;56My % Usage= {};7$ Usage{"Name"} ="Mygrep";8$ Usage{"Version"} ="0.1";9$ Usage{"Author"}

Use of the lwp module in Perl

I haven't posted it for a long time. Today I am posting about the common functions of the lwp module. (1) The most important function is to view the webpage source file. We can view the webpage source file through the existing methods of Perl, and

Perl automatic mail

Perl script: #! /Usr/bin/perlUse Net: SMTP;Use MIME: base64; ################# Automatic sign-in script ################# $ Host = '10. 182.131.153 '; # SMTP server address ############################# $ HOST: SMTP Server# $ Auth: email account# $

Comparison of Perl, PHP, ASP, and JSP Technologies

Conversion from: Protocol (Practical Extraction and report language), PHP (Hypertext Preprocessor), ASP (Active Server Pages), JSP (assumerver pages) for some technical comparison. Perl (Practical Extraction and Report Language) is a very old

Use Perl-LDAP to modify a user's password in MS Active Directory

1. Install Perl-LDAP: Http://search.cpan.org /~ Gbarr/perl-ldap/The premise is that you have installed the Perl toolkit. First, check the Perl version.[Root @ local ~] Perl-VBuilt under LinuxCompiled at Nov 8 2007 06:49:06@ INC:/Usr/lib64/perl5/site_

Perl file operations (1) (suitable for beginners)

Use sysopen () for more control--------------------------------------------------------------------------------To better control the file opening method, you can use the sysopen () function: Use fcntl; Sysopen (FH, $ filename, o_rdwr | o_creat, 0666)

Perl counts the number of returned codes in several files

There are a lot of logs, You need to count the number of return codes in the log records of each device by device. The device name can be obtained based on the file name. The log records are in a certain format. The seventh field is the return code.

Perl batch removes the program binding process of the shengteng terminal to solve the 100% CPU usage problem.

Requirement: colleagues report that the server is difficult to log on to the terminal every afternoon and does not respond for a long time.After investigation, the shengteng terminal binding program and each terminal have a large number of invalid

Perl Automatic Webpage processing WordPress Automatic Login View

Reprinted site please note, reproduced from: Fu kai [http://www.php-oa.com] Link: http://www.php-oa.com/2011/06/09/perl-web-lwp-cookie-wordpress-auto.html   Automated Processing and most applications on the Internet are based on the HTTP protocol.

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