Perl

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

Most of the time, we want to modify the content of the original file. Although the powerful text editing command sed exists in Linux, however, he can only generate new files or print them to the screen (perhaps sed also has the ability to modify the

Recently I plan to write a C/S socket monitoring script. An instance is found online. Since we used to have little contact with socket, signals, and other things, we should first understand them before writing. Below are some basic information

Our project has many testing platforms, including Windows and Linux. Linux provides an unzip command for decompression, but it is troublesome in windows. in Windows 2000, no command is provided to decompress the file. In XP, The unzip command is

Programming with Perl and Writing Control in the last two days ProgramAnd CGI. I found this is really a good thing. CodeVery concise and error-prone. I have been writing my hand for a day, but I have never made several mistakes. Finally, it

Generally, regular expressions are for single-line text. Since Perl can process strings of any length, the Perl mode can easily match multiple lines of text, just like a single line of text. Of course, the expression should contain multiple lines of

For work, you need to use Perl to write a script to read more than 1 GB of files and directly report out of memory. If you are not familiar with Perl, you can check the information online, it was found that this problem was caused by reading all the

Yesterday I read cawan's article "SQL injection is a way of thinking about database penetration", and it feels really good. So I implemented the method proposed in this article using Perl. This program is only a POC version, so I only implement the

Because CME has a strong personality, it finally opened her, And suddenly found that CMO has too many jobs not yet done, version controlling, change management, Auto Release, configuration status announce. key area list, find out that, Auto Release

Refer to a simple regular expression test program in Perl Getting Started: 1 #! /Usr/bin/perl 2 Use warnings; 3 use strict; 4 5 my $ pattern = $ argv [0]; 6 if (not $ pattern) {7 print "Usage :. /ret. PL pattern \ n "; 8 exit; 9} 10 print" the

The following function calculates whether a year is a leap year. #!/usr/bin/perl$my_year = 2000;if ( is_leap_year( $my_year ) ){ # Call function with an argument print "$my_year is a leap year\n";}else{ print "$my_year is not a leap year";}sub

Posted on Netease blog 13:10:11 1st print the last name based on the entered person name #! Perl-W# GetfamilynameUse strict;My % nametable = ("Fred" => "Flintstone", "Barney" => "rubble", "Wilma" => "Flintstone ");Print "input person name, and the

Originally published on Netease blog 13:39:42 The exercise in chapter 5th of learning Perl is somewhat unexpected. Although Chapter 5th describes basic input and output, it takes me some time to review the exercises in the previous chapters. Oh, I

It is often said that a file is divided into many small files. If you need to "open file handle-write data-Close file handle" after each judgment ", it takes a lot of time to repeatedly open or close the file handle. The process is often in the "S"

Perl substr Application Use encode;$ STR = decode ('gbk', "test text ");Print encode ('gbk', substr ($ STR, 0, 1 ));========================================================== =====Command: substrSyntax: substr ($ string, offset, length)Offset

Open a file using the open () function Common methods to open a file are: Open (FH, " Or die "couldn't open $ filename for reading: $! "; The open () function usually has two parameters. The first is the file handle, which is used to point to the

Perl is my first dynamic scripting language, but in fact it can be used as a grandmother in other languages. In 1987, Larry Wall released Perl. That was 20 years ago. In the computer world, the past 20 years have been as long as two centuries ago.

1. Question There are some problems described in the original question. Question 1st: match the row containing fred. Question 2nd: match the rows containing fred or Fred. Question 3rd: match the row containing the vertex number. Question 4th: match

Preface Repeat the concept of singular and plural in Perl: Scalar represents the singular, while list and array represent the plural in Perl.Definition:List): An ordered set of metric quantities. ------- Storage scalarArray (array): Stores the list

Shell: an interface that directly interacts with the Linux kernel. It is relatively basic and used to process basic and simple tasks, such as batch processing.Perl: it is more complex and powerful than shell, and has a powerful regular expression