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opendir() - Open Directory to Read File Names
This section describes Perl built-in functions, opendir() and readdir(), to open a file directory and read its file names and sub-directories. 2016-02-15, ∼634🔥, 1💬

💬 2016-02-15 wewewe: meaningful robot bla bla bla

opendir.pl - Sample Program to Read Directories
This section provides a tutorial example on how to open the current directory using opendir() function and read its file names using readdir() function. 2015-10-10, ∼580🔥, 2💬

💬 2010-11-19 Herong: Kim, I am not sure if you were talking about the opendir.pl script. If yes, reading the root directory can be done by: opendir(D...

💬 2010-11-18 Kim: I learned alot from your directory tutorials- how can I change this to read the root directory opposed to the default perl one?

File Handles and Data Input/Output
This chapter provides tutorial examples and notes about file handles and data input or output. Topics include using open() function to open file handles; using print() to output data; using &lt;file_handle&gt; to input data. 2016-02-19, ∼572🔥, 2💬

💬 2016-02-19 Herong: Thirumaran, Your answer is correct, only if the question is a+b=? ☺

💬 2016-02-15 ThirumaranM: a=6 b=2 so answer is 8

Perl Programs as IIS Server CGI Scripts
This chapter provides tutorial examples and notes on Perl programs as IIS Server CGI Scripts. Topics include IIS server configuration for Perl programs as CGI scripts; perlis.dll performance much better than perl.exe to support Perl CGI scripts; comparing performance of Perl, ASP, and JSP scripts. 2022-03-05, ∼486🔥, 1💬

💬 2022-03-05 J Grass: How do I do to enter this paper??

What Is LWP::UserAgent?
This section describes what is LWP::UserAgent - a Perl class that helps you to prepare a HTTP request, send it to a Web server, then receive the HTTP response from the Web server. 2015-09-25, ∼486🔥, 1💬

open() - Opening File Handles for Input and Output
This section describes various ways to use the open() function to open file handles to input data from files or output data to files, input data from another process or output data to another process. 2023-03-23, ∼480🔥, 1💬

💬 2023-03-23 SILAS: I am writing a script that concatenates two input files into an output file. Once that is complete, I would like to use the resu...

Install ActivePerl on Windows Systems
This section provides a tutorial example on how to install ActivePerl on a Windows computer. 2022-10-04, ∼462🔥, 0💬

"undef" Value and Undefined Variables
This section describes what is the 'undef' value and what is an undefined variable. A scalar, array or hash variable without any value assigned is an undefined variable, which is interpreted as 0, '', or FALSE depending on the context. 2022-10-04, ∼453🔥, 0💬

Scalar Values and List Values
This section describes what is a scalar value, a single numeric value or a string of characters, and what is a list value, a list of scalar values. 2016-10-19, ∼441🔥, 1💬

DBM Database Example - Book Records with Multiple Fields
This section provides a tutorial example of using DBM database files to build book records with multiple fields by joining them into a single string value. 2018-05-31, ∼427🔥, 1💬

💬 2018-05-31 pat: I just wanted to let you know that your examples are very informative and helpful to the small project I am working on. Thank yo...

Including Script Codes from Other Files
This section describes how to include script code from other files by using the do() function, or the require() function. 2022-11-09, ∼381🔥, 0💬

binmode() - Opening Files for Binary Output
This section describes steps on how to open file for binary output using open(), binmode() and print() functions. 2015-09-09, ∼316🔥, 1💬

LWP-UserAgent-POST.pl - Posting Form Data
This section provides a tutorial example on how to send a POST request to a Web server with form input data, and dump all request and response messages. 2022-10-06, ∼290🔥, 0💬

LWP-UserAgent-Request.pl - GET, POST and Cookies
This section provides a tutorial example on how to send a GET or POST request with a single generic LWP::UserAgent object and manages cookies automatically like a real Web browser. 2022-10-04, ∼280🔥, 0💬

BEGIN(), CHECK(), INIT() and END() Functions
This section provides a tutorial example on how to 4 special subroutine used by the Perl compilation process and execution process: BEGIN(), CHECK(), INIT() and END(). 2022-10-05, ∼278🔥, 0💬

LWP-UserAgent-GET-Redirect.pl - Following HTTP Redirects
This section provides a tutorial example on how to send a GET request to a Web server, follow up with redirects, and dump request and response messages of all redirects. 2022-10-04, ∼277🔥, 0💬

print() - Printing Output to File Handles
This section describes various ways to use the print() function in different ways to output data to file handles. 2022-10-12, ∼269🔥, 0💬

Starting and Stopping Apache Server
This section describes how to start and stop the Apache server using start and stop scripts. Windows Task Manager can also be used to stop the Apache server. 2022-10-04, ∼266🔥, 0💬

Defining a Remote Method Call in XML
This section describes how a remote method call can be defined in XML format. The root element name is 'methodCall'. 2022-10-05, ∼257🔥, 0💬

Installing Perl Dev Kit (PDK)
This section provides a tutorial example of installing Perl Dev Kit from ActiveStat, which contains a tool, perlapp, to convert Perl program into a standalone application. 2022-10-07, ∼256🔥, 0💬

Configure CPAN Shell
This section provides a tutorial on how to configure CPAN Shell to manage Perl module installations on macOS. 2022-10-04, ∼255🔥, 0💬

Configuring IIS 5.0 for Perl Programs
This section describes how to configure IIS (Internet Information Services) Web server to run Perl programs through CGI (Common Gateway Interface). 2022-10-18, ∼254🔥, 0💬

Perl on macOS Computers
This chapter provides tutorial examples and notes on using Perl on macOS computers. Topics include verify Perl installation on macOS; installing Xcode Command Line Tools; configuring CPAN Shell tool; installing Perl module from CPAN repository; installing Perl module from source code. 2022-10-17, ∼251🔥, 0💬

require() Function - Including Script Files
This section provides a tutorial example showing you how to the require() function is better than the do() function - if the same file is included multiple time, the require() function will only execute it once. 2022-10-19, ∼244🔥, 0💬

< 1 2 3 4 5 6 7 … > >>   ∑:177  Sort:Date

Android ASP Astrology Big5 Bitcoin Blowfish Built-in C# Calendar CD-DVD Cheminformatics Chinese Cryptography DES Email Encoding Ethereum Flash GB2312 General H Herong History HTML Java JavaScript JDBC JSP JVM Linux Molecule Movie Music MySQL Neural Network Perl PHP Physics PKI Publication Python REST SOAP Sorting Swing TV Series UML Unicode VBScript Web Web-Services Windows WSDL XML XMLPad XSD XSL-FO