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Using DBM Database Files
This chapter provides tutorial examples and notes on DBM database files. Topics include using dbmopen() to connect a hash variable to a DBM database; example scripts of storing two and multiple columns in DBM database files. 2022-10-08, ∼231🔥, 0💬

User Defined Subroutines
This chapter provides tutorial examples and notes about user defined subroutines. Topics include parameters are passed as aliases of the original variables; parameters are received in local array variable @_; list value can be returned from a subroutine; a subroutine can be called in many ways. 2022-10-06, ∼230🔥, 0💬

What Is ActivePerl?
This section describes what is ActivePerl - a free Perl engine for Windows, Linux and other platforms developed by ActiveState. 2022-10-05, ∼230🔥, 0💬

500 Internal Server Error
This section provides a tutorial on how to troubleshoot the '500 Internal Server Error'. Several common causes of this error are listed. 2022-10-08, ∼227🔥, 0💬

connect() - Establishing a Socket Communication
This section describes Perl built-in functions: socket(), bind(), listen(), accept(), and connect(), that can be used for the server program and client program to establish a socket communication. 2022-10-11, ∼226🔥, 0💬

SOAP::Lite - SOAP Server-Client Communication Module
This chapter provides tutorial examples and notes on the SOAP::Lite module. Topics include SOAP introduction; features of SOAP::Lite module; SOAP server example with SOAP::Transport::TCP; SOAP client example; SOAP::Lite tracing functions. 2022-10-07, ∼225🔥, 0💬

Socket.pm - The Socket Module
This section provides a tutorial example on how to use the Socket.pm module to creating sockets and establish network communication connections. 2022-10-10, ∼224🔥, 0💬

Socket Communication Over the Internet
This chapter provides tutorial examples and notes on socket communication. Topics include the socket communication interface model; built-in functions for socket communication server and client; using listen() and accept() functions to play the server role; using connect() to play the client role. 2022-10-28, ∼223🔥, 0💬

Imager - Convert Image File Format
This section provides a tutorial example on how to convert image file from one format to another format using read() and write() functions from the Perl Imager module. 2022-10-31, ∼222🔥, 0💬

Perl Installation on Linux Systems
This section describes how to verify Perl installation on Linux systems. The 'perl -v' command returns which version of Perl is installed on the Linux system. 2022-10-12, ∼222🔥, 0💬

What Is HTTP::Response?
This section describes what is HTTP::Response - a Perl class that represents the HTTP response message returned by a Web server. 2022-10-06, ∼222🔥, 0💬

GameServer.pl - XML Communication Server Example
This section provides a tutorial example on how write an XML communication server program to accept client connections, send and receive XML messages. 2022-10-06, ∼222🔥, 0💬

Install Perl Module with CPAN Shell
This section provides a tutorial on how to install a CPAN Perl module automatically with CPAN Shell. 2022-10-18, ∼221🔥, 0💬

"keyattr" - Namings Attributes as Keys
This section provides a tutorial example on how to use the 'keyattri' option to promote values of specified attributes to be hash keys. The default is 'keyattr =&gt; [name, key, id]'. 2022-10-05, ∼221🔥, 0💬

"suppressempty" - Parsing Empty Elements
This section provides a tutorial example on how to use the 'suppressempty' option to control how empty XML elements should be parsed. 2022-10-10, ∼220🔥, 0💬

Defining Your Own Perl Module
This section provides a tutorial example on how to define your own Perl module with its own name space and stored in a separate script file named as *.pm. 2022-10-09, ∼219🔥, 0💬

What Is HTTP::Cookies?
This section describes what is HTTP::Cookies - a Perl class that helps you to extra cookies from HTTP::Response objects, store them and attach them to HTTP::Request objects. 2022-10-07, ∼219🔥, 0💬

XML Communication Model
This chapter provides tutorial examples and notes on XML communication model. Topics include sending and receiving XML messages over socket communication connections; XML communication server and client sample programs: GameServer.pl and GameClient.pl. 2022-10-18, ∼218🔥, 0💬

What Is CGI::Cookie?
This section describes what is CGI::Cookie, which is a sub class of the CGI.pm Perl module, which help you to create HTTP cookies and manage them in HTTP headers of request and response messages. 2022-10-06, ∼218🔥, 0💬

Perl Version Pre-Installed on macOS
This section provides notes to verify Perl version supported on macOS and run a simple Perl script. 2022-10-18, ∼217🔥, 0💬

Name Spaces and Perl Module Files
This chapter provides tutorial examples and notes about Perl module files and name spaces. Topics include using require() and do() functions to include other script files, using 'package' statement to declare new name spaces; creating new Perl modules in *.pm files. 2022-10-05, ∼216🔥, 0💬

Hard References - Addresses of Memory Objects
This chapter provides tutorial examples and notes about hard references, addresses of memory objects. Topics include taking hard references with the reference operator, \ on variables, functions or anonymous objects; using hard references in the same way as soft references by using curly brackets {}... 2022-11-16, ∼215🔥, 0💬

Commonly Used Debugging Commands
This section describes how to run the Perl built-in debugger with the 'perl -d' option. Commonly used debugging commands are also provided. 2022-10-31, ∼215🔥, 0💬

DBM Database Example - English French Dictionary
This section provides a tutorial example of using DBM database files to build an English to French dictionary with insert, update, delete and print functions. 2022-10-08, ∼215🔥, 0💬

<< < 1 2 3 4 5 6 7 8 > >>   ∑: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