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In object oriented programming, the factory method pattern is a creational pattern that uses factory methods to deal with the problem of creating objects without having to specify their exact class. Rather than by calling a constructor, this is done by calling a factory method to create an object. Factory methods can either be specified in an ...
TCPDF is a free and open source software PHP class for generating PDF documents. TCPDF is the only PHP-based library that includes complete support for UTF-8 Unicode and right-to-left languages, including the bidirectional algorithm. [2] In 2009 TCPDF was one of the most active of over 200,000 projects hosted on SourceForge (best ranked 6th on ...
PHP is a general-purpose scripting language that is especially suited to server-side web development, in which case PHP generally runs on a web server. Any PHP code in a requested file is executed by the PHP runtime, usually to create dynamic web page content or dynamic images used on websites or elsewhere. [282]
Design Patterns: Elements of Reusable Object-Oriented Software (1994) is a software engineering book describing software design patterns. The book was written by Erich Gamma, Richard Helm, Ralph Johnson, and John Vlissides, with a foreword by Grady Booch. The book is divided into two parts, with the first two chapters exploring the capabilities ...
Builder pattern. The builder pattern is a design pattern designed to provide a flexible solution to various object creation problems in object-oriented programming. The intent of the builder design pattern is to separate the construction of a complex object from its representation. It is one of the Gang of Four design patterns .
Modular design. A laptop that is designed to be modular. Modular design, or modularity in design, is a design principle that subdivides a system into smaller parts called modules (such as modular process skids ), which can be independently created, modified, replaced, or exchanged with other modules or between different systems.
Design. Cutlery designed by architect and designer Zaha Hadid (2007). The slightly oblique end part of the fork and the spoons, as well as the knife handle, are examples of designing for both aesthetic form and practical function. A design is the concept of or proposal for an object, process, or system.
Some examples might be "all houses", "all two-story houses", or "all places where people spend time". For instance, in Christopher Alexander's work, bus stops and waiting rooms in a surgery center are both within the context for the pattern "A PLACE TO WAIT". Examples. Software design pattern, in software design