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Glossary

Technology, explained clearly. Find a term, choose a letter or narrow the topic. Definitions include sources and their review date.

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PProgramming

PHP 7.0

A PHP release whose changes included a new engine and scalar and return type declarations. This branch has ended official support and should not be treated as a secure foundation for new deployments.

Definition and sources
PProgramming

PHP 7.1

A PHP release whose changes included nullable types and void. This branch has ended official support and should not be treated as a secure foundation for new deployments.

Definition and sources
PProgramming

PHP 7.2

A PHP release whose changes included the object type and Sodium extension. This branch has ended official support and should not be treated as a secure foundation for new deployments.

Definition and sources
PProgramming

PHP 7.3

A PHP release whose changes included flexible heredoc and nowdoc syntax. This branch has ended official support and should not be treated as a secure foundation for new deployments.

Definition and sources
PProgramming

PHP 7.4

A PHP release whose changes included typed properties and arrow functions. This branch has ended official support and should not be treated as a secure foundation for new deployments.

Definition and sources
PProgramming

PHP 8.0

A PHP release whose changes included named arguments, union types and JIT. This branch has ended official support and should not be treated as a secure foundation for new deployments.

Definition and sources
PProgramming

PHP 8.1

A PHP release whose changes included enums and readonly properties. This branch has ended official support and should not be treated as a secure foundation for new deployments.

Definition and sources
PProgramming

PHP 8.2

A PHP release whose changes included readonly classes and DNF types. Check patch status and application compatibility against the current PHP support schedule.

Definition and sources
PProgramming

PHP 8.4

A PHP release whose changes included property hooks and asymmetric visibility. Check patch status and application compatibility against the current PHP support schedule.

Definition and sources
PWebsites

phpBB

An open-source PHP discussion-forum system. It provides discussions, accounts and moderation; engine and extension updates are separate maintenance responsibilities.

Definition and sources
PWebsites

phpFox

A commercial platform for building social networks. Features, extensions and update access depend on the purchased product and licence terms.

Definition and sources
PProgramming

phpinfo()

A PHP function displaying environment and configuration information. Useful for diagnosis, it can expose attacker-useful information if published publicly.

Definition and sources
PServers

phpMyAdmin

A browser-based MySQL and MariaDB administration tool. It needs updates, strong authentication and restricted access rather than treatment as an open public page.

Definition and sources
PSEO

Pillar page

A page broadly covering a topic and linking detailed resources. It organises knowledge and navigation; the label alone provides no ranking advantage.

Definition and sources
PWebsites

Pimcore

A platform for product data, digital assets and experiences. Select components and licence terms according to implementation requirements.

Definition and sources
PInternet

Ping

A tool checking ICMP replies and packet round-trip time. No reply may result from filtering; successful ping does not prove a website works.

Definition and sources
PWebsites

Pligg

A historical CMS for submitting and socially voting on links. Before using archived code, verify maintenance, PHP compatibility and patch availability.

Definition and sources
PProgramming

Plugin

An extension adding or changing application features through the host system's mechanisms. Compatibility depends on versions and APIs. Installation requires assessing the source, permissions and future maintenance.

Definition and sources
PDesign

PNG

A raster format with lossless compression and transparency. It preserves sharp edges well but can produce larger photographic files than lossy formats.

Definition and sources
PProgramming

Polyfill

Code providing functionality missing natively from an environment. It needs trusted sourcing and dependency checks; not every platform feature can be reproduced.

Definition and sources
PWebsites

Pop-up

A layer or window appearing over content. It needs a justified purpose, easy dismissal and focus management, especially for keyboard users.

Definition and sources