Glossary Index

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Showing 1,701–1,750 of 2,660 terms.
O
62 terms
overscroll-behavior-y
The overscroll-behavior-y CSS property sets the browser's behavior when the vertical boundary of a scrolling area is reached.
P
133 terms
PAC
A Proxy Auto-Configuration file (PAC file) is a file which contains a function, FindProxyForURL(), which is used by the browser to determine whether requests (including HTTP, HTTPS, and FTP) should go directly to the destination or if they need to be…
Packet
A packet, or network packet, is a formatted chunk of data sent over a network.
padding
The padding CSS shorthand property sets the padding area on all four sides of an element at once.
padding-block
The padding-block CSS shorthand property defines the logical block start and end padding of an element, which maps to physical padding properties depending on the element's writing mode, directionality, and text orientation.
padding-block-end
The padding-block-end CSS property defines the logical block end padding of an element, which maps to a physical padding depending on the element's writing mode, directionality, and text orientation.
padding-block-start
The padding-block-start CSS property defines the logical block start padding of an element, which maps to a physical padding depending on the element's writing mode, directionality, and text orientation.
padding-bottom
The padding-bottom CSS property sets the height of the padding area on the bottom of an element.
padding-inline
The padding-inline CSS shorthand property defines the logical inline start and end padding of an element, which maps to physical padding properties depending on the element's writing mode, directionality, and text orientation.
padding-inline-end
The padding-inline-end CSS property defines the logical inline end padding of an element, which maps to a physical padding depending on the element's writing mode, directionality, and text orientation.
padding-inline-start
The padding-inline-start CSS property defines the logical inline start padding of an element, which maps to a physical padding depending on the element's writing mode, directionality, and text orientation.
padding-left
The padding-left CSS property sets the width of the padding area to the left of an element.
padding-right
The padding-right CSS property sets the width of the padding area on the right of an element.
padding-top
The padding-top CSS property sets the height of the padding area on the top of an element.
page
The page CSS property is used to specify the named page, a specific type of page defined by the @page at-rule.
Page Cache
A page cache stores rendered responses so later visitors can receive a page without repeating the full application render.
Page load time
Page load time is the time it takes for a page to load, measured from navigation start to the start of the load event.
Page prediction
Page Prediction is a browser feature or script which, when enabled, tells the browser to download resources the user is likely to visit before the user requests the content.
paginate_links()
paginate_links(): Retrieves paginated links for archive post pages.
paint-order
The paint-order CSS property lets you control the order in which the fill and stroke (and painting markers) of text content and shapes are drawn.
Parameter
Parameters are named variables declared as part of a function.
Parse
Parsing means analyzing and converting a program into an internal format that a runtime environment can actually run, for example the JavaScript engine inside browsers.
parseFloat()
The parseFloat() function parses a string argument and returns a floating point number.
parseInt()
The parseInt() function parses a string argument and returns an integer of the specified radix (the base in mathematical numeral systems).
parse_blocks()
parse_blocks(): Parses blocks out of a content string.
parse_url()
parse_url() — Parse a URL and return its components.
Payload body
In HTTP messages, the payload body or payload was the resource representation transferred in a message body, stripped of any transfer encoding.
Payload header
A payload header is an HTTP header that describes the payload information related to safe transport and reconstruction of the original resource representation, from one or more messages.
Paymattic
Paymattic is a WordPress payment and donation form product from the same vendor ecosystem as the Fluent plugins.
Percent-encoding
Percent-encoding is a mechanism to encode 8-bit characters that have specific meaning in the context of URLs.
Performance.clearResourceTimings()
The clearResourceTimings() method removes all performance entries with an entryType of "resource" from the browser's performance timeline and sets the size of the performance resource data buffer to zero.
Performance.mark()
The mark() method creates a named PerformanceMark object representing a high resolution timestamp marker in the browser's performance timeline.
Performance.measure()
The measure() method creates a named PerformanceMeasure object representing a time measurement between two marks in the browser's performance timeline.
PerformanceObserver()
The PerformanceObserver() constructor creates a new PerformanceObserver object with the given observer callback.
PerformanceObserver.observe()
The observe() method of the PerformanceObserver interface is used to specify the set of performance entry types to observe.
Permalink
A permalink is the URL intended to identify a specific piece of content consistently.
Permanent Deletion
Permanent deletion removes a WordPress content record through the forced deletion path instead of placing it in Trash.
perspective
The perspective CSS property determines the distance between the z=0 plane and the user in order to give a 3D-positioned element some perspective.
perspective-origin
The perspective-origin CSS property determines the position at which the viewer is looking.
Phantom Read
A concurrency anomaly where a repeated query returns a changed set of rows matching its search condition.
PHP
PHP is a server-side programming language used by WordPress core, themes and plugins.
PHP-FPM
PHP-FPM manages FastCGI worker processes that execute PHP requests for a web server such as Nginx.
phpversion()
phpversion() — Gets the current PHP version.
Physical properties
CSS physical properties define positions based on physical directions or element sides.
Pixel
A pixel is the smallest building block of a graphical display like a computer screen.
place-content
The place-content CSS shorthand property allows you to align content along both the block and inline directions at once (i.e., the align-content and justify-content properties) in a relevant layout system such as Grid or Flexbox.