Glossary Index
Explore the glossary map
Open a larger visual map of glossary categories and related terms without adding weight to the initial index load.
View glossary map
Hide glossary map
Showing 51–80 of 80 terms.
T
80 terms
Throttling originally meant slowing down the rate of fluid flow using an obstruction.
A compaction policy that merges groups of similarly sized sorted components to reduce repeated rewriting.
The timeline-scope CSS property modifies the scope of a named animation timeline.
Time to First Byte (TTFB) refers to the time between the browser requesting a page and when it receives the first byte of information from the server.
Time to Interactive (TTI) is a non-standardized web performance 'progress' metric defined as the point in time when the last Long Task finished and was followed by 5 seconds of network and main thread inactivity.
A TLD (top-level domain) is the most generic domain in the Internet's hierarchical DNS (domain name system).
Trust On First Use (TOFU) is a security model in which a client needs to create a trust relationship with an unknown server.
A protocol mechanism that ties security tokens to a client-held key and proof of possession.
A deletion marker that suppresses older stored or replicated versions until safe physical cleanup.
The top CSS property sets the vertical position of a positioned element.
The top layer is a specific layer that spans the entire width and height of the viewport and sits on top of all other layers displayed in a web document.
The touch-action CSS property sets how an element's region can be manipulated by a touchscreen user (for example, by zooming features built into the browser).
trailingslashit(): Appends a trailing slash.
A pattern that atomically records message-processing receipts with business changes to handle duplicate deliveries.
A pattern that commits business changes and pending messages together, then publishes the messages asynchronously.
Transient activation (or "transient user activation") is a window state that indicates a user has recently directly and meaningfully interacted with the window.
translate(): Retrieves the translation of $text.
translate_nooped_plural(): Translates and returns the singular or plural form of a string that's been registered with _n_noop() or _nx_noop().
translate_smiley(): Converts one smiley code to the icon graphic file equivalent.
translate_user_role(): Translates role name.
translate_with_gettext_context(): Retrieves the translation of $text in the context defined in $context.
Transport Layer Security (TLS), formerly known as Secure Sockets Layer (SSL), is a protocol used by applications to communicate securely across a network, preventing tampering with and eavesdropping on email, web browsing, messaging, and other protocols.
Tree shaking is a term commonly used within a JavaScript context to describe the removal of dead code.
Trident (or MSHTML) was the proprietary rendering engine that powered Internet Explorer.
In JavaScript, a truthy value is a value that is considered true when encountered in a Boolean context.
Random variation in cache lifetimes that spreads expirations instead of concentrating them at one time.
A fixed-size, nonoverlapping time window that assigns each event to one aggregation interval.
A TypedArray object describes an array-like view of an underlying binary data buffer.
The TypedArray[Symbol.species] static accessor property returns the constructor used to construct return values from typed array methods.
The TypeError object represents an error when an operation could not be performed, typically (but not exclusively) when a value is not of the expected type.