Developer Mozilla · Resources

Resources listings from Developer Mozilla on TechiSeek. 128 public listings.

• Logical properties - Glossary (Developer Mozilla)
  CSS logical properties provide a way to lay out content based on the document's writing mode and direction rather than the physical dimensi…
• First Contentful Paint (FCP) - Glossary (Developer Mozilla)
  First Contentful Paint (FCP) is a measure of when the browser renders its first DOM content, providing user feedback that the page is loadi…
• Callback function - Glossary (Developer Mozilla)
  A callback function is a function passed into another function as an argument, which is then invoked inside the outer function to complete…
• Accessible name - Glossary (Developer Mozilla)
  An accessible name is the name of a user interface element; it is the text associated with an HTML element that provides users of assistive…
• Microsoft Internet Explorer - Glossary (Developer Mozilla)
  Internet Explorer (or IE) was a free, graphical web browser maintained by Microsoft for legacy enterprise uses.
• Web standards - Glossary (Developer Mozilla)
  Web standards are rules established by international standards bodies that define how the Web works (and which sometimes control the Intern…
• Time to Interactive (TTI) - Glossary (Developer Mozilla)
  Time to Interactive (TTI) is a non-standardized web performance 'progress' metric defined as the point in time when the last Long Task fini…
• Accessibility - Glossary (Developer Mozilla)
  Accessibility (A11y) means enabling as many people as possible to use websites, including those with limited abilities.
• Microsoft Edge - Glossary (Developer Mozilla)
  Edge is a proprietary, cross-platform web browser developed by Microsoft in 2014. Initially known as "Spartan", Edge replaced Internet Expl…
• Time to First Byte (TTFB) - Glossary (Developer Mozilla)
  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…
• Progressive enhancement - Glossary (Developer Mozilla)
  Progressive enhancement is a design philosophy that provides a baseline of essential content and functionality to as many users as possible…
• Intrinsic size - Glossary (Developer Mozilla)
  This is the opposite of an element's extrinsic size, which is determined by external constraints such as container size.
• Fetch directive - Glossary (Developer Mozilla)
  CSP fetch directives are used in a Content-Security-Policy header and control locations from which certain resource types may be loaded.
• Flex container - Glossary (Developer Mozilla)
  A flexbox layout is defined using the flex or inline-flex values of the display property on the parent item.
• Apple Safari - Glossary | MDN (Developer Mozilla)
  Safari is a web browser developed by Apple and is built into Apple's operating systems, including macOS (for Mac computers), iPadOS (for iP…
• Inline-level content - Glossary (Developer Mozilla)
  In CSS, content that participates in inline layout is called inline-level content. Most text sequences, replaced elements, and generated co…
• Navigation directive - Glossary (Developer Mozilla)
  CSP navigation directives are used in a Content-Security-Policy header and govern to which location a user can navigate to or submit a form…
• Contentful paint - Glossary (Developer Mozilla)
  Several performance metrics such as First Contentful Paint (FCP) and Largest Contentful Paint (LCP) use the concept of a "contentful paint".
• Canonical order - Glossary (Developer Mozilla)
  In CSS, canonical order is used to refer to the order in which separate values need to be specified (or parsed) or are to be serialized as…
• Accessibility tree - Glossary (Developer Mozilla)
  The accessibility tree contains accessibility-related information for most HTML elements.
• Reporting directive - Glossary (Developer Mozilla)
  CSP reporting directives are used in a Content-Security-Policy header and control the reporting process of CSP violations.
• First Input Delay (FID) - Glossary (Developer Mozilla)
  First input delay (FID) measures the time from when a user first interacts with your site (for example, when they click a link, tap on a bu…
• SPA (Single-page application) - Glossary (Developer Mozilla)
  An SPA (Single-page application) is a web app implementation that loads only a single web document, and then updates the body content of th…
• HTTP header - Glossary (Developer Mozilla)
  An HTTP header is a field of an HTTP request or response that passes additional context and metadata about the request or response.
• Interaction to Next Paint (INP) - Glossary (Developer Mozilla)
  Interaction to Next Paint (INP) measures the responsiveness of a website to user interactions (for example, when they click a link, tap on…
• Representation header - Glossary (Developer Mozilla)
  A representation header (or 'representation metadata') is an HTTP header that describes how to interpret the data contained in the message.
• blink element ( tag) - Glossary (Developer Mozilla)
  The element (blink tag) is an obsolete HTML feature no longer supported by web browsers and no longer documented on MDN.
• Soft navigation - Glossary (Developer Mozilla)
  A soft navigation is a client-side routing navigation used by Single Page Applications (SPAs) to load new content.
• Opera browser - Glossary (Developer Mozilla)
  Opera is a free web browser that was released publicly in 1996 and was initially available only for Windows.
• Public-key cryptography - Glossary (Developer Mozilla)
  Public-key cryptography — or asymmetric cryptography — is a cryptographic system in which keys come in pairs.
• Scroll chaining - Glossary (Developer Mozilla)
  Scroll chaining refers to the behavior observed when a user scrolls past the Scroll boundary of a scrollable element, causing scrolling on…
• Flex item - Glossary (Developer Mozilla)
  The direct children of a Flex Container (elements with display: flex or display: inline-flex set on them) become flex items.
• Static method - Glossary (Developer Mozilla)
  A static method (or static function) is a method defined as a member of an object but is accessible directly from an API object's construct…
• Grid lines - Glossary (Developer Mozilla)
  Grid lines are created anytime you use a CSS grid layout.
• MIME type - Glossary (Developer Mozilla)
  A MIME type (now properly called "media type", but also sometimes "content type") is a string sent along with a file indicating the type of…
• Static site generator (SSG) - Glossary (Developer Mozilla)
  A static site generator (SSG) is a software used to generate static websites. A static website is comprised of HTML, CSS, and JavaScript fi…
• Scroll boundary - Glossary (Developer Mozilla)
  A scroll boundary is the point at which a scrollable element cannot be scrolled any further in a particular direction, either at the top or…
• Developer tools - Glossary (Developer Mozilla)
  Developer tools (or "development tools" or short "DevTools") are programs that allow a developer to create, test and debug software.
• Color space - Glossary (Developer Mozilla)
  Color spaces are named organizations of colors for underlying color models of coordinate-based color arrangements.
• Grid areas - Glossary (Developer Mozilla)
  A grid area is one or more grid cells that make up a rectangular area on the grid. Grid areas are created when you place an item using line…
• Boolean attribute (HTML) - Glossary (Developer Mozilla)
  A boolean attribute in HTML is an attribute that represents true or false values. If an HTML tag contains a boolean attribute — no matter t…
• Transient activation - Glossary (Developer Mozilla)
  Transient activation (or "transient user activation") is a window state that indicates a user has recently directly and meaningfully intera…
• Fetch metadata request header - Glossary (Developer Mozilla)
  A fetch metadata request header is an HTTP request header that provides additional information about the context from which the request ori…
• Safe (HTTP Methods) - Glossary (Developer Mozilla)
  An HTTP method is safe if it doesn't alter the state of the server. In other words, a method is safe if it leads to a read-only operation.
• Grid Cell - Glossary (Developer Mozilla)
  In a CSS grid layout, a grid cell is the smallest unit you can have on your CSS grid. It is the space between four intersecting grid lines…
• Grid container - Glossary (Developer Mozilla)
  Using the value grid or inline-grid on an element turns it into a grid container using CSS grid layout, and any direct children of this ele…
• gzip compression - Glossary (Developer Mozilla)
  gzip is a file format used in file compression and decompression. It is based on the Deflate algorithm which allows files to be made smalle…
• Type coercion - Glossary (Developer Mozilla)
  Type coercion is the automatic or implicit conversion of values from one data type to another (such as strings to numbers).
• Alignment container - Glossary (Developer Mozilla)
  The alignment container is the rectangle that the alignment subject is aligned within. This is defined by the layout mode; it is usually th…
• WebRTC data channels - Game development (Developer Mozilla)
  The WebRTC (Web Real-Time Communications) API is primarily known for its support for audio and video communications; however, it also offer…