Glossary: Letter W

A set of metrics defined by Google that measure real-world user experience on the web. Core Web Vitals include Largest Contentful Paint (LCP) for loading performance, Interaction to Next Paint (INP) f...

A binary instruction format for a stack-based virtual machine. WebAssembly enables high-performance code execution in web browsers at near-native speed, allowing languages like C++, Rust, and Go to ru...

An open, royalty-free media container format designed for the web by Google. It typically uses VP8/VP9 or AV1 video codecs with Vorbis or Opus audio.

A modern image format developed by Google providing both lossy and lossless compression. It offers 25-34% smaller file sizes than JPEG and supports transparency and animation.

Animated WebP: the animation variant of WebP format offering smaller file sizes and better quality than animated GIF with full color support.

A communication protocol that provides full-duplex, bidirectional communication channels over a single TCP connection. WebSockets enable real-time data transfer between client and server, used in chat...

An HTTP callback that delivers real-time data to other applications when specific events occur. Unlike APIs where you poll for data, webhooks push data to your endpoint automatically, enabling event-d...

A static module bundler for JavaScript applications that processes and bundles JavaScript files, CSS, images, and other assets into optimized output files. Webpack analyzes dependency graphs to determ...

Configuration file for Webpack, a static module bundler for JavaScript applications. Defines entry points, loaders, plugins, and output configuration.

A family of wireless network protocols based on the IEEE 802.11 standards, used for local area networking and internet access. Wi-Fi allows devices to connect to a network without physical cables, wit...

A learned representation of text where words with similar meanings are mapped to nearby points in a vector space. Pioneered by Word2Vec and GloVe, word embeddings capture semantic and syntactic relati...

A small, fast, class-based scripting language designed for embedding in applications, game engines, and other host programs.