URI Scheme
A URI scheme is a component of a Uniform Resource Identifier (URI) that defines the protocol or method used to access a resource, such as 'http', 'https', 'ftp', or 'mailto'. It specifies the syntax and semantics for interpreting the rest of the URI, enabling applications to handle different types of resources appropriately. This concept is fundamental to web technologies, networking, and software interoperability.
Developers should learn URI schemes when building applications that interact with resources over networks, such as web browsers, email clients, or file transfer tools, to ensure proper resource access and security. For example, using 'https' ensures encrypted communication, while custom schemes like 'myapp://' can enable deep linking in mobile apps. Understanding schemes is crucial for implementing features like URL handling, protocol registration, and cross-platform compatibility.