A generic term for any object or component used in place of a real object or component for testing purposes, often including stubs, mocks, fakes, and dummies.

"The developer used a test double to simulate network communication in the unit test."

A Git command used to upload local repository content to a remote repository.

"After making commits locally, you use 'git push' to transfer your changes to the remote server, making them available to other collaborators."

A fast, small, and feature-rich JavaScript library designed to simplify the client-side scripting of HTML.

"jQuery simplifies HTML document traversing, event handling, animating, and Ajax interactions for rapid web development."

Secure Sockets Layer, a cryptographic protocol that provides secure communication over a computer network, commonly used to secure web traffic between a web browser and a server.

"The website used SSL to encrypt data transmitted between the server and the client."

A design document providing information to the Python community, or describing a new feature for Python or its processes or environment.

"PEPs help guide the development of Python by providing a formal way to propose, document, and discuss new features and changes."