An architectural style for designing networked applications, relying on a stateless, client-server communication model.

"RESTful web services use HTTP requests to perform CRUD operations (Create, Read, Update, Delete) on data represented in XML, JSON, or other formats."

Software that is designed to work on multiple computing platforms or operating systems.

"Cross-platform development tools enable developers to create applications that run on Windows, macOS, and Linux with a single codebase."

Software for which the original source code is made freely available and may be redistributed and modified.

"Open source software projects encourage collaboration and contributions from developers worldwide."

An operator that operates on a single operand, often used to perform simple transformations or calculations, such as negation or incrementation.

"The '-' symbol is a unary operator used for negation in arithmetic expressions."

A program that executes instructions written in a programming or scripting language without requiring them to have been compiled into a machine language program.

"Interpreters parse and execute code line by line, which allows for interactive coding and debugging but can be slower than running compiled code."