A term used to denote the exclamation mark (!) character, often used in programming to indicate negation or to execute commands.

"In many programming languages, a bang before a boolean expression inverts its value."

In the context of software, refers to frameworks or platforms that prescribe a certain way of doing things, often through a set of conventions or default configurations.

"Opinionated frameworks can greatly simplify development by reducing the number of decisions a developer needs to make, but they can also be restrictive."

An open-source software framework for storing data and running applications on clusters of commodity hardware.

"Hadoop provides a reliable and scalable platform for big data processing and analytics by distributing the data and processing across many machines."

A programming construct that repeats a block of code multiple times, until a specified condition is met.

"Loops are fundamental to programming, allowing tasks to be automated and repeated easily."

A field in a relational table that matches the primary key column of another table, used to cross-reference tables.

"Foreign keys enforce referential integrity, ensuring that relationships between tables remain consistent."