A type of database that provides a mechanism for storage and retrieval of data that is modeled in means other than the tabular relations used in relational databases.

"NoSQL databases are often used for large sets of distributed data and are optimized for insert and retrieve operations at a large scale."

A person who writes computer programs.

"Programmers use programming languages to create software that performs specific tasks or solves problems."

In object-oriented programming, a blueprint for creating objects, providing initial values for state (member variables) and implementations of behavior (member functions or methods).

"Each object is an instance of a class, which defines its properties and methods."

An error, flaw, failure, or fault in a computer program or system that causes it to produce an incorrect or unexpected result, or to behave in unintended ways.

"The development team is working to fix the bug that causes the app to crash on startup."