A data structure that implements an associative array abstract data type, a structure that can map keys to values.

"A hash map uses a hash function to compute an index into an array of buckets or slots, from which the desired value can be found."

A discipline that incorporates aspects of software engineering and applies them to infrastructure and operations problems.

"The main goals of SRE are to create scalable and highly reliable software systems."

A term describing software, hardware, or systems that work as expected without requiring additional configuration or modification by the user.

"Users appreciate products that 'just work' right out of the box, without the need for troubleshooting or setup."

An object which can be modified after it is created.

"Lists in Python are mutable, allowing for the modification of elements after the list has been created."

A markup language that defines a set of rules for encoding documents in a format that is both human-readable and machine-readable, often used for data interchange, configuration files, and representing structured data in web services and APIs.

"The configuration file was written in XML format for easy readability and extensibility."