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Understand maintainability, code structure, and the costs of decisions that make future changes harder. Learn what quality signals can and cannot establish.
Terms beginning with A
22 termsAbstract interpretation
A static-analysis method that approximates program behavior with a simpler mathematical model.
Code quality and technical debtAbstract syntax tree
A structural representation of source code that records its syntax as connected nodes.
Code quality and technical debtAbstractness metric
A measure of how many types in a component are abstract rather than concrete.
Code quality and technical debtAcceptance test-driven development
Acceptance test-driven development is a software testing or test-design practice used to gather evidence about a defined risk, behavior, boundary, or operating condition. It makes the question under test explicit, identifies the inputs and observations that matter, and gives a team a repeatable basis for deciding whether the result is acceptable.
Code quality and technical debtAcceptance testing
Acceptance testing is a software testing or test-design practice used to gather evidence about a defined risk, behavior, boundary, or operating condition. It makes the question under test explicit, identifies the inputs and observations that matter, and gives a team a repeatable basis for deciding whether the result is acceptable.
Code quality and technical debtAccessibility debt
Accessibility debt is a software maintenance concern describing a condition that can make future changes, verification, operation, or ownership harder. Its practical importance depends on supported behavior, rate of change, and the consequences of delay.
Code quality and technical debtAccessibility testing
Accessibility testing is a software testing or test-design practice used to gather evidence about a defined risk, behavior, boundary, or operating condition. It makes the question under test explicit, identifies the inputs and observations that matter, and gives a team a repeatable basis for deciding whether the result is acceptable.
Code quality and technical debtAfferent coupling
The number of incoming dependencies from other components into a component.
Code quality and technical debtAlpha testing
Alpha testing is a software testing or test-design practice used to gather evidence about a defined risk, behavior, boundary, or operating condition. It makes the question under test explicit, identifies the inputs and observations that matter, and gives a team a repeatable basis for deciding whether the result is acceptable.
Code quality and technical debtAnti-corruption layer
Anti-corruption layer is a software maintenance concern describing a condition that can make future changes, verification, operation, or ownership harder. Its practical importance depends on supported behavior, rate of change, and the consequences of delay.
Code quality and technical debtAPI churn
The frequency or magnitude of changes to a public interface over a defined period.
Code quality and technical debtAPI surface area
The amount of public functionality that a component exposes to external callers.
Code quality and technical debtAPI testing
API testing is a software testing or test-design practice used to gather evidence about a defined risk, behavior, boundary, or operating condition. It makes the question under test explicit, identifies the inputs and observations that matter, and gives a team a repeatable basis for deciding whether the result is acceptable.
Code quality and technical debtAPI versioning
API versioning is a software maintenance concern describing a condition that can make future changes, verification, operation, or ownership harder. Its practical importance depends on supported behavior, rate of change, and the consequences of delay.
Code quality and technical debtArchitectural boundary
A defined separation between components that limits responsibilities, dependencies, or change impact.
Code quality and technical debtArchitecture churn
The rate at which major structural relationships or boundaries change over time.
Code quality and technical debtArchitecture decision latency
The elapsed time between an architecture question being raised and a decision becoming usable for implementation.
Code quality and technical debtArchitecture decision record
A short document that captures an important architecture decision, its context, and its consequences.
Code quality and technical debtArchitecture fitness function
An automated or repeatable check that tests whether an architecture continues to meet a chosen constraint.
Code quality and technical debtArchitecture rework
Engineering effort spent changing a structural design after implementation or adoption has begun.
Code quality and technical debtAutomated refactoring
Automated refactoring is a software maintenance concern describing a condition that can make future changes, verification, operation, or ownership harder. Its practical importance depends on supported behavior, rate of change, and the consequences of delay.
Code quality and technical debtAvailability testing
Availability testing is a software testing or test-design practice used to gather evidence about a defined risk, behavior, boundary, or operating condition. It makes the question under test explicit, identifies the inputs and observations that matter, and gives a team a repeatable basis for deciding whether the result is acceptable.
Code quality and technical debt