Enforcing and contract methods in Squeak...

(or/c #f <contract>) vs <contract>...

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Hibernate Validator annotations not working...

Why isn't JML implemented as Annotations in Java?...

How to code by contract using RESTful Web Services...

Differences between Code Contract and Spec#...

How to ensure that implementations of an interface have a connection string if they are backed by a ...

F# argument checking...

api documentation and "value limits": do they match?...

Should I use both NotNull and ContractAnnotation("null => halt")?...

Why ContractAnnotationAttribute of ReSharper cannot target constructors?...

Is a return of 'false' a valid postcondition of a method?...

Headers in non-C++ OOP Languages...

Difference among goals of DBC, AOP, TDD and Unit tests...

Is there a design by contract framework for php?...

Cross-interface contracts...

Code Contract and ensuring no exceptions are thrown...

How much null checking is enough?...

Yii: Design-By-Contract with PHPUnit...

Yii: design-by-contract with PHPUnit 3.7...

Should my classes restrict developers from doing wrong things with them?...

Contracts design pattern in C...

Frama-C/WP not able to prove loop invariant with \at...

When to add a precondition and when to (only) throw an exception?...

Assertion, Exception, run time error, or Undefined Behaviour?...

Java: clean way to automatically throw UnsupportedOperationException when calling hashCode() and equ...

Do preconditions ALWAYS have to be checked?...

How to enforce custom class instance invariants in Java...

Ways to specify whether a feature is supported in contract...