Top "Design-by-contract" questions

Design by Contract (DbC) or Programming by Contract is an approach to designing computer software.

'Design By Contract' in C#

I wanted to try a little design by contract in my latest C# application and wanted to have syntax akin …

c# design-by-contract
Design by contract using assertions or exceptions?

When programming by contract a function or method first checks whether its preconditions are fulfilled, before starting to work on …

exception assert design-by-contract
Contract.Requires usage

Here is my problem. I am a very big fan of Design by contract, I am using this concept especially …

c# design-by-contract
What are contracts (as proposed for C++17)?

I read about contracts in Thoughts about C++17 by B. Stroustrup and assisted a small presentation talking about them but …

c++ assertion design-by-contract c++17
A good Design-by-Contract library for Java?

A few years ago, I did a survey of DbC packages for Java, and I wasn't wholly satisfied with any …

java design-by-contract
How can I place validating constraints on my method input parameters?

Here is the typical way of accomplishing this goal: public void myContractualMethod(final String x, final Set<String> …

java validation annotations design-by-contract contract
How do I insert a precondition in a java class method or constructor?

This is for a java class I'm taking. The book mentions preconditions and postconditions but doesn't give any examples how …

java assert design-by-contract preconditions
Using Design by Contract in Python

I am looking to start using DBC on a large number of Python-based projects at work and am wondering what …

python design-by-contract
What are preconditions and postconditions?

I'm learning how to program but one thing I can't quite get my head around is preconditions and postconditions. Is …

programming-languages design-by-contract preconditions post-conditions
ReSharper - Possible Null Assignment when using Microsoft.Contracts

Is there any way to indicate to ReSharper that a null reference won't occur because of Design-by-Contract Requires checking? For …

c# resharper code-contracts design-by-contract microsoft-contracts