The iterator design pattern is a commonly used pattern that provides a very useful abstraction. The iterator pattern is used to access and traverse the elements of a collection without the need to ...

Event sourcing is an architectural software pattern that's useful to design complex and distributed systems, particularly those that run many processes concurrently. The pattern captures and stores ...

Some of the tools you use in building applications also apply as you build out your services. The Single Responsibility Principle (SRP), for example, makes as much sense at the service level as it ...