I am trying to think of the most sensible way to design the architecture of a data generation system with several steps. Data in the system goes through several transformations which can be divided ...
I need to add some new features to a PHP application. It is to follow the steps of a order. A process create some orders, the order goes to confirmation, then if approved is sent to a provider, later ...
In my application I have a set of jobs to execute: Each job goes through the states "not started", "started", "completed", "failed" etc. Each job has a set of pre-conditions and post-conditions. ...