In this article, we build on our ability to represent straight forward business relationships in UML class diagrams. These relationships describe how two objects are related to each other. Representing relationships in class diagrams helps us to better understand the domain and helps us to uncover hidden requirements. Occasionally, we […]
Requirements / Requirements gathering / Requirements Models / UML Modeling
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Uncovering Requirements With UML Class Diagrams Part 4
The hardest part of gathering requirements effectively is uncovering the requirements that people don’t immediately tell you. You have to ask the right questions. And one of the best ways to find the right questions to build a class diagram of the business domain. This article continues our introduction to […]
Requirements / Requirements gathering / Requirements Models / UML Modeling
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Uncovering Requirements With UML Class Diagrams Part 3
UML Class Diagrams are very effective at uncovering requirements. They give us insight into how the business thinks about objects and their relationships. And from that understanding, we think to ask questions we might otherwise overlook. In this part of our series, we look at how to represent when one […]
Requirements / Requirements gathering / Requirements Models / UML Modeling
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Uncovering Requirements With UML Class Diagrams Part 2
We continue our exploration of UML Class Diagrams with this article that explores how to represent basic business relationships in a class diagram. Drawing these relationships can dramatically clarify requirements documents. Using a class diagram to supplement other requirements documents provides for a centralized reference that enables a shared understanding […]
Flashback
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Flashback: This Week in the Past on Tyner Blain [Feb 16]
A look back at the best from this week in the past.
Business Analysis / Product Management / Requirements gathering
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Requirements: Knowledge and Understanding
[photo by Henkster] Writing good requirements is more than just about following a set of rules. You can capture knowledge about your goals and your product with a set of well crafted requirements. But to truly write good requirements, you have to gain a level of understanding that surpasses knowledge. […]
Business Analysis / Product Management / Requirements / Requirements gathering / Test Automation / Testing / UX
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You Are Creating Bugs In Your Software
No matter how good your quality process is, you are introducing bugs. This article reviews the places where bugs are introduced in the software development process (from stakeholders to users), and reviews ways to address those bugs.
Flashback
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Flashback: This Week in the Past on Tyner Blain [Dec 29]
A look back at the best from this week in the past
Business Analysis / Interface Design / Product Management / Requirements / Requirements Models / Usability / UX
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Global Actor Hierarchies and Personas
We use actor hierarchies to organize the different users of a system. Different people play different roles, and thus do different jobs. We use different actors to identify and organize those people. When deploying a system globally, we usually discover people that do the same jobs, but do them differently. […]