Articles

Article

Using Cucumber for Acceptance Testing

agile, medical device software development

This post was previously on the Pathfinder Software site. Pathfinder Software changed its name to Orthogonal in 2016. Read more. A consistent nuisance problem when testing Rails applications is the “unit test gap”. This happens when the model test passes and the controller test passes, but the application as a whole fails because there’s a […]

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Article

Definition of a Feature (Given … When … Then)

agile

This post was previously on the Pathfinder Software site. Pathfinder Software changed its name to Orthogonal in 2016. Read more. At some point in their career, most everyone in software development has encountered the client who paints a very eloquent picture about their fantabulous idea that’s going to revolutionize the [insert industry vertical here]. However, […]

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Article

Agile Development for PMs: Why Agile Testing Rocks?

agile, medical device software development

This post was previously on the Pathfinder Software site. Pathfinder Software changed its name to Orthogonal in 2016. Read more. All software has bugs. I don’t care if you’re Apple, Microsoft, IBM, or a smaller, leaner ISV. Your software has bugs in it. Once you accept this fact, that into each software product a little […]

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Article

Are We Engineering Software or People?

medical device software development

This post was previously on the Pathfinder Software site. Pathfinder Software changed its name to Orthogonal in 2016. Read more. I had a nice little vacation this past week in Los Cabos. It’s always sunny, 80 and it never rains. Very nice. My wife and I had another installment of our long-running discussion called “Computer […]

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Article

Scrum Defined in Under 10 Minutes

agile

This post was previously on the Pathfinder Software site. Pathfinder Software changed its name to Orthogonal in 2016. Read more. Hamid Shojaee from www.axosoft.com put together a great video to introduce the core concepts of Scrum and Agile practices called “Scrum in under 10 minutes”  I really like what he said particularly the focus on […]

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Article

git how to: ignoring files in git

This post was previously on the Pathfinder Software site. Pathfinder Software changed its name to Orthogonal in 2016. Read more. Just as we moved from cvs to subversion to git, our ignore files changed from .cvsignore to .svnignore to .gitignore. However, git offers more flexibility in managing our ignore files depending on the situation you […]

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Article

iPhone SDK: Cache Policy & Cookie Handling

mobile medical apps

This post was previously on the Pathfinder Software site. Pathfinder Software changed its name to Orthogonal in 2016. Read more. I recently ran into an issue building an app which hit an existing (protected) website. Passing credentials along with each request, responses at first appeared to be cached, even after the user credentials changed from […]

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Article

Agile Software Development and the Lazy Client Trap

medical device software development

This post was previously on the Pathfinder Software site. Pathfinder Software changed its name to Orthogonal in 2016. Read more. Agile Software development is all about the feedback loop. Do a little bit of something, get a little bit of feedback, change what you are doing if the feedback tells you so. There are all […]

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Article

Crafting Good Requirements for Medical Device Software

agile, verification & validation

Good requirement documentation needs these key elements: User Stories, User Acceptance Tests, Workflows, Requirements (Details), and Wireframes.

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Article

Elements of Ruby Style

Some thoughts on good Ruby & Rails styling, based on the 50th Anniversary edition of Strunk & White's: "The Elements of Style".

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Article

Walk-Through Test Coverage

This post was previously on the Pathfinder Software site. Pathfinder Software changed its name to Orthogonal in 2016. Read more. This week, I wrote up a little Rake task to improve coverage reporting by doing what I’m calling “walk-through” coverage testing. To explain what I mean, let me give an example. I’m adding a new feature […]

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Article

Where minimalism fails With Apple's Less-is-more Approach

mobile medical apps

This post was previously on the Pathfinder Software site. Pathfinder Software changed its name to Orthogonal in 2016. Read more. So I’m watching the big Apple notebook event and getting totally excited about the impressive new graphics capabilities. Finally, I’ll be able to get decent visuals on World of Warcraft on a Mac laptop. Then […]

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