Visualizing the 'belongs to' relation in rails app models

When working on rails apps, I usually have to make a mental map of the models and how they interrelate. An Active Record model can belong to another, but when you have more than half a dozen models, k

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Country code TLDs using GeoJSON on Github

There are more country code top-level domains (ccTLDs) than there are countries, that is because territories such as Wallis and Futuna has the ccTLD .wf, even though it’s a French territory, not

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Visualization of SICP Exercise 1.14

I am currently working my way the Structure and Interpretation of Computer Programs and I’ve skipped past exercise 1.14, and come back to it after a bit of thinking, here’s the problem, an

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What languages fix: graphically

Paul Graham’s article What languages fix is about Kevin Kelleher’s description of each programming language in terms of the problems with other languages that it fixes. I decided to make t

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Unix Processes and Their Parents Part 2

Based on a comment by Mark Essel from part 1 I have been trying to add more metadata to the process tree. I have given up on doing it in a one-liner, so I started using bash scripts. Then, after a few

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Visualizing Unix processes and their parents

I am reading Jesse Storimer’s fantastic little book “Working with Unix Processes” right now, and inspiration struck after the second chapter “Processes Have Parents”. Whe

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