Category: Uncategorized
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An ADHD Adventure
I have been on an ADHD adventure nearly my whole life. My first diagnosis was somewhere in my mid-late single digits (5-7ish). Back then it was ADD, and the only possible relief was Ritalin – as far as “we” know anyway. A lot has changed in the nearly 50 years since then. I have been…
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DHH – Software’s Warrior
Warrior? That’s a bold statement, and possibly widely discarded by DHH himself and the industry at-large. Really, though, think through the HerosJourney, what are the basic traits of the Hero – courage, vision, principles. DHH on courage. The article RailsIsOmakase presents an underlying trait of DHH – courage to stand his ground, regardless of the…
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Building an App – EKG
In this series, I’ll build an app in step-by-step posts that will produce an EKG (heart monitor) display. The inspiration is the Phillips IntelliVue MP50 (found at my local hospital): Tools we’ll use Pretty much the whole point of this series… to learn some new tools and techniques: Rail 6 – coming from a Rails…
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Write Better Software : Embrace your Humanity
This is a bit of a stream-of-conciousness post about thought processes-vs-time. As a software developer, I invariably encounter new challenging problems, algebraic, database, mathematical. I spend time working through these problems, and the larger more complex ones take significant time, hours, many-hours, days. The day problems are the frame of reference that is interesting here.…
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Heroku ! Fingerprint already exists when key-comment does not match account email
I recently registered on heroku with my work email address : peter@fitzgibbons.info (obsfuscated) My ssh id_dsa though is signed with my personal email address : peter.fitzgibbons@gmail.com. Heroku doesn’t like this one bit. Following this advice, I created id_heroku_rsa wtih my work-email comment. Still no-joy. But, this StackOverflow thread left a clue… using the ssh debugging…
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STOP SOPA
From Wikipedia on STOP SOPA DAY Imagine a World Without Free Knowledge For over a decade, we have spent millions of hours building the largest encyclopedia in human history. Right now, the U.S. Congress is considering legislation that could fatally damage the free and open Internet. For 24 hours, to raise awareness, we are blacking…
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BDD/TDD test cycle for beginners
I sent this message to a RailsMentor Protege of mine : A couple notes on BDD testing : 1. Never test “the glue”. “Glue” means anything that Ruby or Rails should be doing “automatically”. That means, database querying, sending values from controller to view, etc. So, in a view test, you should be able to…
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Lego Mindstorms NXT-G moving from 1.0 to 2.0 – TriBot : Part 4 – Sound Sensor
NXT-G 1.0 – TriBot : Sound Sensor, a set on Flickr. How the bot will wait to return with its bounty until I clap!
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Lego Mindstorms NXT-G moving from 1.0 to 2.0 – TriBot : Part 3
NXT-G 1.0 TriBot Grabber, a set on Flickr. Part 3 of my series on migrating from NXT-G 1.0 to 2.0. TriBot – Grabber. With these steps, the model is complete ready for the next step!
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Lego Mindstorms NXT-G moving from 1.0 to 2.0 – TriBot : Part 2
Continuing with the NXT-G 1.0 TriBot Series, here is Part 2 – Bumper Instructions for NXT-G 1.0 TriBot are found at Mindstorms Support – 8527 -TriBot TriBot Bumper, a set on Flickr.