Author Archives: Michael

Slow Responses from the BrainTree Ruby Gem? Try This Fix.

A few weeks ago I was tasked with trying to mitigate some timeout issues in a client’s Rails app making BrainTree calls. This was becoming more of a problem as the client’s users built up more & more history in … Continue reading

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Calculating Standard Deviations in Ruby on Rails (and PostgreSQL)

I need to calculate some Bollinger Bands (BBs) for SwingTradeBot, which is built in Rails 4. Here’s a quick definition of Bollinger Bands: Bollinger BandsĀ® are volatility bands placed above and below a moving average. Volatility is based on the … Continue reading

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Ruby / Rails Memoization Gems Memoist vs. Memoizable

I was just adding some memoization to a Rails app and I was exploring the available gems. I’d used Memoist in the past on another project but I couldn’t remember why I chose it over other gems. While researching today … Continue reading

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I’ve Finally Found a Rails 4.x Blogging Engine / Gem

I can’t believe how difficult it’s been to find a good solution for plugging a simple blog into an existing Rails app. I wanted to add a blog to SwingTradeBot, the new site I’m building but most answers to this … Continue reading

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Follow Your Favorite NFL Team on Your iPad in Flipboard

With N4MD’s new NFL coverage it’s simple to stay up-to-date on your favorite pro football team on your iPad. Simply add your team to your Flipboard favorites and you’ll be informed of all the important team news all season long. … Continue reading

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Quentin Tarantino, the Master Remixer

I’ve enjoyed the “Everything is a Remix” video series. As an old-school hip-hop fan, I’ve always enjoyed figuring out the origin of samples used in any given track. I guess that’s why part 2 of the remix series, which covered … Continue reading

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Back Online!

Just a test post. I’m rebuilding my web presence after selling Trader Mike in January. So it’s time to resurrect this old blog which I’ve neglected for years…

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Lack of Indexes on Ultimate Tag Warrior Tables

Over the last week or so I’ve been on a mission to improve the performance of my web server, and especially MySQL. I took Arne’s advice and turned on the query cache. That helped but I still needed to do … Continue reading

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My Top 20+ Movies

In answer to Trader X’s question, here are some of my favorite movies. There’s no way I can rank them beyond maybe the first three. Nor could I stop at just twenty so with the help of my historical rankings … Continue reading

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Archived for Posterity: Kenneth Eng’s ‘Why I Hate Blacks’ Article

Just thought I’d archive some (more) ignorance: This is a copy of the controversial opinion piece by Kenneth Eng in Asian Week magazine: Here is a list of reasons why we should discriminate against blacks, starting from the most obvious … Continue reading

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