Founder's Blog
Engineered Chaos
Building from first principles. Integrating the rest.
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The blog has moved
If you found your way here from simplmodl.wordpress.com, welcome! The blog has a new home. A while back I started a little blog called "The Simple Model" over on WordPress. It was a place to write down the small technical…
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Calculating months between dates in PostgreSQL
Note: I found this technique on Lexy Kassan's blog while searching for a way to do date difference calculations purely in PostgreSQL without custom functions. Here's the link to the original post: I frequently work with actuarial experience data and…
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A simple way to repeat, replicate, or explode data.table rows in R
Note: I found this technique on an old forum post somewhere a while back. Once I find the link I will add it to this post! So, the first thing I will mention is that if you aren't using data.table,…
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First Post!
It's the first post!