Articles by Rstats on Jon Calder

Naming things is hard

December 3, 2017 | Rstats on Jon Calder

‘There are only two hard things in Computer Science: cache invalidation and naming things.’ The above quip by Phil Karlton is fairly well known and often quoted, sometimes with amusing extensions: There are two hard things in computer science: cache invalidation, naming things, and off-by-one errors.— Jeff Atwood (@codinghorror) August 31, 2014 ...
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The spark of statistics

July 25, 2017 | Rstats on Jon Calder

I’ve enjoyed maths for pretty much as long as I can remember. I’m aware that it is rare to make such a statement. Probably straight up weird to some. But that just shows how much I have to be grateful for. I am indebted to my parents, extended ...
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Data Science Podcasts

May 30, 2017 | Rstats on Jon Calder

Podcasts are awesome. Especially when you’re stuck in traffic on the way to work. Below are some podcasts I listen to that relate to data science and statistics. Each of them has something slightly different to offer, so if this is an area of interest to you then I ...
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R track on

April 4, 2017 | Rstats on Jon Calder

As I’ve said before, when it comes to programming I’m a firm believer in the “learn by doing” approach. is a project which exemplifies this. I came across earlier this year while exploring GitHub looking for an open source project to contribute to. The ...
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satRday Cape Town

March 12, 2017 | Rstats on Jon Calder

Almost a full month has passed since satRday Cape Town. Time races on (as always) bringing plenty of challenges and opportunities with each new day, but part of me wants to go back and re-live the experience, just to have some more time to take it all in again. It’...
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February 1, 2017 | Rstats on Jon Calder

Halite is an artificial intelligence programming challenge. Players control a bot using the programming language of their choice. Bots fight for control of a 2D grid and the bot with the most territory at the end wins. The company behind Halite is Two Sigma, a New York City-based hedge fund ...
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Welcome to R-bloggers!

January 22, 2017 | Rstats on Jon Calder

Hooray! I am now part of the R-bloggers community! {:style=“float: right;margin-right: 15px;margin-top: 15px;margin-left: 15px;margin-bottom: 15px;“} R-bloggers is a blog aggregator for content created by the Rstats community. It was founded by Tal Galili towards the end of 2009, in order to help connect R bloggers with ...
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Why swirl?

January 8, 2017 | Rstats on Jon Calder

swirl is a software package for the R programming language that turns the R console into an interactive learning environment. Users receive immediate feedback as they are guided through self-paced lessons in data science and R programming. I think I first came across swirl in mid-2014, while working through the ...
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satRday in Cape Town

December 16, 2016 | Rstats on Jon Calder

In just two months time, the second satRday will be taking place right on my doorstep, in Cape Town, South Africa. I keep telling people I am looking forward to it, but to be honest that’s really quite an understatement. I am super excited! satRdays are SQLSaturday-inspired, community-led, one-day, ...
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