Blog Archives

Webscraping with R – from messy & unstructured to blisfully tidy

January 25, 2020
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Webscraping with R – from messy & unstructured to blisfully tidy

I stopped caring about the estimates that occasionally raid the internet about how much time data scientists spend on data wrangling VS modelling. The answer is: probably a lot and likely more than originally planned (probably indicating here dependency on the state and richness of input data and the intended application for it, ekhem). Still, the right tools can go...

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Posts

January 25, 2020
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. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don't. To leave a comment for the author, please follow the link and comment on their blog: r-tastic....

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My R Take in Advent of Code – Day 5

January 2, 2019
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There’s no time to lose, so here comes another Advent of Code puzzle solved using R. Day 5 challenge, here we come! What are we expected to do? The polymer is formed by smaller units which, when triggered, react with each other such that two adjacent units of the same type and opposite polarity are destroyed. Units’ types are represented...

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My R Take on Advent of Code – Day 4

January 1, 2019
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After some wonderful Christmas and New Year’s distractions, now it’s time to continue with my Advent of Code challenges in R (before the summer comes…). To avoid waffling, the 4th puzzle offers a record of guards’ shifts with various activities plus the time they started and time. We need to gather two things from this dataset: Which guard sleeps most (minutes)...

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End of 2018 Thoughts

December 30, 2018
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Here we are, ending yet another year and starting something new. I wanted to take a minute to dwell on 2018, what happened in my R world this year and reflexions I take from that. public speaking This year started for me with a bang - as a result of my presentation about LIME at one of H2O meetups (of which...

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My R Take on Advent of Code – Day 3

December 27, 2018
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Ho, ho, ho, Happy Chris.. New Year? Between eating the sea of fish (as the Polish tradition requires), assembling doll houses and designing a new kitchen, I finally managed to publish the third post on My R take on Advent of Code. To keep things short and sweet, here’s the original challenge: Each Elf has made a claim about which...

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My R take on Advent of Code – Day 2

December 18, 2018
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This is my second blog post from the series of My R take on Advent of Code. If you’d like to know more about Advent of Code, check out the first post from the series or simply go to their website. Below you’ll find the challnge from Day 2 and the solution that worked for me. As always, feel...

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My R take on Advent of Code – Day 1

December 16, 2018
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Ho, ho, ho! It’s almost Christmas time and I don’t know about you, but I can’t wait for it! And what can be a better way of killing the waiting time (advent!) than participating in excellent Advent od Code. Big thanks to Colin Fay for telling me about it! It’s a series of coding riddles, one published every day...

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Exploring London Crime with R heat maps

August 25, 2018
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Exploring London Crime with R heat maps

Recently, I had a real pleasure to work with various types of data pulled from public APIs, one of them being data.police.uk API. Oh, those hours of pure intellectual exploration it’s given me! I have a soft spot for crime data and I explored it using heat maps in the past. Apart from checking and visualising stats for the...

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First post in new r-tastic

August 24, 2018
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OK, it had to happen and here it is: I moved my old r-tastic blog to blogdown and I’m not going to look back :) There are numerous resources that will: highlight the advantages of using blogdown with Hugo over other static site generators, such as J...

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