Cutting down code in dplyr and data.table
After a very long , R free hiatus (I don’t recommend it) I’m back on the R train, destination unknown. [Read more...]
Articles by John MacKintosh
Introducing popthemes
Some data.table tips
I’ve been using data.table quite a lot in my spare time, and I want to make a few notes of some things I’ve learned along the way. I would say I’m no longer a beginner, not yet an expert, but getting there.. [Read more...]
Scheduled Refresh – a surprisingly simple fix
At work we recently got our first PowerBI report up and running. However, the Scheduled Refresh was not working, so we were doing manual updates and republishing the report daily. [Read more...]
Scheduled Refresh – a surprisingly simple fix
At work we recently got our first PowerBI report up and running. However, the Scheduled Refresh was not working, so we were doing manual updates and republishing the report daily. [Read more...]
PreppinData – accepting the challenge with R and PowerBI
I had the good fortune of stumbling across a tweet by the organisers of PreppinData This is a bit like Tidy Tuesday, except it’s focussed more on data preparation than data visualisation. Ostensibly, it’s for people to get to grips with Tableau’s data preparation tool, but the ...
PreppinData – accepting the challenge with R and PowerBI
I had the good fortune of stumbling across a tweet by the organisers of PreppinData This is a bit like Tidy Tuesday, except it’s focussed more on data preparation than data visualisation. Ostensibly, it’s for people to get to grips with Tableau’s data preparation tool, but the ...
demystifying the coalesce function
What does coalesce mean? In the English language, it is generally used to convey a coming together, or creating one whole body, mass or system. How does that help us when working with data? We spend a lot of time cleaning our data, surely the last thing we want to ... [Read more...]
collapse might rock your world
The NHS-R Community site prompted this post, specifically a question to the help-with-r channel on Slack. [Read more...]
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