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Monday, February 1, 2021

Setting the Background Color of Matplotlib Images

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I ran into an issue where viewing Matplotlib images in a dark mode browser or editor wasn't showing the axis of the plots. To fix this y...
Wednesday, August 12, 2020

Git cleanup remotes

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 Running ` git fetch origin --prune ` will remove unused remote branches. This happens frequently when using Github since it will automatica...
Wednesday, June 19, 2019

Renaming a Column in Pandas to One That Already Exists Can Break Things

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Today I wrestled with an irritating issue where I had a perfectly fine DataFrame, renamed some columns and suddenly the thing was just broke...
Wednesday, April 10, 2019

Get index of Pandas Series row when column matches certain value

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Say you have a Pandas DataFrame that looks like: df3 = pd.DataFrame({'X': ['A', 'B', 'A', 'B'], ...
Tuesday, April 9, 2019

Python Doesn't Require Commas in Lists .. Sorta

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Today I helped a colleague with a subtle Python bug. We have a system that queries for data given a list of IDs. The list of IDs looked like...
Friday, March 22, 2019

Running a Function on Dask Workers At Startup

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I made the mistake of thinking that client.run()  would run a function on each Dask worker regardless if the worker hadn't started yet. ...
Friday, March 15, 2019

Salary Progression (in Tech)

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This was an insightful article on one person's salary progression in technology. Averages out to be something like $11,000 per year in ...