Piotr Zakrzewski
Piotr Zakrzewski on Data

Piotr Zakrzewski on Data

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When to dump JSON?

Sep 29, 20216 min read

Disclaimer: This is a fairly specific benchmark, it addresses only serialization performance of a single big Python object. That was the problem we...

When to dump JSON?

Matching GPS to a road

Jun 25, 20218 min read

Harder than it sounds! · I bet you never thought about it, as the problem seems trivial. When you drive with GPS-enabled navigation in your car, how does...

Matching GPS to a road

Python Exploration with Z3

Mar 28, 20217 min read

Learning big legacy codebases is a chore. I wish there were more tools to help me learn what is going on in an existing application. There is a lot of...

Python Exploration with Z3

Will your PR ever be Merged?

Dec 21, 20209 min read

Some of the results (e.g. Vuejs) are skewed by spam. I am currently refining my methodology - if you are curious have a look at merge-chance GitHub...

Will your PR ever be Merged?

Macrobase Diff Case Study 1: IMDB Movies

Nov 21, 20208 min read

Lets analyse a known dataset: the Kaggle IMDB dataset, which contains info about some of the best rated movies. We will see what useful insights we...

Macrobase Diff Case Study 1: IMDB Movies

Macrobase Diff — minimal implementation

Nov 15, 20203 min read

Macrobase Diff — minimal implementation In my last post ( https://pzakrzewski.com/posts/macrobase/) I introduced Macrobase, a tool and a methodology...

Macrobase Diff — minimal implementation