Piotr ZakrzewskiI wrote my own (less feature rich for now) implementation, your blog helped me greatlyhttps://github.com/PiotrZakrzewski/julia-tsp1 min read·Feb 22, 2022----
Piotr ZakrzewskiinplotwiseFastest Way to get City DataAt Plotwise we rely heavily on the Open Street Maps (OSM). We are interested in streets (ways in OSM parlance) as we are in the business of…3 min read·Nov 26, 2021--2--2
Piotr ZakrzewskiGreat post, thanks a lot for publishing it! Do you still use H3 in your work?1 min read·Oct 24, 2021----
Piotr ZakrzewskiinplotwiseWhen to dump json?Disclaimer: This is a fairly specific benchmark, it addresses only serialization performance of a single big Python object. That was the…6 min read·Sep 28, 2021----
Piotr ZakrzewskiinplotwiseMatching GPS to a roadI bet you never thought about it, as the problem seems trivial. When you drive with GPS-enabled navigation in your car, how does your…7 min read·Jun 25, 2021----
Piotr ZakrzewskiWill your PR ever be Merged?Have you ever made an open source contribution? Whether your PR is rejected / ignored or successfully merged can depend on factors other…7 min read·Dec 21, 2020----
Piotr ZakrzewskiMacrobase Diff Case Study 1: IMDB MoviesLets analyse a known dataset: the Kaggle IMDB dataset, which contains info about some of the best rated movies. We will see what useful…4 min read·Nov 21, 2020----
Piotr ZakrzewskiMacrobase Diff — minimal implementationIn my last post ( https://pzakrzewski.com/posts/macrobase/) I introduced Macrobase, a tool and a methodology for prioritising attention in…2 min read·Nov 15, 2020----
Piotr ZakrzewskiMacrobase — Prioritising Attention in DataSome time ago I played around with Macrobase, as I have been interested in anomaly detection for analysing monitoring metrics. It is an…4 min read·Sep 6, 2020----
Piotr ZakrzewskigRPC vs GraphQL with keep-aliveIn this blog post I focus on raw performance and try to dispel some myths and misconceptions about where gRPC performance comes from.4 min read·Nov 20, 2018--3--3