Learn some machine learning fundamentals in an afternoon
by Here is a plan to learn ML fundamentals in an afternoon by watching some videos on youtube: Follow this plan Machine learning fundamentals: What is …
Author: kostas
How to make interactive plots in Jupyter
Python has great options for plotting data. However, sometimes you want to explore data by changing parameters and rerunning plots to explore the effect of …
Yummy 3D plots
Very nice interactive 3D plots with Plotly. import plotly.graph_objects as go import numpy as np import pandas as pd # Read data from a csv …
How to create a versioned table from a crud table in Postgres with triggers
Example You have a user table in Postgres: CREATE SCHEMA tutorial; CREATE TABLE tutorial.crud_users ( id INT NOT NULL, username VARCHAR NOT NULL, CONSTRAINT crud_table_pkey …
Unusual instruments in Vietnam
The nose flute The Duo A’Reng, a primitive talkbox!
Getting back into operations research
For the last five years, I have been fascinated with machine learning techniques, but that fascination is slowly running out. I increasingly consider ML a …
Good Book, Bad Program
Programming is like writing a book. Both programs and books are written in a language, e.g. Datalog or Tagalog, but the similarity goes deeper than …
Comparing the Corona outbreak in Scandinavia and South/South-East Asia
I have read the WHO’s sitreps on CoViD-19 daily since the end of January 2020, where I was visiting Viet Nam. I now live in …
Our Sagawind 20
Through hulls on Sagawind 20 This year we bought an old sail boat from 1979 – a Sagawind 20. My first order of concern is …