Johan Hidding

8 posts

Research Software Engineer. Enthusiastic about reproducible science, functional programming, and clear communication.

RSE4 Python3 Git3 Databases2 C++2 Physics2 Parallel Computing2 Julia1

Feb 2, 2023

Diversity in Software: four ways to think different

Photo by Steve Johnson on Unsplash Diversity in Software: four ways to think different Diversity is a hot topic. Let’s talk about diversity in Software. Hackers need to wake up and face the truth: a...

Nov 10, 2022

Unweaving legacy code using Entangled

For a Research Software Engineer, dealing with legacy code is seen as a chore: dirty work, but a necessary evil. But the truth is, every time I read someone else’s code, I learn something. Using Entan...

Jul 7, 2021

Literate Programming in Science

Photo by Prateek Katyal on Unsplash 2\. The How This is part 2 in a series on Literate Programming in Science. If you haven’t yet, please read part 1 “The Why”. > Literate programming /ˈlɪtəɹət ˈpɹəʊ...

Jan 16, 2020

Parallel programming in Python

Depending on your level of Python expertise, you might implement such an algorithm in different ways. In an introductory Python course we could write this function as follows. import randomdef calcpi(...

Jul 2, 2019

why all you’ll ever need is markdown

an introduction to Pandoc Photo by Daniel McCullough on Unsplash Markdown is widely used for writing up documents. It is supported by many blog engines, GitHub readme, you name it. There are many vari...

Jun 3, 2019

breaking the barrier fluid simulations parallel-in-time.

Parallel flows — Photo by Sergey Pesterev on Unsplash These days computers are growing faster only by adding more cores and increasing parallelism of the programs. As an example, suppose we are compu...

Jan 30, 2019

enTangleD

a bi-directional Literate Programming tool © Alessandra Sequeira, Entanglement ( http://sinapsisequeira.blogspot.com/ ) I present enTangleD (github.io pages), a tool for pain free literate programming...

Feb 3, 2017

Easier Docker in Python

Docker is a tool that creates a stack of virtual environments on top of a running Linux kernel. This allows you to run tools (and web services) in an encapsulated environment. I use Docker to call bi...

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