Posts

2025-04-05Done with GitHub Actions Supply Chain Attacks
A new tool to install binaries or scripts from GitHub releases with SHA-256 hashes.
2025-03-19How fast is CeTZ-Plot?
Benchmarking the CeTZ-Plot library against gnuplot, and matplotlib.
2025-03-18Plotting a CSV file with Typst and CeTZ-Plot
A fast and reliable way to plot data similar to gnuplot.
2025-03-17The 'They Did It' Fallacy
Scapegoating distracts us from finding real solutions to real problems.
2025-02-08On Interface Design
Some thoughts from me and DeepSeek R1 on designing an API
2025-02-06The transformrs crate: Interface for AI API providers
(In)famously, Rust has a bad reputation for AI and is 'not learning yet', but I think it is ready.
2025-01-31AI learning rate and some thoughts
Thinking about solar, battery, chip, and AI cost reduction rates.
2025-01-27Live reloading for any generated website
A little trick to generate and live-reload HTML pages.
2025-01-25Running code in blog posts is probably a bad idea
Something I learned the hard way
2024-05-30Battery Learning Curves
Estimating the learning rate of batteries
2024-05-29Summary of Same as Ever by Morgan Housel
A Guide to What Never Changes
2024-04-29Some SaaS banned me, again
A reminder to not trust software as a service.
2024-04-25The history of the ROC curve
The history of the receiver operating characteristic curve is well known, or is it?
2024-04-17Updating my notes via email
Using Cloudflare Workers to update a Git repository based on an email.
2024-03-08Installing Forgejo with a separate runner
Docker Compose configuration files and some scripts to get it working
2024-02-23Encrypting and decrypting a secret with wasm_bindgen
Using AES-GCM using the Web Crypto (subtle.crypto) API.
2024-02-19How much have batteries changed over time?
Looking at multiple years of data for phone and car batteries.
2024-01-28An old solution to modern OpenAI GPTs problems
Running arbitrary programs inside a GPT.
2023-11-25Triggering `entr`
Executing commands automatically upon file changes.
2023-01-24GPT versus Google
Comparing results for queries from ChatGPT and Google.
2022-06-25Why I still recommend Julia (for Data Science)
A deep dive on why the Julia language is productive
2022-03-19Optimizing Julia code
How running time and time to first X can be reduced by fixing type inference problems.
2022-02-16Static site authentication
Setting up authentication can be quite tricky. This post walks through a few options.
2021-12-01Bayesian Latent Profile Analysis (mixture modeling)
This post discusses some latent analysis techniques and runs a Bayesian analysis for example data where the outcome is continuous, also known as latent profile analysis (LPA).
2021-11-17Collinear Bayes
Verifying that a Bayesian model can handle collinearity better than a Frequentist model.
2021-11-07Random forest, Shapley values and multicollinearity
How well do Shapley values and decision-tree-based models deal with multicollinearity?
2021-10-27Nested cross-validation
Plots for nested cross-validation
2021-06-16Increasing model accuracy by using foreknowledge
Using priors for binary logistic regression
2021-01-21Random forest classification in Julia
Fitting a random forest classifier and reporting accuracy metrics.
2020-12-16GitHub and GitLab commands cheatsheet
A cheatsheet for commands like 'Fix #2334'.
2020-11-29Design cheatsheet
A summary of design tips and tricks.
2020-11-14Frequentist and Bayesian coin flipping
Comparing both statistical paradigms on a coin flipping example.
2020-11-07Installing NixOS with encryption on a Lenovo laptop
Specifically, installing NixOS on the Lenovo Yoga 7.
2020-11-04The logit and logistic functions
Providing the definitions, some plots and useful values to remember.
2020-09-26The principle of maximum entropy
Obtaining the least informative distribution.
2020-08-12Writing effectively
Why writing should be valuable to the reader.
2020-07-29Writing checklist
A list to quickly check for common mistakes in writing.
2020-06-28Combinations and permutations
Deriving the equations for combinations and permutations.
2020-06-27Comparing means and SDs
Transforming means and SDs from numbers in different ranges to the same range.
2020-05-11Predicates and reproducibility
Thinking about the layers above statistics.
2020-03-05Simple and binary regression
Applying a simple and binary (logistic) regression to simulated data.
2020-02-02The greatest sales deck someone else has ever seen
It's Zuora's deck
2020-01-24Correlations
The equations and some examples for the Pearson correlation coefficient.
2020-01-16Benefits of writing blog posts
Convincing myself of why writing is a good habit to have.
2019-12-29Statistical power from scratch
Explaining statistical power by first finding the binomial and normal distributions.
2019-12-03Niceties in the Julia programming language
A quick walk through some Julia syntax and interesting features.
2019-12-01NixOS configuration highlights
Particularily neat parts of using NixOS.
2019-10-29Entr
A tool for executing commands automatically upon file changes.
2015-08-25QoS setup using Tomato in combination with an Experiabox
My first blog post.

Rik Huijzer. The text is licensed under CC BY-SA 4.0. The code is licensed under the MIT License. Website built with Franklin.jl and the Julia programming language. Last update: 2025-04-07.