Infrastructure thoughts
May 19, 2026
Posts by Category
blog
How To Decide
Mar 31, 2026
I like this abstraction
Mar 29, 2026
The cache as a product category
Feb 13, 2026
How to report screw-ups without losing trust
Jan 2, 2026
How I use AI (December 2025)
Dec 31, 2025
Advent of Code 2025
Dec 13, 2025
When in doubt, batch requests
Sep 27, 2025
The Magic Secrets of System Design
Sep 5, 2025
Visual Summary of The Mom Test
Aug 5, 2025
Elon Muskās Algorithm
May 18, 2025
TAIKO NO TATSUJIN (game juice)
May 13, 2025
Unity toy experiment 1
May 11, 2025
All good design follows from this 7-step model
Apr 6, 2025
Three micro-productivity tips that work for me
Mar 3, 2025
How to refer to a file in Azure Devops
Feb 27, 2025
All Problems are Timely
Jan 8, 2025
What a Slinky Can Teach Us About System Design
Jan 4, 2025
Sweat the Small Stuff
Jan 4, 2025
The Blind Men and the Elephant
Jan 3, 2025
Advent of Code 2024 in Rust
Jan 2, 2025
Key concepts for scaling systems
Sep 18, 2024
Recently, I impressed myself with my own memory.
To learn, retrieve
May 28, 2024
Deploying your first AWS CloudFormation stack
May 10, 2024
Book notes: A philosophy of software design
May 3, 2024
The Juiciness of Slay The Spire
May 1, 2024
Validate your input and output ASAP
Apr 30, 2024
You should decouple your cli from your main function
Apr 25, 2024
What are your value-added activities?
Apr 18, 2024
Never Integrate Directly
Apr 3, 2024
Learning how to snowboard as a skier
Mar 27, 2024
The Algorithm
Feb 22, 2024
There will always be critics
Jan 23, 2024
A tale of two values
Jan 19, 2024
Working together with interfaces
Jan 16, 2024
3 examples of theory building
Jan 15, 2024
Rust colocates unit tests
Jan 13, 2024
Good documents are like vacation photos
Jan 12, 2024
How to give better feedback with the SBI-framework
Jan 11, 2024
How to speed up your code
Jan 10, 2024
Depending on things make them harder to change
Jan 9, 2024
Levels of work
Jan 7, 2024
How to: Shared decision making
Jan 7, 2024
How to figure out what to do
Jan 7, 2024
Write one word
Jan 5, 2024
System bottlenecks explained with water pipes
Jan 2, 2024
I recently passed the AWS Solution Architect Associate Exam (AWS SAA-C03), hereās how I did it
Nov 10, 2023
Unveiling a hidden gem: Achieving a 10x speedup on an AWS Athena SQL query with ZERO results on Google
Aug 6, 2023
Key design principles for dealing with (human) error
Jun 18, 2023
Tip: Use pytest fixtures instead of test data
Jun 1, 2023
Writing better code using interfaces
Apr 20, 2023
Unlocking the Secret to Never-ending Clean Dishes: The Surprising Systems Theory Approach You Need to Know!
Apr 14, 2023
Use assertions to check tensor sizes
Feb 10, 2023
Inversion of Control visualized
Feb 4, 2023
Keep seeking input
Jan 30, 2023
Flask Postgres basic setup
Jan 20, 2023
Focus on interests, not positions
Jan 19, 2023
Make sure you can find back your mlflow runs
Jan 18, 2023
So what?
Jan 10, 2023
Procrastination can be actually harmful
Dec 30, 2022
How to get bucket name and key for s3 urls in python
Dec 12, 2022
AWS Athena Cookbook
Jun 7, 2022
Donāt put your scale under your bed
May 30, 2022I recently bought a smart scale. Why? Because I like data and I think itās fun to collect and analyze my weight. Butā¦ I noticed something funny.
Refactoring code so that it becomes easier to test
May 27, 2022I refactored a piece of code but Iām not sure if I made it better.
Dan Harmon, creator of Rick and Morty, fielded questions from redditors in an Ask Me Anything (AMA) a while ago.
In this blog post I want to share with you how to change the font size of the code blocks in the minimal mistakes Jekyll theme when using Github Pages.
Show your work: Writing complex SQL queries
May 10, 2022This week I had to write this monster of an SQL query and I wanted to share some tips that I found useful.
I want to share a little piece of work that I recently completed. Hope you enjoy!
How to structure your python code
Apr 5, 2022In this post I want to show you how you can set up and structure your python code if you donāt know where to start. Just copy our setup!
Is your docker build step slow? Assuming you can install your code as a package, try installing your dependencies first and your code second.
How to fix AttributeError: module āregexā has no attribute āMatchā for SQLFluff
Mar 17, 2022In this blog post Iāll show you how to fix the AttributeError: module 'regex' has no attribute 'Match error when trying to install SQLFluff. SQLFluff is pop...
How to scale up your code
Mar 1, 2022As a machine learning engineer it is part of your job to run things on large data sets.
Our Amazon Sagemaker Processing job setup
Dec 6, 2021At Snappet (weāre hiring!) we use Sagemaker Processing jobs to power most of our machine learning workflow. Sagemaker Processing jobs create our data, train...
In this stackoverflow question someone asks how to view logging messages while unit testing. It got a lot of responses but none of them worked for me.
At my current job we use conda to manage our environments and poetry to manage our packages. I have to say that the setup is pretty sweet and wanted to shar...
How often does it happen to you that you thought you understood something well, but then once you have to explain it you realise that you didnāt really under...
You can always kill the feature
Jul 15, 2021If you arenāt sure whether you should build a feature or not, err on the side of building it. Why? Because you can always kill it.
Product thinking framework: transform waste
Jul 14, 2021In this blog post I want to share with you what I like to call a product thinking framework, a way of coming up with new startup ideas.
Imagine trying to run your blog with bundle exec jekyll serve or rake build and suddenly you are hit by this incompatible library error:
What is a startup?
Jul 7, 2021This is my summary of the Startup = Growth essay by Paul Graham. Much of the sentences are lifted ad verbatim so they canāt really be considered my own words...
Update
Jul 4, 2021Update time! Things happened while you were away: I got a new job, I went on a vacation, and I got vaccinated!
I am incredibly pleased to announce that Apple accepted my submission to their app store! In other words, I finally shipped my app to the app store š woohoo!...
In this blog post Iāll show you how to persist your data across sessions in react native using redux-persist.
How to paste a screenshot from your clipboard in VScode (and how this improved my writing workflow)
May 28, 2021In this blog post I want to tell you how I significantly sped up my writing workflow by hacking together a feature that allows me to seamlessly paste images ...
In this blog post Iāll show you how to remove the excerpt from your recent posts overview in your Jekyll blog running the Minimal Mistakes theme using Github...
How to take more useful paper notes
May 21, 2021I love notebooks. I love those fancy expensive Moleskins and Leuchtturms with 80 grams per squared meter acid-free paper, although I have no idea whether tha...
This week in: Today I learned (TIL)
May 4, 2021Iāve been keeping a running list of some of the interesting things that I learned these last couple of weeks. Hopefully you steal a trick or two from me here!
I couldnāt come up with a more catchy name so this is it! In this blog post Iāll show you how to auto-scroll to a focused TextInput in a ScrollView.
Three JavaScript tricks I learned today
Apr 26, 2021Today I learned some cool ātricksā (uhmmā¦ fundamentalsā¦) in JavaScript.
What did I really do these last 2 weeks?
Apr 10, 2021What did I really do these last two weeks?
Simple React Native Redux counter example
Mar 16, 2021If you are learning React Native and Redux and still really donāt understand Redux try looking at this simple counter app that I made. This app aims to clear...
How to add a bottom modal in React Native
Mar 14, 2021I made a small proof of concept on how to add a bottom modal to your react-native projects. I struggled quite a while on this because I didnāt really know wh...
February 1st 2021 marked my two year work anniversary and I wanted to take some time to reflect on the last two years.
According to legendary management guru Andy Grove, there can only be two reasons why youāre procrastinating. In High Output Management, he writes:
Set Python 3 as default on Mac
Jan 20, 2021The default Python version that ships with (older) Mac OS software is hilariously old. Because I am still developing on a mid-2014 MBP Retina (SUE ME!) I was...
8-Step Machine Learning Checklist
Nov 20, 2020Use this 8-step machine learning checklist to guide you through your machine learning projects.
Personal blog with minimal mistakes HOW TOs
Nov 19, 2020In this blog post Iāll show you how to change the size of your blog posts in the minimal mistakes theme.
3 mistakes I made today
Nov 18, 2020Today I want to share with you three mistakes that I made.
I built a bike (build log)
Oct 27, 2020I built a bike! This is going to be a short build log on how I did it. Big shoutout to my buddy Jelle an the store guy who were both instrumental in completi...
How to open last edited file in Vim
Oct 26, 2020While googling āHow to open my last edited file in Vimā, I found this excellent StackOverflow post.
Why is big tech (Instagram, Facebook, Twitter, Reddit, Pinterest, etc.) so damn addicting? The short answer is because they are engineered to be addicting.
Make your Anki flashcards atomic
Oct 24, 2020In Augmenting Long-Term Memory, quantum physicist Michael Nielsen explains how he uses Anki to augment his long-term memory. Nielsen explains why you should ...
Tools are everywhere around us. Thanks to our smart (and lethal) tools (i.e. bow and arrow) we have managed to box our way up to the top of the food chain. I...
Programming, as a craft, is funny. Compared to other crafts, like professional musicians, programmers donāt seem to deliberately practice their craft.
Filling my first Field Notes
Oct 21, 2020I recently filled my first Field Notes with notes! Usually I just toss them in a drawer never to be seen again, but not this time.
Blogging can save you work
Oct 18, 2020In You Should Write Blogs, Steve Yegge explains why you should blog. Steve is somewhat of a cult figure in the tech space. If youāve never heard of Steve Yeg...
Rebind shift + cmd + m to %>% (pipe symbol)
Aug 26, 2020I recently made a video about how to make custom complex modifications in Karabiner-elements. Someone saw this video and reached out to me for some help.
How to add a new kernel to your Jupyter Notebook
Aug 20, 2020In this blog post, Iāll tell you how to add a new kernel to your Jupyter notebook in just 3 simple steps.
Writing good commit messages can save you a lot of time. In this blog post I want to show you an example of that. At some point in the past I changed the col...
Youāre coding. Youāre in the flow. Youāre banging code out at the speed of light. Youāre building the software that is going to change the world. You git add...
How to set up a React and Flask project
Jul 15, 2020In this blog post I will go over how to set up your React and Flask project while avoiding the dreaded Cross-Origin Resource Sharing (CORS) error.
Video: Binary Search tutorial in Python
Jul 10, 2020Hey guys I just uploaded a new video to my YouTube channel! You can view the video by clicking here or it is embedded down below. In the video I explain a si...
Learning TypeScript - The basics
Jul 6, 2020For a new project at work I will have to lead a project in TypeScript. Here comes the kicker: Iāve never worked with TypeScript.
I donāt love my blog anymore. Help!
Jun 18, 2020I like my blog. Yet, I donāt love my blog.
React for data scientists part 1: Getting started
Jun 17, 2020With modern frameworks like React, Angular, Vue, Next.js, Gatsby, and Jekyll, modern web development can seem scary. However, I assure you that it is not. I...
How to add a splash image to minimal mistakes
Apr 8, 2020In this blog post I will show you how to add a simple splash image to your minimal mistakes blog. View my current splash page here.
How to add a teaser image to minimal mistakes
Apr 6, 2020In this blog post I will show you how to add a simple teaser image to the āYou may also likeā section of the minimal mistakes Jekyll theme. Adding a teaser i...
In this blogpost I tackle Leetcode problem 378 on finding the first unique character in a string.
Plotting with Matplotlib
Dec 24, 2019Plotting with matplotlib is really confusing. Understanding how it works under the hood helps to alleviate this pain enormously. This short blog post is here...
This blog post is an illustrated guide to regex and aims to provide a gentle introduction for people who never have fiddled with regex, want to, but are kind...
The Maker vs Manager Problem
Jul 26, 2019Itās well known that programmers dislike meetingsā¦ a lot. But have you ever wondered why programmers dislike meetings so much compared to other people? The ...
How to add Latex to Minimal Mistakes
Jul 24, 2019
How to change Jekyll theme to Minimal Mistakes
Jul 16, 2019
Scraping flashcards for Anki with Python
Apr 26, 2016
python
How to scale up your code
Mar 1, 2022As a machine learning engineer it is part of your job to run things on large data sets.
Our Amazon Sagemaker Processing job setup
Dec 6, 2021At Snappet (weāre hiring!) we use Sagemaker Processing jobs to power most of our machine learning workflow. Sagemaker Processing jobs create our data, train...
In this stackoverflow question someone asks how to view logging messages while unit testing. It got a lot of responses but none of them worked for me.
At my current job we use conda to manage our environments and poetry to manage our packages. I have to say that the setup is pretty sweet and wanted to shar...
product
You can always kill the feature
Jul 15, 2021If you arenāt sure whether you should build a feature or not, err on the side of building it. Why? Because you can always kill it.
Product thinking framework: transform waste
Jul 14, 2021In this blog post I want to share with you what I like to call a product thinking framework, a way of coming up with new startup ideas.
What is a startup?
Jul 7, 2021This is my summary of the Startup = Growth essay by Paul Graham. Much of the sentences are lifted ad verbatim so they canāt really be considered my own words...
startups
What is a startup?
Jul 7, 2021This is my summary of the Startup = Growth essay by Paul Graham. Much of the sentences are lifted ad verbatim so they canāt really be considered my own words...
testing
In this stackoverflow question someone asks how to view logging messages while unit testing. It got a lot of responses but none of them worked for me.
aws
Our Amazon Sagemaker Processing job setup
Dec 6, 2021At Snappet (weāre hiring!) we use Sagemaker Processing jobs to power most of our machine learning workflow. Sagemaker Processing jobs create our data, train...