All Posts · dr knz @ work

2024

The Share Web A manifesto Jul 2024

Unusual primitives in programming languages Jan 2024

2023

The machine does not (yet) think outside of the box Dec 2023

One-on-one meeting questions Jan 2023

2022

Loss of input in Charm’s Bubbletea Nov 2022

People management incentives “Help! How do I make my manager care more?” Oct 2022

Autism challenges on the workplace (2022) From personal advocacy to group advocacy Sep 2022

You’re a Tech Lead. What now? Jun 2022

Navigating and optimizing performance reviews May 2022

Updates to CockroachDB’s security architecture between v20.1 and v22.1 Feb 2022

Self-direction: navigating agency and responsibility Feb 2022

Tech Career Progression for Beginners Everything you didn't learn at school about evolving in a corporation Feb 2022

Understanding the Beginner’s Mind How to deal with different learning styles and anxieties Feb 2022

Levels of Technical Leadership Feb 2022

Abstract Machine Models Also: what Rust got particularly right Feb 2022

2021

How to get into computer security (2/2) Data & Dev S1:E7 — Transcript Nov 2021

How to get into computer security (1/2) Data & Dev S1:E6 — Transcript Nov 2021

My Go executable files are still large What's new in 2021 and Go 1.16 Apr 2021

Autism challenges on the workplace (2021, 5/5) Intersectionality and class struggles Apr 2021

Autism challenges on the workplace (2021, 4/5) Autism for (allistic) dummies Apr 2021

Autism challenges on the workplace (2021, 3/5) Suitable support structures Mar 2021

Autism challenges on the workplace (2021, 2/5) A disability of trust Mar 2021

Autism challenges on the workplace (2021, 1/5) The importance of advocacy Mar 2021

2020

Errors vs. exceptions in Go and C++ in 2020 Why and how exceptions are still better for performance, even in Go Dec 2020

The Go low-level calling convention on x86-64 (updated) What's new in 2020 and in Go 1.15 Nov 2020

Beyond fmt.Errorf()—everyday error objects in Go The CockroachDB errors library, part 4/ Oct 2020

The Go error printing catastrophe The CockroachDB errors library, part 3/ Oct 2020

The Go standard error APIs The CockroachDB errors library, part 1/ Oct 2020

Go’s formatting APIs The CockroachDB errors library, part 2/ Oct 2020

Cloud-Native Security has Two R’s, not Three How I saved $50k and how you can too Sep 2020

Expressivity vs Tractability Sep 2020

Nested transactions in CockroachDB 20.1 External blog post Jun 2020

Ubuntu without Snap May 2020

Local connection overheads in PostgreSQL and CockroachDB Apr 2020

Authentication configuration in PostgreSQL and CockroachDB Apr 2020

Autism challenges on the workplace (2020) Apr 2020

Data flows and security architecture in CockroachDB Feb 2020

The STRIDE threat model with examples Feb 2020

A tour of Emacs as my Go editor Jan 2020

2019

Starting Your Remote Workplace For Fun and Profit Oct 2019

Hacking week: hardware/software co-design for a UT-LEON3 extension Aug 2019

I stopped using Slack and it is wonderful Jul 2019

Autism challenges on the workplace (2019) Apr 2019

Why are my Go executable files so large? Size visualization of Go executables using D3 Mar 2019

The acronym “DML” may not mean what you think it means Jan 2019

2018

My database has bugs — now what? Nov 2018

Measuring errors vs. exceptions in Go and C++ Also, why and how exceptions are usually better for performance, even in Go Sep 2018

Measuring argument passing in Go and C++ Aug 2018

Measuring multiple return values in Go and C++ Aug 2018

The Go low-level calling convention on x86-64 Jul 2018

The “PostgreSQL” in CockroachDB — Why? May 2018

The “Open Source” in CockroachDB May 2018

The “Wow” effect in CockroachDB May 2018

2017

Local and distributed query processing in CockroachDB External blog post Jun 2017

On the Way to Better SQL Joins in CockroachDB v1.0 External blog post Feb 2017

2016

Memory Usage in CockroachDB External blog post Nov 2016

Squashing a Schrödinbug With Strong Typing External blog post Aug 2016

Modesty in Simplicity: SQL JOINs in CockroachDB pre-1.0 Beta External blog post Jul 2016

Critters in a Jar: Running CockroachDB in a FreeBSD Jail External blog post Jul 2016

The 4th law of programming language comparisons Jun 2016

Revisiting SQL typing in CockroachDB External blog post Jun 2016

DYI Jepsen Testing CockroachDB External blog post Apr 2016

2015

CS PhD student in the Netherlands: to be or not to be? Jan 2015

2014

The Dark Resistance Dec 2014

Open problems in Computer Science Oct 2014

On the future of computer science Sep 2014

My “ideal” Bachelor of Informatics Sep 2014

How good are you at programming? A CEFR-like approach to measure programming proficiency Jul 2014

Rust for functional programmers Jul 2014

Categories from scratch Apr 2014

Haskell for OCaml programmers Mar 2014

Proefstuderen Informatica Jan 2014

2013

Crazy research: bio warfare against mega corps Nov 2013

Finding the right tool for the job - FAIL Oct 2013

OpenRISC / de0 nano resources Sep 2013

Resources on writing and teaching Sep 2013

Introductie Unix De eerste dag overleven Sep 2013

Comments on the Mill CPU from OotB Computing Aug 2013

Building computing systems for research and innovation Jun 2013

Frustrated elements of symmetry Jun 2013

How I met the Microgrids Feb 2013

The Vaucanson story Feb 2013

Proposal: high-level thermal modeling Feb 2013

2012

On the Turing-Completeness of C (cont.) Nov 2012

On the Turing-Completeness of C Nov 2012