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Why I will never buy another Samsung device
I’ve been on Nexuses and Pixels since Nexus one. Stock-or-nothing was me. However, the mobile phone market has become a bit stale and…
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A simple system I’m using to stay in touch with hundreds of people
Staying in touch with people is one of these asymmetric habits that require little effort, time and resources but has an unlimited upside.
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We're going to need a lot of solar panels
The team at Terraform Industries is now 11 people working towards a near term future where atmospheric CO2, much of it centuries of unpriced industrial waste, becomes the preferred default source o…
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Goodbye, data science
This is more of a personal post than something intended to be profound. If you are looking for a point, you will not find one here. Frankly I am not even sure who the target audience is for this (p…
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Life is not short
The most surprising thing is that you wouldn’t let anyone steal your property, but you consistently let people steal your time, which is infinitely more valuable.
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Software I’m thankful for (2021)
Most Unix-ish APIs, from files to sockets are a bit of a mess today. Endless poorly documented sockopts, unexpected changes in write semantics across FSs and OSes, good luck trying to figure out mtimes . But despite the mess, I can generally wrap my head around open/read/write/close. I can strace a binary and figure…
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A Minimum Viable Computer, or Linux for $15
Building a fully functional Linux handheld computer for under $15, featuring a custom PCB design, minimal BOM cost, and practical usability
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An interactive guide to Flexbox
When we truly learn the secrets of the Flexbox layout mode, we can build absolutely incredible things. Fluid layouts that stretch and shrink without arbitrary breakpoints. In this action-packed interactive tutorial, we'll pop the hood on the Flexbox algorithm and learn how to do remarkable things with it. ✨
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I built a receipt printer for GitHub issues
I wanted a way to have physical tickets from GitHub in front of me. One Epson printer, a Raspberry Pi, and some PHP later, I had a working system in place.
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Teaching is a slow process of becoming everything you hate
Here are some things that I hated as a student. At the time, I thought my teachers didn’t understand or care how terrible they were.
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The curious case of the Raspberry Pi in the network closet (2019)
Personal Blog of Christian Haschek
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Learnings from 5 years of tech startup code audits
While I was leading PKC’s security practice, we did probably 20-30 code security audits, almost of all of them for startups that were just around their Series A or B (that was usually when they had cash and realized that it’d be good to take a deeper look at their security, after the do-or-die focus on product market…
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Investigating why Steam started picking a random font
Out of the blue my Steam started picking a random font I had in my user fonts dir: Virgil , the Excalidraw font.
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I record myself on audio 24x7 and use an AI to process the information
What will happen when our phones record everything we say 24x7 using AI to process that information?, before someone else does, I tried to do it myself, and this is the result. First of all some clarifications. It’s not really 24x7 because I didn’t find it useful to leave it
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What “work” looks like
Collaboration is amazing! There’s absolutely no trade-offs, right? The mantra of sharing your work and involving everyone in decisions naturally leads to…
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I think I know why you can't hire engineers right now
and i think you do too - but i'll tell you anyway
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Productivity porn
I have a pornography problem, but it’s not what you’re thinking. In fact, if you’re anything like me, you might too.
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The computers used to do 3D animation for Final Fantasy VII in 1996
It's time for a little dive into mid-1990s computer history!
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Thank You, Valve
For all the effort to make Linux a platform to game on.
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Avoiding homework with code and getting caught
The eventful tale of me getting fed up with my homework
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See what JavaScript commands get injected through an in-app browser
I work with U.S. law firms as a non-testifying technical consulting expert on matters involving the Apple platform and iOS apps. Learn more about my litigation consulting.
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How to build a personal webpage from scratch
An opinionated introduction to designing and deploying a modern static webpage.
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New(ish) command line tools
A list of new(ish) command line tools
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A career ending mistake
As software engineers, we're constantly making detailed, elaborate plans for computers to execute. Isn't it weird that we rarely give a moment's thought to the program for our own careers?