2821
Tiny Code Reader: a $7 QR code sensor
So cheap I bought three
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 4,417 posts.
2822
2823
Emacs: Mastering Eshell
Emacs has a shell written entirely in Emacs Lisp. Here's how you master Eshell, a versatile and powerful shell capable of supplanting bash or zsh as your daily driver.
2824
Simplify
I used to be a slave to my startups. If I wasn't working, I had a perpetual feeling of guilt that I should be working. I had a revelation one day when I realized I didn't have to read everything I found on the Internet.
2825
The Software Developer's Sketchbook
It's not about technology for its own sake. It's about being able to implement your ideas.
2826
Automatic categorization of text is a core tool now
Get ready for medium data
2827
The Orange Pi 5 Plus
The launch of the Raspberry Pi 5 was a bit… underwhelming, to be honest. Part of that is because the Raspberry Pi Foundation favors incremental improvement ...
2828
We have an epidemic of bad posture
What happens if you Google “coworking space”? You see people working hard. I see lots of necks, backs, arms, wrist and hands that will need phyiscal therapy in…
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2831
JPEG-XL vs. AVIF and Others: 27 Images Compared
The current debate surrounding AVIF versus JPEG XL needs some third-party quantitative data to support arguments on either side. I've compiled a dataset of 27 high-resolution photographic images to compare performance across them all at a wide fidelity range.
2832
Procrastination should be solved by lighting fires, not filling buckets
2019 update: Wow, people are still reading this! I wrote this 6 years ago. I’m going to leave it unedited + add some new thoughts. With the benefit of hindsight, I think… thinking about productivity apps is a sort of proxy approach to thinking about productivity itself. I never did…
2833
Gains I'm seeing from my second brain tool
Field notes on shipping fast, privacy-first, evergreen web products.
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An eBook pricing model that resulted in $100,000 in sales
How you price a product can have a radical impact on the revenue you make from it. My search for the perfect pricing model resulted in an additional $50,000 (a 170% increase) in revenue. Here's how.
2836
Curate your shell history
You can make your shell history more useful by removing the typos and false starts.
2837
Maintaining an Android app in Google Play Store is a lot of work
Lessons on maintaining a hobby Android app
2838
Git ls-files is Faster Than Fd and Find
Git ls-files is up to 5 times faster than fd or find in this benchmark, but why?
2839
LLM codegen go brrr – Parallelization with Git worktrees and tmux
If you're underwhelmed with AI coding agents or simply want to get more out of them, give parallelization a try. After seeing the results firsthand over the past month, I'm ready to call myself an evangelist. The throughput improvements are incredible, and I don't feel like I'm losing control of the codebase.
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Training my smartwatch to track intelligence
Training my watch to track intelligence
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Improving Emacs Isearch Usability with Transient
Emacs incremental search (isearch) has an embarrassingly rich feature set. That said, I rarely use isearch beyond its basics for the twofold reasons: There are many isearch commands that are...
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The case of the missing WAV audio files on the FAT32 SD Card
Buckle up kids, as this is a tale. As you may know, I have a lovely podcast at ...
2846
Announcing the new Roslyn-powered .NET Framework Reference Source
In 2007 ScottGu's team announced they were releasing the .NET Framework source ...
2847
Thermochromic Breadboard
A breadboard with visual indication of overheating of the parts.
2848
How to present backend demos
Made in Notion, the connected workspace where AI agents and teams organize docs, projects and knowledge together.
2849
Ottopot, a sophisticated DIY MIDI controller
This is the ottopot. It's a MIDI controller I made with nothing but 8 dials. However, the dials I made in the highest quality that I possibly could. There are 2 things in particular that I haven't seen in any other similar devices: High resolution with 14bit MIDI CCs (12bit effective resolution) and a quasi-1:1…
2850
Writing a Profiler in 240 lines of pure Java
A few months back, I started writing a profiler from scratch, and the code since became the base of my profiler validation tools. The only problem with this project: I wanted to write a proper non-safepoint-biased profiler from scratch. This … Continue reading →