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SoME1 results
Reflections on the Summer of Math Exposition
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I quit – Peak indifference, big tobacco
Peak indifference, big tobacco, disinformation and death
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Why obsessively following successful people online is dangerous
Convincing yourself that following more famous people online will lead to a better life is dangerous. You're simply wasting your time.
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How I raised a $5.1M seed as a first-time, female, solo founder for a biotech co
In January 2020 I closed a $5.1M seed round, my first financing for my first company. I’ve closed another ~$6M since then. This is how I raised that first round.
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Goodbye YC
I sent this email to the whole team at YC yesterday: When I joined YC 7.5 years ago, there weren’t many people around. PG and Jessica were still running things. We had offices in Mountain View,...
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My Life in E-Ink
Collection of odds and ends relating to e-readers including personal reminisces Background # Reading has been a huge part of my life. The written word has had arguably more of an impact on my life than anything I have experienced in person. As a kid back in early 2000’s; this meant a lot of library trips and saving…
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Learn by reading code: Python standard library design decisions explained
On your Python learning journey, you may have heard that a great way to get better is to read code written by other people. That's true, but finding good code to study is not easy, mostly because the design philosophy and the reasoning behind the code are rarely documented. The Python standard library is special in…
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Julia: Faster than Fortran, cleaner than Numpy
I'm super enthusiastic about Julia after running this comparison of Julia vs Numpy vs Fortran, for performance and code simplicity.
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Io_uring is not an event system
I’ve been hearing about io_uring on and off for the last couple of years. Its a relatively new technology in Linux to allow high-performance IO with very few overheads. Whenever its been mentioned, its usually been presented as a new alternative to select, poll and epoll. This led me to believe that it was just the…
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Revenge Bedtime Procrastination
This is the Sunday edition of Culture Study — the newsletter from Anne Helen Petersen, which you can read about here. If you like it and want more like it in your inbox, consider subscribing.
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The State of Web Scraping in 2021
Author: Mihai Avram | Date: 10/02/2021 The area of web scraping has really expanded in the last few years, and it helps to know some of the main frameworks, protocols, and etiquette so that you can…
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Firefox's Optimized Zip Format
This post is about minimizing amount of disk IO and CPU overhead when reading Zip files. I recently saw an article about a new format that was faster than zip. This is quite surprising as to my mind, zip is one of the most flexible and low-overhead formats I’ve encountered. Some googling showed me that over past 11…
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Power consumption of Game Boy flash cartridges
Flash cartridges (= "carts") are commonly used to run Game Boy ROMs, such as homebrew games or dumped officially released games, on real hardware. Different kinds of flash carts with various features and performance characteristics have been available for a long time, but flash carts have in general the reputation of…
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I Hacked Google App Engine: Anatomy of a Java Bytecode Exploit
Back in college, I was very interested in Java bytecode. When I got an internship at Google in 2013, I was skeptical of the security of the Java version of Google App Engine and got permission to spend the last week of my internship doing a mini red team exercise, trying to break into App Engine. This is the story of…
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Beg Bounties
When someone passed me hundreds of thousands of records on kids taken from CloudPets a few years ago [https://www.troyhunt.com/data-from-connected-cloudpets-teddy-bears-leaked-and-ransomed-exposing-kids-voice-messages/] , I had a nightmare of a time getting in touch with the company. They'd
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The big alcohol study that didn't happen
Why did a huge alcohol RCT get cancelled? A strange story of science, academia, bureaucratic maneuvering, ambition, politics, capitalism, the deep state, secret emails, and slippery ethical slopes.
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Don’t hire top talent; hire for weaknesses
Design your hiring process to find the right people to strengthen your teams' weaknesses, rather than trying to find the best people. Instead of "how can we find the smartest people?" think about "how can we find the people who will make our team stronger?"
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FreeBSD Jails for Fun and Profit (2020)
Docker has recently stormed into software development. While its concepts are powerful and valuable, similar tools have been used in systems for decades. FreeBSD’s jails in one of those tools which build upon even older chroot(2). To put it shortly, with these tools, you can make a safe environment separated from the…
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How SpaceX lands Starship (sort of)
aka: how I “accidentally” discovered what I already suspected: optimization methods are at the heart of landing rockets.
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1977: Zork
When four MIT hackers decide they can make a better Adventure, they start building a game that will still be topping bestseller charts eight years later.
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And you will know us by the company we keep
It feels as if we're at the tail end of the first era of social media in the West. Looking back at the companies that have survived, certain application architectural choices are ubiquitous. By now, we're all familiar with the infinite vertical scrolling feed of content units, the likes, the follows, the comments, the…