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Jane Street and the OCaml Compiler (2018) [video]
Jane Street is a quantitative trading firm and liquidity provider with a unique focus on technology and collaborative problem solving.
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The latest blog posts to take off on Hacker News. 5,567 posts.
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Speeding up Linux disk encryption
Encrypting data at rest is vital for Cloudflare with more than 200 data centres across the world. In this post, we will investigate the performance of disk encryption on Linux and explain how we made it at least two times faster for ourselves and our customers!
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WebKit will delete all local storage after 7 days
Apple will delete your data if you don’t use an app for seven days. This effectively kills offline web apps.
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A detailed look at the router provided by my ISP
I have been living in my current apartment for more than a year now and I noticed I have never inspected my router which was provided by my ISP when I moved in. The only thing I changed in router is
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Smalltalk-87
In late 1986 and early 1987 an ad hoc group of Smalltalk implementors got together to see if they could agree on a design for the next major version of Smalltalk, after Smalltalk-80. The intent was that what they agreed upon would feed into an IEEE standardization process. That process never got
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Yak Shaving – Swift Edition
Miguel de Icaza's Blog
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Blameless post-mortems and a just culture (2012)
Last week, Owen Thomas wrote a flattering article over at Business Insider on how we handle errors and mistakes at Etsy. I thought...
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A National Emergency Library to Provide Digitized Books
To address our unprecedented global and immediate need for access to reading and research materials, as of today, March 24, 2020, the Internet Archive will suspend waitlists for the 1.4 million (and growing) books in our lending library by creating a National Emergency Library to serve the nation’s displaced learners…
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Zig cc: A drop-in replacement for GCC/Clang
If you have heard of Zig before, you may know it as a promising new programming language which is ambitiously trying to overthrow C as the de-facto systems language. But did you know that it also can straight up compile C code?
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Markdown is an excellent choice for documentation
Every few months, it seems a new post decrying the use of markdown for documentation (or other things) rises to the top of Hacker News. There are often good reasons for preferring a more structured option, like reStructuredText, LaTeX, or Asciidoc. Especially in projects where more formal text is required, or where…
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Little Snitch and the deprecation of kernel extensions
You probably came here because your Mac showed a message telling you that software from “Objective Development Software GmbH” (Little Snitch) loaded a system extension that will no longer be compatible with a future version of macOS and that you…
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Full third-party cookie blocking and more
This blog post covers several enhancements to Intelligent Tracking Prevention (ITP) in iOS and iPadOS 13.4 and Safari 13.1 on macOS to address our latest discoveries in the industry around tracking.
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Don't write documentation in Markdown
Please don't write your documentation in Markdown. Please. I'm begging you. Markdown is tolerable for short documentation, like a readme.md. Past that, it's...
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Compaq and Coronavirus
Compaq’s descent from a company of action to a brand is a frightening parable for the the West’s focus on talk over action.
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Cronopete – A Linux clone of Time Machine
Cronopete is a Linux clone of Time Machine, the backup utility for Mac from Apple. It aims to mimic it as closely as possible.
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Face Masks: Much More Than You Wanted to Know
There’s been recent controversy about the use of face masks for protection against coronavirus. Mainstream sources, including the CDC and most of the media say masks are likely useless and no…
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Setting up Git identities
Working on many projects across multiple identities can be difficult to manage. This is a procedure for leveraging git aliases to set an identity at the project level.
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Concurrent Programming, with Examples
Mention concurrency and you’re bound to get two kinds of unsolicited advice: first that it’s a nightmarish problem which will melt your brain, and second that there’s a magical programming language or niche paradigm which will make all your problems disappear.
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The field of “useful reals” between rational and real numbers (2019)
Most schools teach number systems the same way. First they teach natural numbers (or “counting numbers”), then integers, rationals, reals, and complex numbers, in that order. Rationals are countable and reals are not, but that’s okay. Once you start taking roots, you need a number system more powerful than a countable…
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Why Is Facebook Not in the Cloud Business?
This article walks through the technical and cultural reasons why Facebook is not in the cloud business, and whether it will be in the future.
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Using Zoom? Here are the privacy issues you need to be aware of
If you’re using Zoom while working from home, you should be aware of Zoom's privacy policies, including its “attention tracking” tool.
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Implementing single-file web components
Probably everyone who knows the Vue.js also heard about its single-file components. This simple idea allows developers to define the entire code of a component in one file.
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End-to-end encryption in the browser
Excalidraw introduces browser-based end-to-end encryption using Web Cryptography APIs for secure, private drawing storage.
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An in-depth look at OCaml’s new “best-fit” garbage collector strategy
An in-depth Look at OCaml’s new "Best-fit" Garbage Collector Strategy The Garbage Collector probably is OCaml’s greatest unsung hero. Its pragmatic approach allows us to allocate without much fear of efficiency loss. In a way, the fact that most OCaml hackers know little about it is a good sign:...
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Secure by Design
I really like Secure by Design. The key idea is that there is a big overlap between secure code and good software design. Code that is strict, clear and focused will be easier to reason about, and …
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