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Secure Access to 100 AWS Accounts
Explore technical topics, solutions, and resources for building with Twilio – and beyond.
Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 716 posts.
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Some thoughts on Spectre and Meltdown
The story of these attacks starts in late 2004. I had submitted my doctoral thesis and had a few months before flying back to Oxford for my defense, so I turned to some light reading: Intel's latest "Optimization Manual", full of tips on how to write faster code. (Eking out every last nanosecond of performance has…
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A 48Khz digital music player for the Commodore 64
Move over, Sennheiser. Make yourself scarce, Bose. Here comes the ultimate Hi-Fi solution for your living room: The Commodore 64! I s it sa...
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Why writing a linked list in safe Rust is so damned hard
Before I start this post, let me preface it by saying that I’m not an experienced Rustacean by any means. The excellent foks at /r/rust gave a lot of helpful feedback and cleared up some misconceptions I had. Futher errata and corrections are appreciated. This post is aimed at helping other fledgling rust-learners…
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The benefits and costs of writing a POSIX kernel in a high-level language
This paper presents an evaluation of the use of a high-level language (HLL) with garbage collection to implement a monolithic POSIX-style kernel. The goal is to explore if it is reasonable to use an HLL instead of C for such kernels, by examining performance costs, implementation challenges, and programmability and…
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SQL as an API language
Datasette (previously) is my open source tool for exploring and publishing structured data. There are a lot of ideas embedded in Datasette. I realized that I haven’t put many of …
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John Ousterhout: My favorite sayings
Programmers tend to worry too much and too soon about performance. Many college-level Computer Science classes focus on fancy algorithms to improve performance, but in real life performance rarely matters. Most real-world programs run plenty fast enough on today's machines without any particular attention to…
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Kubernetes Containerd Integration Goes GA
Kubernetes Containerd Integration Goes GAIn a previous blog - Containerd Brings More Container Runtime Options for Kubernetes, we introduced the alpha version of the Kubernetes containerd integration. With another 6 months of development, the integration with containerd is now generally available! You can now use…
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Plotter Drawings: Five seconds of Donkey Kong
One of my hobbies is using a pen plotter to make computer-generated drawings. If you really like them, you can buy one!
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“I-Cut-You-Choose” Cake-Cutting Protocol Inspires Solution to Gerrymandering
CMU researchers say getting political parties to equitably draw congressional district boundaries can be as easy as sharing cake.
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Qubes Air: Generalizing the Qubes Architecture
The Qubes OS project has been around for nearly 8 years now, since its original announcement back in April 2010 (and the actual origin date can be traced back to November 11th, 2009, when an initial email introducing this project was sent within ITL internally). Over these years Qubes h...
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Apple now strives to design and build products that last as long as possible
I think Lisa Jackson’s presentation at the September 2018 iPhone launch event was perhaps the most interesting and most profound. Lisa Jackson is Apple’s vice president of Environment, Policy…
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The secret life of NaN
The floating point standard defines a special value called Not-a-Number (NaN) which is used to represent, well, values that aren’t numbers. Double precision ...
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Custom domains on GitHub Pages gain support for HTTPS
Encryption for all GitHub Pages sites
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Amazon DynamoDB Transactions
May 20, 2024: As of September 2022, DynamoDB now supports 100 items per transactions. March 13, 2020: Post updated to clarify how to use transactions with global tables and the increase in the maximum number of items per transaction from 10 to 25. Over the years, customers have used Amazon DynamoDB for lots of…
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CoreRT – A .NET Runtime for AOT
Firstly, what exactly is CoreRT? From its GitHub repo .. a .NET Core runtime optimized for AOT (ahead of time compilation) scenarios, with the accompanying .NET native compiler toolchain
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Browser-Wars History: MD5-Hashed Posts Declassified
Robert O'Callahan. Christian. Kiwi. Software guy. All content human-authored unless otherwise noted.
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MINERVA-II1: Successful image capture, landing on Ryugu and hop
MINERVA-II1: Successful image capture, landing on Ryugu and hop!
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WebAssembly doesn’t make unsafe languages safe
WebAssembly is all the rage these days. And for good reasons. It’s pretty exciting to see many compiled languages adopting a common intermediate represe...
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Serverless Performance: Cloudflare Workers, Lambda and LambdaEdge
A few months ago we released a new way for people to run serverless Javascript called Cloudflare Workers. We believe Workers is the fastest way to execute serverless functions, but lets prove it.
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How to Fit a Large Program into a Small Machine (1999)
As a rule, "sophisticated" progrmming is pretty boring - optimizing the unnecessary to speed up the uninteresting. Here, however, is an incredibly sophisticated package intended for fun and games. The more you know about software, the more astounded you will become as you read this.
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Solving murder with Prolog
In our company we usually have a fun quiz every sunday and this was one of them
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GRPC and JSON
So you’ve bought into this whole RPC thing and want to try it out, but aren’t quite sure about Protocol Buffers. Your existing code encodes your own objects, or perhaps you have code that needs a particular encoding. What to do? Fortunately, gRPC is encoding agnostic! You can still get a lot of the benefits of gRPC…
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Zombie Processes Are Eating Your Memory
Zombies probably won’t consume 32 GB of your memory like they did to me, but zombie processes do exist, and I can help you find them and make sure that developers fix them. Tool source link is at t…
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