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ReactOS 0.4.6 released
ReactOS is a free, opensource reimplementation of windows
New
The latest blog posts to take off on Hacker News. 498 posts.
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Searching for the killer app of unikernels
When a radically different technology comes along it usually takes time before we figure out how to apply it. When we had steam engines running factories there was one engine in each factory with a giant driveshaft running through the whole factory. When the electric engine came along people started replacing the…
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The sudden death and eternal life of Solaris
As had been rumored for a while, Oracle effectively killed Solaris on Friday . When I first saw this, I had assumed that this was merely a deep cut, but in talking to Solaris engineers still at Oracle, it is clearly much more than that. It is a cut so deep as to be fatal: the core Solaris engineering organization lost…
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Hell is a multi-threaded C++ program (2006)
What are threads? Every modern operating system has support for threads, and most programming environments provide some level of support for...
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A Bourne-style shell built from scratch in 35 minutes [video]
We build a shell in the style of the Bourne shell, Bash, zsh, etc. It supports (1) running commands with arbitrarily many arguments, (2) quoting those arguments, and (3) combining the commands into arbitrarily long pipelines where the output of one command becomes the input of the next. This requires writing a parser…
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LogDevice: a distributed data store for logs
Visit the post for more.
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Hardening the Kernel in Android Oreo
News and insights on the Android platform, developer tools, and events.
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Concurrent JavaScript: It can work
With the recent addition of SharedArrayBuffer, concurrency is finding its way into the JavaScript language.
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Coreboot and Skylake, Part 2: A Beautiful Game
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.
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Treating performance as a product: The technical story of Asana’s rewrite
Learn how the engineering team at Asana rewrote the Asana app to improve app performance and speed from an in-depth, technical perspective.
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Farewell, Solaris
MongoDB's blog includes technical tutorials, MongoDB best practices, customer stories, and industry news related to the leading non-relational database.
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An adventure in trying to optimize math.Atan2 with Go assembly
This is a recount of an adventure where I experimented with some Go assembly coding in trying to optimize the math.Atan2 function.
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How Uploadcare Built a Stack That Handles 350M File API Requests per Day
Discover the tech stack used by Uploadcare. Explore 45 tools across 4 categories.
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Decommissioned mobile devices as cheap energy-efficient compute nodes
The performance of mobile phone processors has been steadily increasing, causing the performance gap between server and mobile processors to narrow with mobile processors sporting superior performance per unit energy. Fueled by the slowing of Moore’s Law, the overall performance of single-chip mobile and server…
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A straight talk about btrfs
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167
Rethinking the D-Bus Message Bus
Later this year, on November 21, 2017, D-Bus will see its 15th birthday. An impressive age, only shy of the KDE and GNOME projects, whose collaboration inspired the creation of this independent IPC system. While still relied upon by the most recent KDE and GNOME releases, D-Bus is not free of criticism. Despite its…
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A history of branch prediction
This is a pseudo-transcript for a talk on branch prediction given at Two Sigma on 8/22/2017 to kick off "localhost", a talk series organized by RC .
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Inside a fast CSS engine
Project Quantum is a major rewrite of Firefox’s internals to make Firefox fast. We’re swapping in parts from our experimental browser, Servo, and making massive improvements to other parts of ...
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Serverless Raspberry Pi Cluster with Docker
Learn how to deploy Docker Swarm to create a Raspberry Pi cluster then turn it into a serverless super-computer with the OpenFaaS framework for Docker.
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Latency matters
A month ago, danluu wrote about [terminal and shell performance](https://danluu.com/term-latency/). In that post, he measured the latency between a key being pressed and the corresponding character appearing in the terminal. Across terminals, median latencies ranged between 5 and 45 milliseconds, with the 99.9th…
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Ideal OS: Rebooting the Desktop Operating System
Twitter user ekse has graciously translated this blog to Chinese. Thanks! TL;DR: By the end of this essay I hope to convince you of the following facts. First, that modern desktop operating systems are anything but. They are bloated, slow, and layered with legacy cruft that still functions only thanks to Moore's Law…
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Why PS4 downloads are so slow
PS4 downloads have a reputation of being very slow. I did some digging to find out the root cause, and was surprised.
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X: The First Fully Modular Software Disaster
X-Windows is the Iran-Contra of graphical user interfaces: a tragedy of political compromises, entangled alliances, marketing hype, and just plain greed. X-Windows is to memory as Ronald Reagan was to money. Years of "Voodoo Ergonomics" have resulted in an unprecedented memory deficit of gargantuan proportions…
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Casually removing root files
You’re walking at $HOME, minding your own business. $ whoami > user $ pwd > /home/user But something is bothering your feet. It’s like if a little rock has fallen into your shoe. You take it off, to see what’s going on. $ ls -lah ./left-shoe ---------- 1 root root 4 May 30 13:20 little-rock That’s odd. It’s there, but…
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Migrating 1200 databases from MySQL to Postgres
Once Upon a Time there was a company called Base7Booking that by the beginning of 2016 it was supporting around 1200 databases on MySQL 5...
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The HDFS Juggernaut
There's been much focus on MongoDB, Elastic and Redis in terms of data exposure on the Internet due to their general popularity in the developer community. However, in terms of data volume it turns out that HDFS is the real juggernaut. To give you a better idea here's a quick