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The perils of transition to 64-bit time_t
(please note that there’s a correction at the bottom) In the Overview of cross-architecture portability problems, I have dedicated a section to the problems resulting from use of 32-bit time_…
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Systems & Performance
The most popular blog posts about systems & performance on Hacker News. 6,942 posts.
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Raspberry Pi 4 WiFi stops working at 2560 x 1440 screen resolution
This is part of a series of posts on the design and technical steps of creating Himblick , a digital signage box based on the Raspberry Pi 4.
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How C++ Resolves a Function Call
C is a simple language. You’re only allowed to have one function with each name. C++, on the other hand, gives you much more flexibility: You can have multiple functions …
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How a little bit of TCP knowledge is essential
Why you should understand (a little) about TCP
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Debugging a Linux network stack crash via a single register value
It’s not every day that you get to debug what may well be a packet of death. It was certainly the first time for me. What do I mean by “a packet of death”? A software bug where the network stack crashes in reaction to a single received network packet, taking down the whole operating system with it.
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How we migrated onto K8s in less than 12 months
Migrating onto Kubernetes can take years. Here’s why we decided it was worth undertaking, and how we moved a majority of our core services.
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Seconds Since the Epoch
This is not at all news, but it comes up often enough that I think there should be a concise explanation of the problem. People, myself included, like to say that POSIX time, also known as Unix time, is the number of seconds since the Unix epoch , which was 1970-01-01 at 00:00:00.
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What makes a senior engineer? Writing software vs. building systems
Junior Engineers care about writing Software. They value code quality, employ best practices, try to adopt cutting-edge technologies. They invest a lo
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Introducing Windows Terminal
We are beyond excited to announce Windows Terminal! Windows Terminal is a new, modern, fast, efficient, powerful, and productive terminal application for
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Why the Apple II ProDOS 2.4 Release Is the OS News of the Year
In September of 2016, a talented programmer released his own cooked update to a major company’s legacy operating system, purely because it needed to be done. A raft of new features, wrap-in p…
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Why NetNewsWire Is Fast
NetNewsWire is fast because performance is one of our core values. Being fast is part of the very definition of the app.
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From Oscilloscope to Wireshark: A UDP Story
Like many of you, I've got hardware on my desk that's sending UDP packets, and the time has come to take a closer look at them.
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Introducing the Windows Pseudo Console (ConPty)
In this, the fourth post in the Windows Command-Line series, we'll discuss the new Windows Pseudo Console (ConPTY) infrastructure and API - why we built it, what it's for, how it works, how to use it, and more.
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Slack’s Incident on 2-22-22
By Laura Nolan, with contributions from Glen D. Sanford, Jamie Scheinblum, and Chris Sullivan. Assessing conditions Slack experienced a major incident on February 22 this year, during which time many users were unable to connect to Slack, including the author — which certainly made my role as Incident Commander more…
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Build your own Docker with Linux namespaces, cgroups, and chroot
Take a practical approach to containerization as we guide you through the step-by-step process of building your own Docker-like environment using Linux namespaces, cgroups, and chroot. Dive into the code and command examples to gain a deeper understanding of how these technologies work together to create isolated and…
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Microsoft Announces Nano Server
Access to this page requires authorization. You can try signing in or changing directories .
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ReactOS 0.4.6 released
ReactOS is a free, opensource reimplementation of windows
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I Ported Coreboot to the ThinkPad X270
You are seeing this because the administrator of this website has set up Anubis to protect the server against the scourge of AI companies aggressively scraping websites. This can and does cause downtime for the websites, which makes their resources inaccessible for everyone.
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FoundationDB Document Layer
Today we’re open sourcing the FoundationDB Document Layer, a document-oriented database that extends the core functionality of the FoundationDB key-value store.
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Beginning fully autonomous operations with the 6th-generation Waymo driver
Waymo will begin fully autonomous operations with its 6th-generation Driver —an important step in bringing our technology to more riders in more cities. This latest system serves as the primary engine for our next era of expansion, with a streamlined configuration that drives down costs while maintaining our…
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We chose Java for our high-frequency trading application
In the world of High-Frequency Trading, automated applications process hundreds of millions of market signals every day and send back…
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ReactOS 0.4.4 Released
ReactOS is a free, opensource reimplementation of windows
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Files are the interface humans and agents interact with
a digital garden by daniel phiri
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Using the Internet without IPv4 connectivity
A technical blog about Rust, Linux and other topics.
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AV1 beats x264 and libvpx-vp9 in practical use case
Improved video compression is important for delivering digital video files more quickly and with higher quality, while using less bandwidth and storage. Everything from 4K movie streaming to smartp…