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Smart thermostats inadvertently strain electric power grids
Smart thermostats may be falling into a dumb trap. While these devices save homeowners money, Cornell engineers found they may be prompting unintentional energy spikes on the grid.
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The latest blog posts to take off on Hacker News. 402 posts.
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What I wish someone would have told me about using RabbitMQ (2020)
RabbitMQ Crash Course for 2025
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Google Kubernetes Engine adds support for Arm nodes
With Google Kubernetes Engine’s (GKE) support for the new Tau VM T2A, you can run your containerized workloads on the Arm architecture.
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My favorite Erlang container
Forcing Kubernetes to let me do Erlang live code upgrades in a containerized deployment.
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How to Improve Your Monolith Before Transitioning to Microservices
Like tidying up a house before a total renovation, preparing your monolith is the first step towards transitioning to microservices.
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Selfhosting on Localhost
As a software engineer with a bit of job-induced paranoia, I love the idea of escaping the claws of big tech via self-hosting. In recent years, a plethora of amazing free and open source projects have emerged, providing alternatives to everything from Dropbox and iTunes to Android Home. However, I don’t want to manage…
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Linux Kernel vs. DPDK: HTTP Performance Showdown
A head-to-head performance comparison between the Linux kernel's network stack, and a kernel-bypass stack powered by DPDK.
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Kubernetes is a red flag signalling premature optimisation
If your company uses Kubernetes, you are likely expending energy on something that doesn't take you towards your mission.
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Keep calm and use the runbook
Uncover the power of runbooks for IT operations and DevOps. Learn what they are and how to create them. Improve workflows and speed up incident response.
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The End of CI
Today, Continuous Integration (CI) is something that nearly every engineering organization does. However, I predict that in the future, nobody will do it.
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Tailscale ate my network (and I love it)
No matter where you go, there you are If you're like me, you travel occasionally. Access to your office from home, or from an airport loun...
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Raspberry Pi Pico W: your $6 IoT platform
Today, we’re launching three new members of the Raspberry Pi Pico family: Raspberry Pi Pico W ($6), Pico H ($5) and Pico WH ($7).
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Vercel Edge Middleware: Dynamic at the speed of static
Execute custom logic at the moment of request, pushing personalization to the edge with exceptional performance.
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DevOps is a failure
It’s probably difficult for most people to recall the first time they heard a word, but I remember hearing the word “DevOps” for the first time. I was having a
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Repurposing an old Android phone as a web server
A programmer's blog with posts about Ruby, web development, algorithms and data structure.
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Cloudflare outage on June 21, 2022
Today, June 21, 2022, Cloudflare suffered an outage that affected traffic in 19 of our data centers
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Early Access to Chrome OS Flex: The Upgrade PCs and Macs
Today, we’re excited to announce early access to a new version of ChromeOS bringing the benefits of Chrome OS to PCs and Macs. ChromeOS Flex is the cloud-first, fast, easy-to manage, and secure operating system for PCs and Macs.
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Don't use Kubernetes yet
Early-stage startups shouldn't run on Kubernetes yet.
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A practical guide to incident management
This guide respresents our years of collective knowledge and experience, distilled into practical advice that can be adopted across your whole organization.
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We Put Half a Million Files in One Git Repository, Here’s What We Learned
Using a monorepo causes a lot of performance challenges for git. Here's how we solve them at Canva.
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Ubuntu Core 22 is now available – optimised for IoT and embedded devices
The ultra-secure embedded Ubuntu introduces support for real-time compute in robotics and industrial applications. 15 June 2022: Canonical today announced that Ubuntu Core 22, the fully containerised Ubuntu 22.04 LTS variant optimised for IoT and edge devices, is now generally available for download from…
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Heroku April 2022 Incident Review
We have concluded our investigation of incident 2413 and want to provide our customers with a summary of our findings and actions.
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Grafana releases OnCall open source project
Grafana OnCall is now open source for self-managed and on-premises deployments.
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LUMI, Europe’s most powerful supercomputer
LUMI is the first pre-exascale supercomputer of the EuroHPC Joint Undertaking and is now Europe’s most powerful supercomputer. It will be inaugurated on Monday 13 June 2022 in Kajaani. LUMI offers European researchers a world-class tool for understanding complicated phenomena, such as climate change. LUMI serves as a…
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Why are nuclear power construction costs so high?
Nuclear power currently makes up slightly less than 20% of the total electricity produced in the US, largely from plants built in the 70s and 80s.