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How to Measure Indoor Air Quality with a Raspberry Pi, RuuviTags and PMS7003
Learn how to build an air quality monitoring device with a PMS7003 sensor, Raspberry Pi and some Java code. Help raise awareness about air pollution.
Topics /
Infrastructure & DevOps
The most popular blog posts about infrastructure & devops on Hacker News. 4,374 posts.
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Improving Docker with Unikernels: Introducing HyperKit, VPNKit and DataKit
Docker is a founding member of the Blueprint Alliance, a 12-company reference architecture for securing AI agents, built around four governance questions.
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That UPS you bought for your home server may not be as useful as you think
Some years ago I decided to install a server at home for use as a NAS (network-attached storage) in my home network, and for an Internet-facing server. I live in a place where blackouts are very in…
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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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Avoiding Complexity with Systemd
Using systemd to avoid having to write some risky code
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Devpod: Remote development environment at Uber
In this blog, we share how we improved the daily edit-build-run developer experience using DevPods, our remote development environment. We will start with some of the initial challenges, the pain points we addressed with Devpod, our architecture, and some of our recent successes in terms of adoption and cost…
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You need to be able to run your system
"Run the unit tests" doesn't count. The complexity of your system is in the interactions between the units.
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GPU Survival Toolkit for the AI age
Why CPU Knowledge Is No Longer Enough In today's AI age, the majority of developers train in the CPU way. This knowledge has been part of our academics as well, so it's obvious to think and problem-solve in a CPU-oriented way. However, the problem with CPUs is that they rely
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Docker 0.8: Quality, new builder features, btrfs, OSX support
Docker is a founding member of the Blueprint Alliance, a 12-company reference architecture for securing AI agents, built around four governance questions.
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Announcing Micro Instances for Amazon EC2
Discover more about what's new at AWS with Announcing Micro Instances for Amazon EC2
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Systemd by Example (2021)
The first article in a series where I explore aspects of systemd by creating small examples with the help of containers.
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μMon: Stupid simple monitoring (2022)
Let me introduce you to μMon, mypersonal, minimalist, opinionated take on host monitoring based onRRDtool, SNMP, some lightweightshell scripting, and a small...
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Docker, Django, Traefik, and IntercoolerJS: My go-to stack for building a SaaS
I provide a deeper-dive on the tech stack I like to use in 2021. It is simple, easy to work with, and allows you to grow out of it when the time comes. Updated for 2021!
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Costs of running a Python webapp for 55k monthly users
What are the monthly costs of running a webapp on DigitOcean? I dig into the numbers here.
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Install postmarketOS on Android phone and use Docker as a home server
Use a mobile phone as your home server. Example with oneplus 6t
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Zero-day flaws in authentication, identity, authorization in HashiCorp Vault
Check Point's AI Security Solutions deliver AI-driven threat prevention and unified security management for advanced protection across enterprise networks.
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The sad state of personal data and infrastructure
Why can't we have nice digital things?
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What Test Engineers Do at Google: Building Test Infrastructure
Author: Jochen Wuttke In a recent post, we broadly talked about What Test Engineers do at Google . In this post, I talk about one aspect o...
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Amazon S3 will no longer charge for several HTTP error codes
Discover more about what's new at AWS with Amazon S3 will no longer charge for several HTTP error codes
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The hater's guide to Kubernetes
Among a certain tech set, Kubernetes has earned a reputation as an unnecessarily complicated time-sink that startups should avoid. Using Kubernetes with a small team is seen as a sign of over-engineering.
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S3 isn't getting cheaper
Clayton Christensen famously demonstrated the Innovator's Dilemma by using data from the hard drive industry in the 1980s. At every point, companies failed to make the switch from 8-inch drives, to 5-inch drives, to 3...
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