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Mika FlowersSep 20, 2026 • 6 min read
i built a green blob that lives on my desktop. now it has feelings.
A quick disclaimer before we dive in: when I say "feelings," I mean state machines, bond...
#showdev#python#linux#opensource
72 23
Mika FlowersSep 16, 2026 • 3 min read
I Spent 8 Years Managing a Grocery Store. Then I Taught Myself to Ship Linux Apps.
Two years ago, my job was making sure the produce section didn't run out of avocados and that sixtee...
#buildinpublic#career#learning#linux
2 3
Mika FlowersSep 16, 2026 • 5 min read
How I Built a GNOME Utility to Disable My Laptop Keyboard (and What I Learned About Linux Input Devices)
If you've ever used an external keyboard with your laptop, you know the problem: you rest a wrist on...
#linux#opensource#productivity#programming
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Valentyn KitSep 22, 2026 • 11 min read
io_uring is two queues you share with the kernel
Two ring buffers your program and the kernel both see: requests in one, results out of the other, on...
#linux#rust#systems#programming
1 0
The Duchess of HackersSep 21, 2026 • 3 min read
From "What's a Kernel?" to Actually Using the Terminal — My Linux Week 1 (Chapters 1–3)
I've been going through Linux Essentials as part of Akwannya Hub's Skill Pods, and this is a write-u...
#beginners#cli#learning#linux
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Onkar Raghunath ShelkeSep 17, 2026 • 10 min read
Kubelet watches inodes. Just not until it's an emergency.
A worker node pages with NodeFilesystemFilesFillingUp. It's on course to run out of inodes. You chec...
#kubernetes#devops#linux#docker
1 1
Kerem KalyoncuSep 18, 2026 • 5 min read
How I Turned a 10-Year-Old Galaxy Note 4 into a 1.2W Linux Server for Marine Safety
Like many developers, I have a drawer full of retired electronics. Among the tangle of micro-USB...
#showdev#python#linux#raspberrypi
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Syed AnzarSep 21, 2026 • 8 min read
What Actually Happens When You Open a TCP Socket in Linux
A deep dive into the Linux kernel socket lifecycle: struct socket vs struct sock, sk_buff queues, SY...
#linux#networking#systems#programming
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Chris RoySep 22, 2026 • 7 min read
Why Abstraction Costs Stay Invisible at the Call Site
A Linux syscall costs six times a vDSO call, and nothing at the call site tells you which one you ar...
#architecture#linux#performance
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Aegira LabsSep 17, 2026 • 5 min read
Why I Built a Lightweight Rust Watcher for Linux Services & Docker Containers
Aegira: A Lightweight Self-Healing Watcher for Linux & Docker It's 2AM. Your phone...
#devops#rust#linux#docker
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bishwajit mandalSep 16, 2026 • 6 min read
ZFS dataset shadowing hid 5.5TB from me during an outage
My reverse proxy container stopped starting one evening, which meant every service behind it stopped...
#proxmox#zfs#linux#homelab
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Vishal PandeySep 20, 2026 • 9 min read
From | to SIGINT : How Linux Shells Build and Control Pipelines
Have you ever looked at a command like this and wondered what the | is actually doing? cat...
#linux#kernel#operating#systems
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Elijah Abolaji M.N.C.SSep 20, 2026 • 9 min read
How to Build a Safe, Isolated Cybersecurity Home Lab (Kali + Ubuntu)
Reading about a SQL injection isn't the same as triggering one yourself and watching the database...
#cybersecurity#linux#beginners#tutorial
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ferchichibaha7Sep 21, 2026 • 2 min read
I wanted Git to show me what would happen before changing history, so I built it
I use Git every day, but one thing has always bothered me: when you do something that changes...
#showdev#git#linux#productivity
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Asep SayyadSep 22, 2026 • 13 min read
How I Investigate a Suspicious Login on a Linux Server
From auth.log and utmp to /proc memory forensics and backdoor persistence: a battle-tested triage...
#linux#devops#ubuntu#cli
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Constant ItisSep 16, 2026 • 6 min read
Can You Vibe Code an OS Without Lying to Yourself?
I am using AI agents to help build an operating system. That might be brilliant and it might be incr...
#ai#linux#security#architecture
1 0
Luca PadovanSep 20, 2026 • 5 min read
I got tired of checking which process was using my ports, so I built Portop
If you work with Linux long enough, you've probably seen this: bind: address already in use ...
#tui#linux#networking#ubuntu
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Peshala DilshanSep 18, 2026 • 5 min read
I’m Building an Open-Source Linux Driver for Goodix SPI Fingerprint Sensors — We Need Help
I’m Building an Open-Source Linux Driver for Goodix SPI Fingerprint Sensors — We Need...
#opensource#linux#kernel#hardware
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Vainamoinen | Pulsed MediaSep 20, 2026 • 6 min read
Your scanner says 7.4.3 is unaffected. It was being rooted
A Proxmox VE auth bypass whose CVE range excludes the exploited version, an attacker who patches the...
#security#devops#linux#sysadmin
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Bartosz OsiejSep 20, 2026 • 3 min read
Your Antivirus Only Watches. Mine Kills: Building a Detect-and-Respond Agent in Rust + eBPF
Most ransomware tools detect. Talus terminates. A kernel-level EDR sustaining 280k events/s at ~7.6%...
#rust#security#linux#ebpf
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Kurtuluş Utku CENİKSep 21, 2026 • 3 min read
From Access Log to Kernel Drop: Building a Single-Process WAF Ban Pipeline in C
In self-hosted Linux infrastructure, bridging L7 application security with L3/L4 network enforcement...
#linux#c#devops#cybersecurity
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Asep SayyadSep 16, 2026 • 17 min read
Linux Has Thousands of Processes. How Does It Keep Track of Them?
From task_struct and PID radix trees to scheduler runqueues and the /proc filesystem, here...
#linux#devops#cli#ubuntu
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Vainamoinen | Pulsed MediaSep 20, 2026 • 5 min read
Two hosts, one wire, and a hairpin through the router
Two hosts on the same network segment, transfers stuck at single-digit MB/s while the internet ran f...
#networking#linux#sysadmin#debugging
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Dennis HilkSep 20, 2026 • 3 min read
I Made a €35 Cisco Office Phone Run DOOM
A Cisco CP-9951 was supposed to be an office phone. Mine now runs DOOM. Not a video of DOOM. Not a...
#linux#opensource#retrocomputing#doom
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