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What are clouds made of? Linux servers, mostly.

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How to Engineer a Single Backend Server for 5M Concurrent Connections

How to Engineer a Single Backend Server for 5M Concurrent Connections

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8 min read
Grafana Log Dashboards — From Fleet Overview to Per-Host Detail
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Grafana Log Dashboards — From Fleet Overview to Per-Host Detail

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1 min read
How Your Python Code Actually Runs

How Your Python Code Actually Runs

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14 min read
What Happens When You Plug Something In

What Happens When You Plug Something In

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16 min read
I analyzed 250,000 attacks on my Linux servers. Here's what I found.
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I analyzed 250,000 attacks on my Linux servers. Here's what I found.

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7 min read
What "Connected" Means in TCP

What "Connected" Means in TCP

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10 min read
Living on the Linux Console — Part 1: bcon, a Modern Terminal for TTY

Living on the Linux Console — Part 1: bcon, a Modern Terminal for TTY

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2 min read
Building an Efficient Embedded Linux Platform with Custom SBC and Buildroot SDK
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Building an Efficient Embedded Linux Platform with Custom SBC and Buildroot SDK

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3 min read
Stop using Postfix for transactional email
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Stop using Postfix for transactional email

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3 min read
Build a daily email digest with cron and 6 lines of bash
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Build a daily email digest with cron and 6 lines of bash

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3 min read
Send email from any Linux server in 60 seconds — no SMTP config
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Send email from any Linux server in 60 seconds — no SMTP config

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3 min read
Building a Local AI Assistant on Linux — Recent Progress on Echo

Building a Local AI Assistant on Linux — Recent Progress on Echo

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3 min read
Building a Face Authentication System for Linux (Using PAM, systemd, and ONNX)

Building a Face Authentication System for Linux (Using PAM, systemd, and ONNX)

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2 min read
How to Tweak Linux Kernel Settings for Maximum Throughput on 10G Links

How to Tweak Linux Kernel Settings for Maximum Throughput on 10G Links

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8 min read
Linux Fundamentals Every Beginner Data Engineer Should Know

Linux Fundamentals Every Beginner Data Engineer Should Know

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4 min read
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