Posts
All the articles I've posted.
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Docker Foundations
The mental model behind Docker. What containers actually are, how they differ from VMs, image layers, the Dockerfile, networking, volumes, and registries.
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Linux Cheat Sheet
A growing quick-reference of the Linux commands I actually reach for day to day, from navigation and search to processes, services, and packages.
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SSH Foundations
The mental model behind SSH. How the handshake works, host keys, public-key authentication, the agent, port forwarding, and why permissions matter.
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SSH Cheat Sheet
A quick-reference of the SSH commands I actually use, from key generation and copying through port forwarding, file transfer, jump hosts, and sshd hardening.