Posts
Page 14 of 42
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SBCs in 2026: Homelab on a Budget
DRAM prices are killing the hobbyist SBC market, but there are still great options. Here's what's worth buying in 2026 for a sub-$200 homelab setup.
7 min read -
Podman Quadlets: Systemd-Native Containers
Podman Quadlets turn containers into real systemd services using .container unit files — no daemon, no hacks, just clean native integration.
6 min read -
LUKS Full Disk Encryption on Linux
LUKS encrypts your drives so a stolen server is just expensive recycling. Here's how to set it up, manage keys, and unlock headless boxes remotely.
6 min read -
Rootless Docker: Run Without Root
Run Docker containers without root privileges — here's the security difference, the install steps, and the gotchas nobody tells you about.
6 min read -
PostgreSQL + Linux: Kernel Tuning That Actually Matters
An AWS engineer found Linux 7.0 halved their PostgreSQL performance. The fix was kernel tuning. Here's what settings matter and why, so you're not the last to know.
6 min read -
LinkedIn Is Searching Your Computer
LinkedIn scans every visitor's installed extensions and sends the data to third parties without consent. Here's what they're looking for—and how to stop it.
4 min read -
Docker Networking Demystified
Docker networking confuses everyone at first. Here's the practical breakdown of bridge, host, overlay, and macvlan — with real Compose examples.
7 min read -
Lazydocker & Dive: Fix Your Docker CLI
Learn how lazydocker and dive make Docker manageable from your terminal. TUI dashboards, image layer analysis, CI integration, and optimization tips.
11 min read -
Proxmox NAT Bridge: One IP, Many VMs
Run multiple Proxmox VMs and LXC containers behind a single public IP using NAT bridging and iptables port forwarding. Updated for Proxmox VE 8.
Updated:7 min read -
Linux Privilege Escalation: The Defensive Playbook
Attackers love finding ways to go from www-data to root. Here's how they do it, and more importantly, how you harden your Linux boxes to stop them.
7 min read -
Adding Extra Swap to Linux
Out of RAM and no time to reimage? Add swap via a file on any partition using mkswap, swapon, and fstab — done in under 5 minutes.
Updated:5 min read -
Bash for loops sequential counting
Master bash for loops, while loops, and seq for sequential counting — iterate over files, ranges, and arrays without losing your mind.
Updated:4 min read
