Posts
Page 20 of 55
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The Role of Antivirus and Endpoint Detection and Response Systems
AV vs EDR, traditional antivirus signatures vs behavioral endpoint detection. What each catches, what it misses, and what you actually need.
· Updated:5 min read -
The Zero-Trust Home Lab
Apply zero-trust principles to your home lab, network segmentation, VLANs, identity-aware proxies, and Tailscale as the glue.
· Updated:6 min read -
Ubuntu Debian packages have been kept back error
Packages have been kept back during apt upgrade, what it means, why it happens, and how to safely install or hold those packages.
· Updated:5 min read -
UFW Basics: Setting Up Your Linux Firewall
UFW makes iptables manageable, allow and deny rules, app profiles, default policies, and the 5-minute setup for any new Linux server.
· Updated:6 min read -
Ulimit, Cgroups, and the Art of Stopping Processes From Eating Your Server
ulimit and cgroups v2: set per-process CPU, memory, and file limits, use systemd slice controls, and keep one runaway service from killing your server.
· Updated:8 min read -
Understanding Docker vs. Full Virtual Machines (VMs)
Containers share the kernel; VMs have their own. Understand the isolation trade-offs, overhead differences, and when to use which.
· Updated:6 min read -
Understanding PostgreSQL Connection URIs
Decode the postgresql:// connection string, host, port, database, SSL mode, and the gotchas that cause connection refused at deploy time.
· Updated:5 min read -
Understanding printf vs echo in Bash
echo is convenient but inconsistent across systems; printf is portable and precise, know when to use each and avoid the gotchas.
· Updated:5 min read -
A Guide to LXC/LXD
LXC/LXD runs full Linux environments in lightweight containers, faster to spin up than VMs and perfect for home lab service isolation.
· Updated:5 min read -
Update a Single Package Using APT
Update one package with apt without upgrading everything else, the exact flag, version pinning, held package handling, and the apt vs apt-get distinction that trips people up.
· Updated:5 min read -
WASM Containers in 2026
Spin, WasmEdge, and wasmCloud compared: what WASM containers can actually replace in 2026, where Docker still wins, and which tools are production-ready.
· Updated:10 min read -
Wiki.js with GitSync: Documentation That Lives in Version Control Like It Should
Wiki.js GitSync stores your docs as Markdown in a Git repo, push, pull, or two-way sync with full commit history, PR workflows, and IDE-based editing.
· Updated:8 min read
