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How-To

Step-by-step, task-oriented guides — do this, in this order, to get this result.

LinuxHow-To March 18, 2026 3 min read

How to Debug a Program on Linux with strace

A complete walkthrough using strace to see exactly which system calls a misbehaving program is making — often the fastest way to diagnose a problem with no useful log output at all.

#howto#strace#debugging
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FreeBSDHow-To March 9, 2026 2 min read

How to Set Up a WireGuard VPN on FreeBSD

A complete walkthrough configuring a WireGuard tunnel on FreeBSD using the in-kernel wg driver, from key generation to a working peer-to-peer connection.

#howto#wireguard#vpn
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FreeBSDHow-To October 14, 2025 3 min read

How to Automate ZFS Snapshots with periodic

Set up hourly, daily, and weekly ZFS snapshots on a schedule, with automatic pruning, using FreeBSD's built-in periodic framework — no third-party tools required.

#howto#zfs#automation
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