Posts
Running Proxmox VXLAN SDN over WireGuard with OPNsense NAT
This is a setup for three Proxmox VE hosts where isolated guest networks span the cluster, inter-node tenant traffic is encrypted, and one OPNsense VM acts as the edge gateway for …
May 3, 2026
Installing Docker Engine (docker-ce) on Ubuntu
Note This post may be partially machine- or AI-translated. If there is any discrepancy, the Korean version takes precedence. Install docker-ce on Ubuntu 22.04.4 LTS. Uninstall old …
July 13, 2024
Editing the hosts file on macOS
Note This post may be partially machine- or AI-translated. If there is any discrepancy, the Korean version takes precedence. Note
July 23, 2021
Disabling HSTS for a specific domain in Chrome
Note This post may be partially machine- or AI-translated. If there is any discrepancy, the Korean version takes precedence. Note
July 21, 2021
Creating a Linux RAM disk (tmpfs)
Note This post may be partially machine- or AI-translated. If there is any discrepancy, the Korean version takes precedence. Note
January 6, 2021
Issuing and installing an SSL certificate with Let's Encrypt (Certbot)
Note This post may be partially machine- or AI-translated. If there is any discrepancy, the Korean version takes precedence. Note
September 5, 2020
Hosting a static website with CloudFront and Amazon S3
Note This post may be partially machine- or AI-translated. If there is any discrepancy, the Korean version takes precedence. Note
August 16, 2020
Upgrading Ubuntu 18.04 LTS to 20.04 LTS
Note This post may be partially machine- or AI-translated. If there is any discrepancy, the Korean version takes precedence. This is how to upgrade from Ubuntu 18.04 Bionic Beaver …
July 29, 2020
Changing the Windows 10 Lock screen slideshow layout
Note This post may be partially machine- or AI-translated. If there is any discrepancy, the Korean version takes precedence. When the Windows 10 Lock screen background is set to a …
July 28, 2020
iPhone disconnecting on macOS
Note This post may be partially machine- or AI-translated. If there is any discrepancy, the Korean version takes precedence. Note
February 25, 2020