Tech - Business Tool, Personal Toys

Not sure how others deal with 100s+ images, but this is how I do it.

Shell - Bash

Bash cheat sheet.

Some Caddy 2 Caddyfile examples.

Deploy Fedora CoreOS on Ubuntu 20.04 KVM host.

Configure dovecot virtual mailbox, replication with postfix.

Automate site generation with Jenkins.

Docker Hugo

Docker - Hugo site generator used in CI/CD.

A refresh of my tiny vps postfix setup.

Using iptables on docker host.

The old credential issue.

How to set them up.

Docker Postfix

Docker - Postfix with sasldb2 support

From time to time we get files with garbage characters …

In season of corvid-19, maybe it is time for some upgrade.

itpl (iTunes PlayList in short) is a command line tool to export iTunes playlist with various options.

Some websites for covid-19 information.

Using dibbler-client / wide-dhcpv6-client to get dhcpv6-pd.

Linux IPv4/IPv6 router using shorewall and dnsmasq only, without radvd.

Cheatsheet for simple usage.

Using Linux command line.

KVM Command

Some KVM frequently used commands.

Screen Command

Cheat sheet.

Setup Jenkins using official docker image.