This is a quick guide to mounting a qcow2 disk images on your host server. This is useful to reset passwords, edit files, or recover something without the virtual machine running.
Step 1 - Enable NBD on the Host
modprobe nbd max_part=8
Andriy Utkin andrey-utkin
NYKevin
/ accounting.sql
Last active
November 18, 2025 12:19
Basic double-entry bookkeeping system, for PostgreSQL.
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| CREATE TABLE accounts( | |
| id serial PRIMARY KEY, | |
| name VARCHAR(256) NOT NULL | |
| ); | |
| CREATE TABLE entries( | |
| id serial PRIMARY KEY, | |
| description VARCHAR(1024) NOT NULL, | |
| amount NUMERIC(20, 2) NOT NULL CHECK (amount > 0.0), | |
| -- Every entry is a credit to one account... |
