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Alexandr Ghavrilov dreamer20

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dreamer20 / free-database-hosting.md
Created November 15, 2022 13:26 — forked from bmaupin/free-database-hosting.md
Free database hosting
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dreamer20 / vim-cheats.md
Created January 23, 2024 07:22 — forked from Starefossen/vim-cheats.md
My vim cheat sheet for working with tabs and window splits.

Tabs

New Tab

  • :tabnew - new blank tab
  • :tabedit [file] - open file in tab

Cursor Movement

  • gt (:tabn) - next tab
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dreamer20 / user-data-server
Created March 12, 2024 09:09 — forked from dbkinghorn/user-data-server
Ubuntu 20.04 user-data files for autoinstall ISO
#cloud-config
autoinstall:
version: 1
refresh-installer: # start with an up-to-date installer
update: yes
interactive-sections: # Install groups listed here will wait for user input
- storage
storage: # should set the interactive default but doesn't seem to work??
layout:
name: direct
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dreamer20 / Setting up Postfix on Debian.md
Created October 1, 2025 11:38 — forked from howyay/Setting up Postfix on Debian.md
A guide to set up a Postfix + Dovecot IMAP server with complete spf, dkim and dmarc support.

An ultimate guide to Postfix + Dovecot IMAP server with complete SPF, DKIM and DMARC support and additional instructions for a multi-domain setup

In this guide, domain.com will be your root domain and mail.domain.com will be the hostname of your mail server