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Debian Linux (SSH) MOTD

The Message Of The Day displayed on shell login is generated from

• output of executable scripts in /etc/update-motd.d
• contents of /etc/motd
• last ssh login

Custom Welcome Message

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Setup ssh keychain for Ubuntu

Install keychain

sudo apt-get update
sudo apt-get install keychain

Add keychain commands to .bashrc

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# set prompt with git info, last exit code and colors
promptCommand() {
  # values
  lastExitCode=$?
  gitRev="$(git branch 2>/dev/null | grep '^*' | colrm 1 1)"
  # colors
  # (all 8bit color codes: https://en.wikipedia.org/wiki/ANSI_escape_code#8-bit)
  user=$(tput setaf 214)
  at=$(tput setaf 240)
  host=$(tput setaf 90)

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Abälard
Abälards
abergläubig
abergläubige
abergläubigem
abergläubigen
abergläubiger
abergläubigere
abergläubigerem
abergläubigeren

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Setting up Ubuntu 20.10 64-bit Server on Raspberry Pi 4 B

• About
• Hardware Recommendations
• Prepare SD Card
• First Login
• Create a custom User
• Allow using sudo without Password

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import produce from 'immer';
import { BehaviorSubject, Observable, Subject } from 'rxjs';
import {
  distinctUntilChanged,
  filter,
  map,
  withLatestFrom
} from 'rxjs/operators';

// tslint:disable:no-any

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name: CI
on:
  push:
    branches: [master]
jobs:
  build:
    runs-on: ubuntu-latest
    steps:

      - name: 🛎 Checkout

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name: CI
on:
  push:
    branches: [master]
jobs:
  build:
    runs-on: ubuntu-latest
    steps:

      - name: 🛎 Checkout

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Setting up a Raspberry Pi for pi-hole

Used Model: Raspberry Pi (Model B Rev 2, armv6l)

Prepare SD Card

Download the Raspberry Pi Imager, start it and follow the instructions to create an image using the Raspberry Pi OS Lite (32-bit) (a debian port without desktop environment).

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Setting up a Raspberry Pi for pi-hole with nginx

Model: Raspberry Pi (Model B Rev 2, armv6l)

Prepare SD Card

Download the Raspberry Pi Imager, start it and follow the instructions to create an image using the Raspberry Pi OS Lite (32-bit) (a debian port without desktop environment).