poseidon-code

# DataDrive/Repositories/Debian13/Offline/add.sh
#!/usr/bin/env sh
set -e

CODENAME="trixie"
MOUNT_POINT="/run/media/$USER/DataDrive"
REPO_DIR="$MOUNT_POINT/Repositories/Debian13"

cat <<EOF | tee /etc/apt/sources.list.d/local.list
deb [trusted=yes] file://$REPO_DIR/mirror/deb.debian.org/debian $CODENAME main contrib non-free non-free-firmware

poseidon-code

# DataDrive/Repositories/Ubuntu2504/Offline/add.sh
#!/usr/bin/env sh
set -e

CODENAME="plucky"
MOUNT_POINT="/run/media/$USER/DataDrive"
REPO_DIR="$MOUNT_POINT/Repositories/Ubuntu2504"

cat <<EOF | tee /etc/apt/sources.list.d/local.list
deb [trusted=yes] file://$REPO_DIR/mirror/in.archive.ubuntu.com/ubuntu $CODENAME main restricted universe multiverse

poseidon-code

# DataDrive/Repositories/Rocky10/Offline/add.sh
#!/usr/bin/env sh
set -e


MOUNT_POINT="/run/media/$USER/DataDrive"
REPO_DIR="$MOUNT_POINT/Repositories/Rocky10"

REPOS=(
    baseos

poseidon-code

FROM ubuntu:24.04

RUN apt update \
    && apt upgrade -y \
    && apt install -y build-essential cmake git g++ gdb python3 \
    && apt install -y \
        qt6-base-dev qt6-base-doc \
        qt6-3d-dev qt6-3d-doc \
        qt6-5compat-dev qt6-5compat-doc \
        qt6-base-dev qt6-base-doc \

poseidon-code

FROM ubuntu:24.04

RUN apt update \
    && apt upgrade -y \
    && apt install -y build-essential cmake git g++ gdb python3 libgdal-dev \
    && apt clean \
    && apt autoremove --purge -y


WORKDIR /root/workspace

poseidon-code

#!/usr/bin/env sh

# relative to the current directory from where this script was ran
input_directory="build"
output_directory="dist"
mkdir -p "$output_directory"

# list all files in the input directory with paths relative from the current directory
input_paths=$(find "$input_directory" -type f -printf "$input_directory/%P\n")

poseidon-code

Load SSH & GPG Keys

• Load SSH keys
• Load GPG keys
• Test SSH

  ssh -vT git@github.com

• Test GPG Keys

gpg --list-keys

poseidon-code

Backing Up SSH Keys

• Upload ~/.ssh/github file to cloud
• Upload ~/.ssh/github.pub file to cloud

Download Old SSH Keys from Backup

• Download (private key) github file from cloud
• Download (public key) github.pub file from cloud
• Save those files to ~/.ssh/

Enable/Load SSH Keys

poseidon-code

Postgres pgAdmin

# docker-compose.yml
version: '3.8'
services:
  pgadmin:
    image: dpage/pgadmin4
    container_name: c_pgadmin
 ports:

poseidon-code

Docker Cheat Sheet

1. (site) devhints.io
2. (site) dockerlabs
3. (site) buddy.works