dogukancagatay

sudo dnf install -y dnf-plugins-core
sudo dnf-3 config-manager --add-repo https://download.docker.com/linux/fedora/docker-ce.repo
sudo dnf install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
sudo systemctl enable --now docker
sudo docker run hello-world
sudo usermod -aG docker $USER

dogukancagatay

import time

import ntplib


def get_ntp_time_difference(ntp_server: str = "pool.ntp.org") -> float:
    """Calculates the time difference between the local computer clock and an NTP server."""
    try:
        response = ntplib.NTPClient().request(ntp_server, version=3)
        return response.tx_time - time.time()

dogukancagatay

List and Remove Repository GPG Keys

This is especially useful when server GPG keys are updated.

List the repository GPG keys that are currently installed with

sudo rpm -q gpg-pubkey --qf '%{NAME}-%{VERSION}-%{RELEASE}\t%{SUMMARY}\n'

dogukancagatay

# Before running you need to modify the Execution policy from Administrator Powershell console
# Set-ExecutionPolicy -Force -ExecutionPolicy RemoteSigned
# .\TraefikSetup.ps1

$TraefikHome = "C:\Traefik"
$TraefikRelease = "v2.1.4"
$NssmHome = "C:\nssm"
$NssmRelease = "2.24"

dogukancagatay

{
    "profiles": [
        {
            "complex_modifications": {
                "rules": [
                    {
                        "description": "Map Microsoft Ergonomic keyboard lock button",
                        "manipulators": [
                            {
                                "from": {

dogukancagatay

List your secret keys, and decide which one to export.

gpg --list-secret-keys --keyid-format LONG

Export the secret and public parts of the key.

gpg --export --armor  > gpg-pub.asc

dogukancagatay

#!/usr/bin/env bash
#
# Git hook that appends Jira issue ID from the branch name to the commit message.
#
# e.g. for the branch name `feature/ABC-1234/add-xyz`, the `[ABC-1234]` 
# is added to the commit message as well as summary.
# 
# Installation:
# $ curl -fsSL -o .git/hooks/prepare-commit-msg \
#     'https://gist.githubusercontent.com/dogukancagatay/38792bf7ace99817555389e043ed954a/raw/prepare-commit-msg.sh'

dogukancagatay

#!/usr/bin/env bash
# Reference: https://stackoverflow.com/questions/18787375/how-do-i-extract-the-contents-of-an-rpm

# cpio flags
# -i = extract
# -d = make directories
# -m = preserve modification time
# -v = verbose

mkdir contents; cd contents

dogukancagatay

When added --args "nomodeset" to arm-image-installer command, booting problem was fixed.

sudo arm-image-installer \
  --image=Fedora-Server-40-1.14.aarch64.raw.xz \
  --target=rpi4 \
  --media=/dev/sda \
  --resizefs \
  --args "nomodeset"

dogukancagatay

Fedora First Steps

Enable RPMFusion repositories

sudo dnf install -y https://mirrors.rpmfusion.org/free/fedora/rpmfusion-free-release-$(rpm -E %fedora).noarch.rpm https://mirrors.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-$(rpm -E %fedora).noarch.rpm

Essential Apps