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What is Hetzner cloud config? https://community.hetzner.com/tutorials/basic-cloud-config

An additional feature during creation of a Hetzner cloud server (CX11 and above) is user data.
This allows the execution of a cloud-init configuration for the newly created server.

How to use:

1. Replace both {username} with the username of your choise and remove both <--- Insert username
2. Replace ssh-rsa AAA...0w== with your public ssh key and remove the <--- Insert public ssh key
3. Copy & Paste your config in the Cloud-init configuration field at the bottom of the create server dialogue.

My cloud config does the following:

• Creates a new user as admin and docker user and disables the need for a password on sudo ....

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from urllib.request import pathname2url
import os.path
import sqlite3 
import csv

db = r'karten.db'
con = sqlite3.connect(db)
cur = con.cursor()

def CheckDatabase():

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#region Local & Public IP
/// <summary>
///     Returns the local and public IP of a network interface
/// </summary>
public static bool GetIPAddresses(string interfaceId, out string localIp, out string publicIp)
    => GetIpAddresses(NetworkInterface.GetAllNetworkInterfaces()
                                      .FirstOrDefault(x => string.Compare(x.Id, interfaceId, StringComparison.Ordinal) == 0),
        out localIp, out publicIp);

/// <summary>

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/* Add following code to the server Startup.cs file */
public void ConfigureServices(IServiceCollection services)
{
	// ...
	
	services.AddIdentityServer()
		.AddApiAuthorization<ApplicationUser, ApplicationDbContext>();

	// Add this configuration of the IdentityServer options
	// https://github.com/dotnet/AspNetCore.Docs/issues/17517#issuecomment-605993247

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Window.GetWindow(this); // or ...(MyDependencyObject);

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await Task.Delay(250);

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Public Class FooBar
    Public Delegate Sub FooBarChanged(sender As Object, e As FooBarEventArgs)
	Public Event OnFooBarChange As FooBarChanged
    
    Private Sub RaiseEvent()
    	RaiseEvent OnFooBarChange(Me, new FooBarEventArgs(123))
    End Sub
End Class

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using System.IO;
using System.Text;
using System.Xml.Serialization;

/// <summary>
///     Converts an XML string to a class (XML import)
/// </summary>
/// <typeparam name="TReturn">The class to which the XML should be converted</typeparam>
public static TReturn DeserializeXml<TReturn>(this string sXml)
{

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/// <summary>
///     Returns a string with a fixed length
/// </summary>
/// <param name="sText">The text which should be checked</param>
/// <param name="iLength">The wished length of the text</param>
/// <param name="bKeepEnd">If instead of cutting the end, the beginning should be cut</param>
/// <returns>
///     Returns the text with the passed length. Either its cut at the end or beginning, or filled up with
///     spaces.
/// </returns>

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using System;
using System.ComponentModel;
using System.Globalization;

/// <summary>
///     Overwrites the currently set Culture
/// </summary>
public static void SetCulture(string sName)

    // Reading out culture from the Enum