Přemek Vysoký premun

Using Codespaces

Create a Codespace from https://github.com/dotnet/dotnet
Change the NullReferenceException.cs file
code /workspaces/dotnet/src/runtime/src/libraries/System.Private.CoreLib/src/System/NullReferenceException.cs
Build the .NET SDK (~45 minutes)
cd /workspaces/dotnet && ./prep.sh && ./build.sh --online

	### Creates an issue, assigns it to the UB project, sets the area/size fields and opens the issue in the browser.
	### Parameters:
	### -r, --repo <string> Repository to create the issue in, e.g. dotnet/source-build
	### -t, --title <string> Title of the issue
	### -b, --body <string> Body of the issue
	### -a, --area <Pcs\|Ri\|Fr> Area of the issue
	### -s, --size <XS\|S\|M\|L\|XL\|U> Size of the issue
	### Example: .\new-issue.ps1 -r dotnet/source-build -t Title -b Body -a Pc -s M

	[CmdletBinding(PositionalBinding=$false)]

	[CmdletBinding(PositionalBinding=$false)]
	Param(
	[Alias('t')]
	[Parameter(Mandatory=$true)]
	[string]
	$Title,

	[Alias('b')]
	[Parameter(Mandatory=$false)]
	[string]

	#!/bin/bash

	set -ex

	mkdir xharness
	cd xharness
	curl -o app.zip https://helixde8s23ayyeko0k025g8.blob.core.windows.net/helix-job-887183ce-9e51-42c7-8f91-7115351158c468dcea120bb455ba3/xharness-payload-system.numerics.vectors.tests.zip
	tar -xzvf app.zip
	rm app.zip *.sh

	### This script is a quick way to install XHarness in a local folder.
	### .NET SDK is installed too, everything in a local folder which can be deleted afterwards.
	###
	### Use the following command to run this script from anywhere:
	### iex ((New-Object System.Net.WebClient).DownloadString('https://aka.ms/get-xharness-ps1'))

	param (
	[Parameter(Mandatory = $false)]
	[string]
	$Version = "*"

	# This is a compilation of scripts that will allow you to manage directory bookmarks
	#
	# I recommend setting following macros:

	alias ba='[where you put these]/set.sh'
	alias bl='[where you put these]/get.sh'
	alias br='[where you put these]/delete.sh'

	g() {
	cd "$(bl $1)"