Adding a guideline to the editor in Visual Studio

Question

Introduction

I\'ve always been searching for a way to make Visual Studio draw a line after a certain amount of characters.

Below is a guide

Answer 1

If you are a user of the free Visual Studio Express edition the right key is in

HKEY_CURRENT_USER\Software\Microsoft\VCExpress\9.0\Text Editor

{note the VCExpress instead of VisualStudio) but it works! :)