Answer from StackOveflow that worked for me: If you are running into this error message can you please try adding the “HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Kits\Installed Roots\KitsRoot” registry key and give it the same value as "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Kits\Installed Roots\KitsRoot"
Null Object Pattern Motivation The Null Object pattern can be used to avoid having checks that objects are not null before using them to avoid throwing NullReferenceExceptions, e.g. if (myObject == null) { return; } // do something with myObject… Example For example, say we have a device object with a Connect() method that a client wishes to call. If we're getting the device from a repository we have to do a check for null before calling Connect(). If however the repository returns the null object, no null check is required. The null check is done within the repository so the client code does have to worry about it. Null object code public interface IDevice { string Name { get ; set ; } void Connect (); } public class RealDevice : IDevice { public string Name { get ; ...
To view your paths in terminal type: $ echo $PATH To add a path for the duration of this terminal session type: $ export PATH=$PATH:/my/new/path Note: the $PATH: is important as it adds the new path to your existing one. Without $PATH: the existing path is overwritten with the new one. The disadvantage with this approach is that you modification to the path is lost when the terminal session ends. To add to the path for all users permanently you need to edit the paths file in /etc. In terminal navigate to /etc. Type $ sudo pico paths Add your path. Type ^x (note: ^ = ctrl key). You'll be prompted to save. Type Y . To view your paths using echo $PATH you'll need to reopen the terminal to see your changes.
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