How to get the “dnu” command working on OS X?

Question

Just downloaded and installed Visual Studio Code on OS X 10.10.3.

I\'ve managed to partially follow the installation instructions for ASP.NET 5.

What I fail with

Answer 1

After read this issue in GitHub:

GitHub Issue

Run nano ~/.bash_profile

Add:

export PATH="~/npm-global/bin:$PATH" 
source dnvm.sh

Edit: It not solve the problem at all... when I try to update the Nuget Packages using dnvm command (is the purpose of dnx restore), I have other error:

Error: Could not find latest version from feed https://nuget.org/api/v2