Dead Kernel

If you are having troubles with a "Dead Kernel" with juliabox we can fix it. We need to do two things: remove the old packages, bring in new packages:

Out with the old

One: After logging on click on the "Console" tab:

The Console tab

Two: Copy and paste this command into the console, then hit "enter":

cd ~/.julia; rm -rf v0.4 0.4

Three: click on the Jupyter tab.

The Jupyter tab

In with the new

This part we did already, but have to do so again:

One: Open a new notebook, version Julia 0.4.7

The new tab

Two: Execute this command

Pkg.update()
Pkg.clone("https://github.com/mth229/MTH229.jl")

The clone command

Then wait while the package manager does its thing. This can be a long

Three: When that is done, replace the commands in that cell with

using MTH229

Run this new command. If there is an error, restart the kernel and run again

using MTH229

That should do it.