This patch works around the defective printf() function in Octave 4.0.0
Instructions:
1) Extract the contents of this zip file to the "machine-learning-ex?/ex?/" folder for each programming exercise. Be sure you preserve the folder attributes and the
other files in that subfolder.
This patch will overwrite these two existing files:
lib/makeValidFieldName.m
lib/jsonlab/loadjson.m
It will add the following new file:
lib/xxNumToHexStr.m
2) Restart Octave or MATLAB after installing the patch.