Peter Cerno

Hi, The instructions in https://course.fast.ai/start_sagemaker do not work. The file: https://s3-eu-west-1.amazonaws.com/mmcclean-public-files/sagemaker-fastai-notebook/sagemaker-cfn-course-v4.yaml has AccessDenied or does not exist. I have tried to apply the fixes suggested in from https://github.com/fastai/course20/issues/60 to the...

Issue with S256Point.__rmul__

1

Hi Jimmy, In Chapter 4 you have introduced a subclass `S256Point` of the `Point` class (that uses the `S256Field` as the underlying field). You have also overridden the `__rmul__` method...

The following line should be removed: https://github.com/jimmysong/programmingbitcoin/blob/2a6558263923214320bbdeb10826464fe24ef540/code-ch09/block.py#L153 The reason is that in `Chapter9.ipynb` in Exercise 9 one first implements the method `bits_to_target(bits)` and only then in Exercise 10 the method...