How to define a simple PyTorch model?

To define a simple PyTorch model, you can create a new class that inherits from `torch.nn.Module`. In this class, you define the layers of your model in the `__init__` method and …

How to add validation to a Django model field?

To add validation to a Django model field, you can use the `validators` argument of the field definition. The `validators` argument takes a list of callables and Django will run e…

Why am I getting a "no such table" error when t…

The "no such table" error in Django typically occurs when the table for a particular model has not been created in the database. This can happen due to a number of reasons, such a…

How to specify default values in a Django model…

To specify default values in a Django model field, you can use the `default` attribute of the field definition. The `default` attribute takes a value that will be assigned to the …