Dominic Kempf

FWIW with the CFF schema being on schemastore, generic online validation tools can also be used. This one can export links with the schema being hard-coded: https://www.jsonschemavalidator.net/s/anOx05M3

Thanks for your comments @leouieda - I agree with everything. I am on parental leave until September 5th, so I will only be able to work on this after that...

Most likely a duplicate of #345

Actually, this is not Binder-related. I observe the same behaviour locally for a freshly created Conda environment (but also only for the C++17 kernel). Here is my package list: #...

We fixed the CI. In case @SoilRos 's Godbolt examples are not exposing the existing problem enough, here is a very minimal example (a trimmed down version of actual code)...

Just dropping another way to fix it (I can't find the issue suggesting it anymore) - adding an empty statement:  Apparently, lambdas cannot be declared in the last statement...

This is not an issue of `ipywidgets`, but a general issue with the Python language's scope handling. A fix would be to add `nonlocal x` to your handler. Details are...

I also came across this issue, but I have the additional complication that I want to set `tabs.children` from an observer to `selected_index`. This would result in an infinite recursion...

I ran into the exact same issue and I can confirm that this PR fixes the issue.

I just stumbled over the mismatch between the operators and the constructor as well. To be honest, I would prefer the constructor to do the same thing the operators do...