Vidar Tonaas Fauske

Help references in iframes triggers CORS errors

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## Description Reference iframes cause CORS errors. ## Reproduce 1. Open the browser dev tools, and go to the "Console" 2. Open up a reference from the "Help" menu, e.g....

No CLI for listing disabled plugins

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**Describe the bug** While `jupyter labextension list` will output information about disabled *extensions*, it does not provide any information about disabled *plugins*. **To Reproduce** ``` jupyter labextension disable @jupyterlab/application-extension:layout jupyter...

Builds on #822 in order to help fix https://github.com/jupyterlab/jupyterlab/issues/11934. Adds a decorator to classes that uses `run_sync`, so that it will attempt to patch in `nest_asyncio` before the methods gets...

Make preferred_dir content manager trait

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Move the preferred_dir trait to content manager, but keep the old one for backwards compatibility. The new location should also cause the value to be read later in the init,...

Server insists `preferred_path` be a path on local disk

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## Description The current validator for `ServerApp.preferred_dir` insists on the value being a path on the file system, even if the contents manager is not file-based. If the value is...

Prepare for jupyter_server preferred_dir fix

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Support relocated trait in jupyter_server (https://github.com/jupyter-server/jupyter_server/pull/983). Falls back on the old trait name if the new one is undefined or ill defined.

If possible, `SignalWrapper`/`ModelWrapper` classes should be replaced with a (singleton) class `SignalManager` or similar. This will simplify the signal tracking and management in the UI, and reduce the chance of...

Previously, `HookedSignal` was introduced to control/monitor hyperspy plotting. Instead, a set of events should be introduced to hyperspy (`plotting` and `plotted`), and `HookedSignal` removed or replaced by a `SignalManager` class...

Dialog to create a signal of arbitrary size/dimensions, and fill with zeros, ones or random data.