Andrew Schonfeld

"Undo" hotkey

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I'm thinking this hotkey (Command+Z) will undo filters, sorts & built columns. Other things like replacements cannot be undone because we don't save the previous state of the dataframe before...

[Automating the DCF Valuation. Using a Monte Carlo Simulation to… _ by Andrew Cole _ Jul, 2020 _ Towards Data Science.pdf](https://github.com/man-group/dtale/files/5032037/Automating.the.DCF.Valuation.Using.a.Monte.Carlo.Simulation.to._.by.Andrew.Cole._.Jul.2020._.Towards.Data.Science.pdf)

@aschonfeld, it could also be useful to be able to add color bars for date or value ranges. Here's a matplotlib example from PyMC3.  _Originally posted by @mindlessbrain in...

Linked Chart Builder

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Additionally, I loved the linked behaviour of the "Correlations" popup. Do you think it's possible to have a tool for building linked charts? (perhaps this should be on a new...

D-Tale is a visualizer for pandas dataframes & xarray datasets that is quickly gaining steam with the data science community :)

Just wanted to add a cool COVID-19 visualization that you can making using this free pandas visualizer, D-Tale. The nbviewer link I added in the README won't work until you...

When there are so many variables, it can be really tiring to choose each one one by one. It would be great if there was an option to select all...

Create a way to "batch" column actions onto multiple columns

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As detailed [here](https://github.com/man-group/dtale/issues/798)

I can see that "nan" is always a value, regardless of what options are passed. Is it possible for it to use only the options given? _Originally posted by @DiegoF90...

Add a way to return just the index of a symbol when its index has no name

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Say we have a symbol which has a time series index with no name. ``` import pandas as pd df = pd.DataFrame(dict(foo=[1,2,3], bar=[4,5,6])) df = df.reindex([pd.Timestamp('20230101'), pd.Timestamp('20230102'), pd.Timestamp('20230103')]) df.index ```...