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Sharpen the yellow background, so people realize they're still in edit mode
When the table is empty, prevent from editing the cell before creating a row
Show examples of formulas when editing totals
When renaming the label of a column, also suggest to change its key
Allow calculations when people forget parenthesis
Edit totals straight away when there's no total
Allow to work with pre-existing tables where the case is "wrong" (even if not in the db's default case),
Add tooltip on validation errors
User interface tests with live bodies always give interesting insights. Feel free to add suggestions to this issue.
Sharpen the yellow background, so people realize they're still in edit mode
When the table is empty, prevent from editing the cell before creating a row
Show examples of formulas when editing totals
When renaming the label of a column, also suggest to change its key
Allow calculations when people forget parenthesis
Edit totals straight away when there's no total
Allow to work with pre-existing tables where the case is "wrong" (even if not in the db's default case),
Add tooltip on validation errors