13
votes
4answers
6k views

Adding “Select…” as first option (placeholder) of dropdown list

Would it be considered a good practice to add the word "Select..." as the first option of a dropdown list? I think it's redundant and not at all necessary and what is in the dropdown list should be ...
4
votes
6answers
312 views

When to combine comboboxes?

Let's say that my GUI has two fields to configure: input and output. Both fields are implemented with comboboxes that may have the following values: Input Values: A, B, C, D, E, F Output Values: 1, ...