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Results tagged with Search options answers only user 4595

when and how best to give feedback to users about invalid entries in data they have provided.

3
votes
It makes no sense trying to validate something which you know doesn't exist in the first place. Validation should take place when either the focus is changed, or there is some pause in entering information (e.g. 2 seconds). …
answered Dec 6 '11 by JohnGB
10
votes
you should definitely not do is clear all the fields if one field fails validation. Occasionally I've seen this when submitting a form with captcha, and it has always proved incredibly frustrating. …
answered Dec 19 '12 by JohnGB
7
votes
A persona is not intended to be an accurate representation of your customers, but rather a sort of average representation of a typical class / type of customer. That makes it very difficult to valida …
answered Nov 30 '12 by JohnGB
7
votes
. If you try to validate phone numbers, and your audience is even slightly heterogeneous, you're likely to cause more problems than you solve. I would advise against any phone number validation for 99% of cases. …
answered Jan 27 '15 by JohnGB
5
votes
The simple rule is that a password should never be stored in a retrievable format. To be able to leave the password fields as they are, the password would have to be stored somewhere locally in a rea …
answered May 23 '13 by JohnGB
3
votes
UX touches on many fields, and in this case, it is very much in the marketing domain, even if for different reasons. I wouldn't bring the marketing department in on this, but they deal with this sort …
answered Dec 6 '12 by JohnGB
1
vote
Your suggesting would be poor UX, and poor business logic. By your logic every address that is of the form me@mydomain.com would be rejected because someone somewhere used a me@.... email address. …
answered Mar 3 '15 by JohnGB
52
votes
The moment a date is ambiguous you should not convert it to what you think it is. For example, in most of the world date formats are DDMMYYYY or YYYYMMDD, but for some (silly) reason the US uses MMDD …
answered Oct 6 '11 by JohnGB
5
votes
If you automatically change some text input, the user may not notice that it has been changed. That will lead to a mismatch between what they expect and what happens. I can see two possible solution …
answered Dec 16 '12 by JohnGB
2
votes
It's better to ask yourself what ways people think of dates, and model a solution on that. Personally, I think a text input field with a date picker is a great solution as I have yet to find anyone t …
answered Nov 30 '12 by JohnGB
8
votes
characters from being typed is not a good idea if the person typing has no clear indication why that character won't work. Rather show some validation error for the field the explains the problem …
answered Oct 2 '11 by JohnGB
4
votes
When you validate an email address, you are checking two things: Is this a valid email? Does this user have access to this email? The only way to do 1. is to send an email, and check that it doesn …
answered Feb 16 '15 by JohnGB
8
votes
As usual it's a trade off between informing someone of the character limit and annoying someone with more information than they need. I think the solution is to make the information more obvious when …
answered Oct 21 '11 by JohnGB
3
votes
Personas, brand ambassadors, and mascots are unrelated terms, although it's possible that there could in some situations be an overlap. Q1 A persona is a class or type of user that you represent by …
answered Mar 27 '13 by JohnGB
3
votes
Corey Rudl did some testing on this years ago, and found that (back then) anything that looks like it's a verification in the checkout process increased revenue. But then again he also is responsible …
answered Jan 11 '13 by JohnGB

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