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6
votes
2answers
64 views

“Already exists” error notification

I have a dialog box telling the user to upload new pictures, but if one picture already exists there is a notification telling the user this information and he have to remove it himself. The problem ...
0
votes
2answers
34 views

Providing feedback on copy / paste functionality

I'm working on a set of applications, one of which is a JS based web app, and the other of which is a desktop standalone application. Due to security issues, browsers won't allow users to copy to ...
1
vote
2answers
62 views

Drag/slide to confirm a good alternative to confirmation box?

While recently making a credit card payment the app asked me to drag the confirm button within a set draggable area to confirm the payment. This is presumably done to reduce the change of accidentally ...
0
votes
2answers
37 views

Desktop: Placing warning labels inside a Save dialog vs. popping-up a new window?

Context: We're working on a PC desktop software for financial professionals. Our users tend to be very detail oriented and extremely cautious of errors. We have a new feature that allows our ...
7
votes
3answers
371 views

Making a button appear after an action - good or bad?

I'm working on some kind of B2B checkout process for car dealers who buy cars from my client. In the 1st step of checkout, they have to choose between pick-up and delivery. This is what I'm going ...
2
votes
1answer
64 views

If the website automatically names the “submit” key on a website, can it lead to errors?

I just filled another form on an English website that didn't have name set for the HTML "submit" button. The browser filled in "Prześlij", which is "Send" in Polish. Given how many pairs of website ...
1
vote
1answer
78 views

How can we tell users that they are using their computer in a way that may cause hardware failure? Any studies on this?

In short Sometimes, people use computers in a way that taxes their hardware and can eventually lead to CPU or BIOS failure. When it does happen, there might not be any warning. Users can go from ...
1
vote
1answer
64 views

How to design a UI for user to declare injuries?

I was discussing with a friend about a healthcare application he is working on and he tell me about a UI his team was working on. Users' task The application is used by independent/self-employed ...
5
votes
2answers
129 views

How to handle undo when the change is not on screen

In user interfaces with any kind of toggleable or overlapping views, what is a good way to handle undo when the effect of undoing is not visible? For instance, in OS X Finder, if a user renames a ...
2
votes
1answer
74 views

What is the best combination of shortcuts for sending text message and breaking line?

So far I have encountered web applications that use these shortcuts to send messages(posts, emails etc) without clicking the submit button: ctrlEnter or cmdEnter ShiftEnter Just Enter On the other ...
9
votes
2answers
357 views

Is it a good idea to redirect expected page name misspellings/typos for critical web pages?

For example, would redirecting www.example.com/loogin to www.example.com/login be fine? Would it be better to automatically redirect users to the correct page or display a page stating that the user ...
1
vote
1answer
120 views

What to do when (phone) storage is full?

My team is working on a (phone) app which continually logs data to the internal storage or SD card. This data is periodically sent to a server. (No worries - this is not spyware, and the users are ...
0
votes
1answer
39 views

Should I allow the user to err with explanation why, or remove possibilities to err without explanation?

I'm working on a simple design that raises not-so-simple discussion. This is my UI: User can add new items (country or region, i.e. State/DMA) using the combo above. When using combo at first, it ...
3
votes
2answers
255 views

Enable Button Only to Give an Error? Or Show a Mysterious Disabled Button?

Currently our system is limited in that we only allow documents to be downloaded and not folders. Eventually we will allow the download of folders, but not in the immediate future. So right now if ...
2
votes
3answers
183 views

Should ergonomics be added to password strength meters?

After getting locked out of my account for typing in my password incorrectly several times in a row, I realized that the password I chose is too prone to typos and has resulted in locked accounts. It ...
2
votes
1answer
129 views

error prevention: link a Checkbox with its textfield

Right now I am developing a Fragment for an Android application in a university course and I am facing a usability problem, where I and my fellow students can't really find a good solution. The ...
13
votes
4answers
1k views

Text Field Validation vs Prevention

I've been having a debate (mostly with myself) over the best approach to deal with invalid input in text fields -- validation versus prevention. Taking a numeric text field as an example, is it ...
18
votes
2answers
862 views

Why does Stack Exchange require you to click to be turned down? [duplicate]

On any Stack Exchange site you can't vote for your own question. So, Why does it give you the option, and then reject your vote? Would it not be better just not to have the option? This way they are ...
5
votes
6answers
713 views

How to avoid accidental email sending?

I've had this problem a number of times: when writing an email, I accidentally click on the "send" button, thus sending an incomplete email. (E.g. in Outlook, the "send" button is alarmingly close to ...
4
votes
2answers
289 views

What should the default selected action be for destructive actions in a dialog?

When a user is about to perform a destructive action that cannot be undone, what should the default selected option be on the confirmation/warning dialog box? In this example, the user is about to ...
1
vote
3answers
241 views

How to properly guide a user not to cause an error?

We're developing a web application which has a feature to upload local files to a server. The application is developed using a rich web application framework called Vaadin The framework is very ...
14
votes
4answers
521 views

Should we try and avoid fail states at all cost or allow users to recover from fail states?

Today, I came across a site where the submit button to a login form was disabled unless you have filled in the username and password. Unfortunately, I could not reall the URL, but it looked like this: ...
23
votes
4answers
2k views

Is it good practice to warn users that capslock is enabled when entering passwords?

Most websites that I have seen don't warn users when they type their passwords with capslock on. Given that it is possible to implement that function, why is this not a common practice?
1
vote
1answer
180 views

When the user is inputting large numbers what can I do to reduce errors?

I am making a online-survey. One of the questions is : How much do you want to invest next year ? The numbers can vary between 1000 - 100000€. I provide a normal input textfield, but the ...