The extent to which a product can be used by specified users to achieve specified goals with effectiveness, efficiency, and satisfaction in a specified context of use.

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9
votes
6answers
868 views

Selecting many elements from a long list

I have a scenario where my 'create user' dialog has a very long list of options, of which the user needs to select many. The project manager has suggested a 'dual list' approach: a long (scrolled) ...
9
votes
5answers
371 views

Research on Walk-up-and-use systems

I am interested in research on Walk-up-and-use systems. From what I found so far, Walk-up-and-use systems are described as "system that requires no explicit user training" (hci-hub, FH ...
9
votes
4answers
492 views

automatically calculate contrast

A user can change the default design of his site by selecting a color. This color is applied to the menu background color. The problem is that I have to change the menu text color depending on the ...
9
votes
3answers
115 views

Can we assume users know the devices they're working on?

I'm developing an iPhone app that uses pretty standard UI, follows Apple's human-interface guidelines, and in some cases imitates behavior as seen in stock iPhone apps. For example, a table view from ...
9
votes
5answers
550 views

Have controls fade out on scroll?

Background In our application we have a list view of contacts. In addition to the list there is a filter panel at the top of the list which provides contact type filtering through a segment control: ...
9
votes
4answers
518 views

Linking a Navigation menu item to external URL

3 of 7 links on my navigation menu are external links to others websites (same company but other services/not the same domain). Those websites are not the core of the business. Linking a navigation ...
9
votes
2answers
943 views

Whats is the best UI interface for permission?

I would like to know what is the best user interface to represent Multi-group inheritance permission. I am not sure the treeview is the best way to show permission. What should be the best UI ? ...
9
votes
6answers
414 views

How to test usability on competing mock ups cost-effectively?

I have a client that is very opinionated about what she likes and dislikes about my design and moves things around to where they "look right" for her. I want to test my original mock-ups vs her ...
9
votes
2answers
421 views

Sliders and Accessibility: Usability of sliders for users with disabilities

I was wondering if the use of sliders would make it harder for people with disabilities to select values. How hard is it to drag and drop for them? How easy is it for them to see values changing while ...
9
votes
5answers
538 views

Is it absolutely necessary to show the currently selected language in a language selector?

There are three choices of language. At least on mobile it would be nice if I could save a little space in the footer by omitting the currently active language. This seems risky though as it means the ...
9
votes
2answers
371 views

Whats the best way to present a time duration to user?

We're trying to implement the most effective method of displaying duration it takes for user to complete a puzzle. Looking for simplicity and accuracy. I've added two examples that we've been working ...
9
votes
4answers
2k views

Optimum number of choices for menus/navigation

Anyone know any usability or cognitive psychology research done on the optimum number of choices for menus/navigation? I need some evidence to argue a case against a top level category menu of ...
9
votes
6answers
297 views

Best way to display whether someone is the right age for a match on an online dating site?

When I visit another person's dating profile, I'd like to see a visual indicator that communicates something about a person's age so I can determine whether they might be a good match for me--without ...
9
votes
3answers
366 views

How can I differentiate Online products vs “Offline” products?

I'm helping re-design a website which has some products that can be purchased online and some which can only be purchased offline in physical stores. Both the products you can buy and can't buy need ...
9
votes
3answers
280 views

How to handle conflicting updates of a customer record

We are developing a simple web based single-page CRM-like app. I was thinking about what happens when two operators are both editing the details of a customer "John Doe". On the server side we use a ...
9
votes
3answers
191 views

Counting to Infinity - Are counters usable?

As the web gets older and bigger the numbers in a lot of counters will tend to increase more and more. I'm very curious about the implications in usability and user experience: Are these big numbers ...
9
votes
3answers
588 views

Login/register: How to balance ease-of-use, number of clicks, and appearance?

I'm working on a new design for the log in or register page, and since we have some very unique constraints, this might be the first time I've done one of these pages that isn't reinventing the wheel. ...
9
votes
2answers
733 views

Scrollbars in right-to-left layout

I'm currently developing the Arabic version of an existing iOS app. iOS always displays scroll bars on the right. Should they be displayed on the left in RTL mode? With right-aligned content (images ...
9
votes
2answers
255 views

How to display search results for different versions of an item?

The Apache Bloodhound defect tracker I'm working on may show historic results in search in a future version. That means even after an item has been altered (like the description text of a Ticket), ...
9
votes
2answers
128 views

Borders editing control usability

I need a simple and intuitive control for editing rectangle borders. At the moment I have the following: At the left - preview box and current border selector at the same time. User can click on ...
9
votes
1answer
2k views

Are the Metro UI icons poor for usability?

While looking at Metro UI styles I thought about one of the unique aspects of the icons. Their placement inside circles. E.g. I can imagine that this provides a target like effect, emphasising the ...
9
votes
1answer
369 views

Studies showing the impact of response time variability on user experience

Have there been any studies, or results, focusing on the impact of variability in latency of response times on the overall user experience? I'm aware of the research on the "generally accepted" ...
9
votes
4answers
715 views

Best way to display continents and countries lists on a web page

A world map and two lists displayed on a web page are connected. Hover over "Romania" link and the Romania region highlights on the world map (jVectorMap fiddle example). As you can imagine, the two ...
8
votes
6answers
1k views

Why is a manual transmission so complicated? [closed]

While driving I noticed that the gearbox is complicated for a first time users. I find it hard to tell which gear my car is in while driving. Is there a reason for this design, and is there a better ...
8
votes
5answers
429 views

Zebra striping for body text?

The general consensus is that zebra striping a table makes it a little easier for people to keep track of which row they're on...but is this reduction of cognitive taxes only for table rows? I at ...
8
votes
5answers
504 views

Is it wrong to have your primary actions in red?

We're using red as the colour for primary Actions. This can be in the form of a button. In terms of usability, what are the downsides. Are there any upsides at all? An example for using red coloured ...
8
votes
4answers
276 views

Converting two character dates into four character dates

I have an application that converts the following invalid dates, with only two-character years into a valid date format automatically while the user's filling out the form: (NOTE: The application is ...
8
votes
4answers
567 views

How do I improve the readability of body text?

I always find it hard to judge the readability of my site and there is so much conflicting information out there. So I thought I would ask for some options here. Could you please take a quick look at ...
8
votes
6answers
280 views

Help with expert reviews

I am reviewing a client website. Usually I will find plenty wrong and will be able to highlight issues and recommend solutions. The problem with this particular project is that the website is actually ...
8
votes
4answers
325 views

What is the best way to display a queue of items in a large space?

In a desktop web application I am working on, I was considering several designs for an ordered queue of items. My initial design was: download bmml source – Wireframes created with ...
8
votes
8answers
646 views

Icons vs. Dropdown for primary mobile navigation

I am working on a responsive design in which there are 5 selections in the primary navigation. I'm thinking because there are only 5 I could use icons instead of a dropdown for the primary navigation. ...
8
votes
4answers
206 views

Why did older Windows installs delay before automatic restart?

Every time I need to install an older copy of Windows (today it's Server 2003 Enterprise), I run into the screen where the initial install phase completes and my machine needs to reboot. The ...
8
votes
4answers
341 views

de-emphasizing cancel

Is it a good idea to de-emphasize the cancel button? download bmml source – Wireframes created with Balsamiq Mockups vs. download bmml source
8
votes
4answers
309 views

Does “ink is expensive” apply in a user interface context?

Edward Tufte in the book The Visual Display of Quantitative Information states, more or less, that ink is expensive. Any ink which is not used to actually convey information is chartjunk and it will ...
8
votes
3answers
121 views

Should I verify that the output directory exists or just create it?

In my job, I create apps where I'm converting data and frequently need, among other things, an input and an output directory. Obviously, the input directory needs to exist, but for the output ...
8
votes
5answers
834 views

On mobile phones why is the green (call) button at the left and red (hang) button at the right side?

Some old mobile phones have switched position of green/red buttons. Currently the green button is at the left and red button is at the right side on mobile phones. Why? That is rationale? Which ...
8
votes
6answers
340 views

How to convey a true/false value to a user?

I'm developing an application where users will be allowed to create custom fields that are part of a record, in addition to the fields that are provided by default. Users will be able to choose names ...
8
votes
3answers
1k views

UX responsibilities

Is there a number of responsibilities that fall under UX (for example, graphic design, usability etc), or is UX a sub responsibility of design?
8
votes
3answers
403 views

Do embodied agents improve usability?

When you search a web site from outside using a search engine and having the addendum site:mysite.com you have a good chance to find what you want. At least you get close to what you want to find and ...
8
votes
2answers
129 views

What should we ask from a Usability Trainer to identify if he is right for Training us?

This looks a bit odd but we have been identified to get training on Usability and we have to talk with some of the Usability trainers who could provide us training. On the basis of meeting up with ...
8
votes
4answers
615 views

Threaded messaging, simplicity

I am building a many to many messaging system, which means that one user can send a message to 35 other users, and any one of these users can reply, to this message, which then again everyone else can ...
8
votes
2answers
240 views

Is it acceptable to have more than one type of confirmation message?

We're discussing having multiple types. For example, one type would appear at the top of the page and drive users to perform another action: The other type would appear "inside" a submit button ...
8
votes
4answers
298 views

Amount of Time To Determine a User Has Stopped Typing

I have a filter form for a list. One of the fields is a text search field. When a user types in the field, I wait until the user has stopped typing for a half second (500 milliseconds), and then ...
8
votes
6answers
3k views

best image to indicate swipe left right

What is the most appropriate image to indicate to users to swipe left or right? i am using http://cubiq.org/swipeview but i feel like it needs a swipe indicator in the background somewhere. Edit: for ...
8
votes
5answers
148 views

2 Line Calendar Module | Alternative Calenders

I'm exploring a new format for a calendar module. It only uses two lines for the dates causing it to be more of a landscape format than square. The only problem is for users deciphering how the ...
8
votes
4answers
462 views

Tag cloud for web site actions - a no-no?

I am building a website, and my designer came up with the idea of using a (3d) tag cloud to display the different actions a user can take (the site's functionality is somewhat complex, and so ...
8
votes
4answers
263 views

Percentage of users who edit the URL of the site they're on?

The company I work for rents out vacation properties, with an alphanumeric ID for each property. Such as http://www.example-domain.tld/abc123456 There are SEO recommendations for using a slug / ...
8
votes
2answers
1k views

How to design usable web site terms & conditions?

What are some guidelines and examples for designing usable legal terms for web sites? I know that most users don't read it, but are there innovative ways to improve readability and presentation of ...
8
votes
1answer
282 views

How often do users overlook controls that are revealed by hovering?

Techniques that reveal controls on hover (as used by apps like twitter) have been suggested as a way to simplify an interface and focus attention on content. However I wonder how many people fail to ...
8
votes
1answer
228 views

How much text markup is good, before it becomes bad?

In 1997 Jakob Nielsen told us about how users read on the web. (Actually in a typically headline grabbing way, he says they don't and then tells us how they do!) Nielsen is a big proponent of using ...