Numbers are used to count and calculate.

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16
votes
7answers
801 views

Line numbers in text editor

Okay this sounds like a question a six year old would ask, (and I hope there is an empirical answer) so here's my inner child: In programming numbers start from from zero but why do line numbers in ...
6
votes
4answers
2k views

What android UI control fits for selection of number in large range?

I'm working on a application for tracking body mass measurements. I need the user to be able to input a number representing body weight, whose magnitude ranges from 0.00 kg to normally 300.00 kg. The ...
5
votes
3answers
302 views

Best way to label ranges of values

This is more or less a style guide question. I'm curious if anyone is aware of any official style guides that deal with this problem well. I tried to come up with a general approach but I'm curious to ...
1
vote
3answers
892 views

Inputting percentages - in decimal or whole number form?

I've come across a situation in a form where one group of people is expecting an input field for a percentage value to be whole numbers, whereas the other expects decimal values. Either way when the ...
5
votes
4answers
127 views

Representing how many you have with how many they want

I have a problem whereby we are asking a user for multiple items. This is in a gaming scenario and the game has lots of items. Each item is manufactured from other items and is only counted once it ...
4
votes
2answers
329 views

What should be ideal date on calendar icon?

I am designing a calendar icon for an app, I am putting a random date right now on it, what should be ideal date that I should put. Is there any usability research done on the same? I know the best ...
8
votes
5answers
482 views

Conventions for the display of large numbers

I have a grid column which can display numbers ranging from single digits and into the billions. I think that at some point we need to switch from displaying the whole number to using abbreviations, ...
8
votes
2answers
317 views

Is a number easier to read with the thousand separator?

This may sound like a stupid question but I'm being taken to task for this at the moment. Personally I believe that it's easier to read 1,234.56 than 1234.56. However there are others that are saying ...
9
votes
3answers
8k views

Is there a standard “to left justify text and right justify numeric values.”

I'm being told by an experienced BA (> 25 years) that "Numeric numbers are usually totaled therefore should be right justified." And that text should always be left justified. I have never heard ...
8
votes
4answers
643 views

Is it good practice to only accept numeric keystrokes in number-only fields?

I have a form that only takes in numbers as it represents a dollar amount. Currently, the form only accepts numerical keystrokes. Is this good practise?