How do you know if the application you built is really useful to users before investing too much money in the process? [closed]
Can somebody explane to me how to do a survey to know the needs of potential users? Do you have always the time and the money to do so? Is it possible to know if an application if a "winner" before ...
Which would be the more readable way to format negative numbers: -$99.99 ($99.99) Some other format I haven't considered Details: Most of our user base has finance experience and but some have ...