by Derek Du

Displaying error message is one of the most basic functions of an application, but it also can be overlooked easily because we often focus on the core functions of the application. There are many ways to present error messages, but in my opinion there are basically three objectives we want to achieve with error message and as long as the design can fulfill those, it is a ...

by Derek Du

Flexibility has a real cost

 
It is common for people to ask UI designers to design a system as flexible as possible. People believe that it is always better for something to be flexible. They think the more flexible the system is, the better the overall experience of the system. However, this is not always true. When we say this design is more flexible than the other one, we ar...

by Derek Du

In a previous post, as part of building a interactive navigation menu, I discussed how to detect the section the current view is in and highlight the corresponding navigation menu item. This post finishes the work by adding actions that make the navigation menu stay on top of the view.

First, let me start by saying that a new feature is recently added to Axure that c...

by Derek Du

UI design is part of my daily work and I use Axure to build mock-up screens all the time. Recently, I updated the tool to its latest 7.0 version and noticed that some of the new features it offers are quite useful. What I found to be the most useful are the ability to pull or push adjacent widgets when a widget is hidden or shown, and the ability to break away the first sta...