TAILIEUCHUNG - Web Application Design Patterns- P5

Web Application Design Patterns- P5: This is the type of book you’ll want to read with your entire team and a fl ip chart because every page will produce a list of actionable changes for the applications you’re developing. Pawan Vora has produced an amazing catalogue of the essential patterns for designing today’s web-based applications. | 106 CHAPTER 4 Application Main Page requires effort on the users part. Therefore if it s possible to infer their needs and content can be personalized for example based on information provided by them consider complementing customization with PERSONALIZATION approaches. BLANK SLATE Problem Many web applications start out empty because they rely on users to provide data . a defect-tracking application online calendar to-do list etc. . Although the application pages will fill up eventually the first time users access the application or a new functionality within the application they ll see an empty page a blank slate. They may be confused as to what to do next and may get an impression that the application is not working as desired when they see a page without content. Solution On the blank-slate page answer questions that first-time users would have such as how to get started what to do next and what will the page look like when filled in with data 37signals 2006 . This can be accomplished by explaining to users the best ways to get started via tutorials and help texts and or show a typical screenshot of the page filled with content Figure . Why Any guidance that can be offered to users during their initial interaction with a web application makes them feel comfortable with the application and helps them get started quickly. In addition when faced with an empty page users may find it difficult to determine scope and the extent of functionality offered by the web application thus limiting the degree to which they are able to interact with the application. Having a blank-slate page serves several purposes for users it sets appropriate expectations encourages taking action familiarizes them with what the page will eventually look like and creates a positive first impression of the application Hoekman 2008 37signals 2006 . How An important design feature of an effective blank-slate page is one or more prominently displayed action s that would remove the blank .

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