By Li Wenbo
Opa software improvement dives into the entire recommendations and elements required to construct an online program with Opa. the 1st 1/2 this e-book exhibits the fundamental development blocks that you will want to enhance an Opa program, together with the syntax of Opa, internet improvement points, buyer and server verbal exchange, in addition to cutting, plugins, databases, and so on.
This booklet is a pragmatic, hands-on consultant that gives you with a few step by step workouts. It covers just about all the facets of constructing an online program with Opa, as a way to assist you reap the benefits of the genuine energy of Opa to construct safe and strong net purposes rapidly.
Required wisdom for this e-book is as follows:
•Basic wisdom approximately HTML and CSS
•Some programming experience
Software required for this e-book is as follows:
•The Opa framework
•A textual content editor device, SublimeText is usually recommended
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Extra info for Opa Application Development
If so, make further changes. 19. In the page header, click the Save button to save your work. Keep your web app open if you are going directly to the next section. 6 Share your web app You have created a web app, but you are the only one who can see it. Share it with others so that they can see your web app, too. 1. 5, click the Share button in the page header and then click the Share publicly button. 33 1 2 3 4 5 6 7 8 9 10 2. Click the Open button to preview your web app. 3. Share the tour URL with your audience, and submit it to your instructor.
5 Configure your web app 25 1. 4, click the Switch to builder mode button. 1 The Switch to builder mode button restricts access to the application owner. 2 3 4 Alternatively, click the Configure App button on the details page of this web app. 5 2. Familiarize yourself with the builder mode. 6 7 8 9 10 • The pencil icon means that you can update nearby text, such as titles, subtitles, image captions, and descriptions. • The Change media and Change thumbnail buttons can be used to change the URLs of media and thumbnail locations.
When used properly, these media can better engage users, convey the key information you want to deliver, and improve user satisfaction. 6 Search for content in ArcGIS Online 7 In addition to a cloud GIS platform, ArcGIS Online is also a geoportal, which links to websites that are rich in geospatial data, web services, and other geospatial-related resources. ArcGIS Online is a map-centric content management system, which is helpful in creating web apps. You can search from its abundant ready-to-use layers to find layers you can use as operational layers.