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The server's hostname and the relative path from which these files are accessed must match the base and filenames specified in the file. This check also applies to the file itself. Popular Lessons A common way to launch an application is to load a page containing a link to a file using a browser such as or . When the link is clicked, the browser calls the launcher (part of the distribution) on the client's desktop and passes the file. The launcher then downloads the manifest file, reads that file, and then downloads all other and files mentioned in the manifest.

The launcher then executes the main class (also mentioned in the manifest file) to start the application. Application Update Each resource file mentioned in the manifest is Phone Number List accompanied by a version number. A version number is also associated with the manifest file. These numbers should change as corresponding resources are updated for new versions of the application. This allows selective downloading of only the parts of the application that have changed. If a network connection is available, an update check is performed when the application starts.



The end result is to allow incremental updates and optimal utilization of network bandwidth. Offline Use Students also learn that all downloaded resources are cached on the client side by the launcher. The next time the application is launched, these resources will be accessed from the local cache.   to launch the application. The resource remains in the cache until the version number of the file definition changes. Applications distributed and launched with can optionally be installed on the client in a more permanent manner. Desktop shortcuts are created that allow these offline applications to be launched directly from , without the need to open the remote site in a browser or a network connection. The following example snippet shows.