Android adt preliminary understanding and analysis (2)

After downloading the previous android sdk manager

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The Tools below are downloaded.

At this time, the newly created sdk directory becomes the following content.

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The main android debugging and development tools are available under the 7 Objects platform-tools and tools folders, but the add-ones and platforms folders are still empty.

It doesn't matter. The two folders mainly contain the android sdk jar package. You can also download those files using the android sdk manager tool.

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Select one of the earliest download and installation options, including google apis and sdk platform,

After the download is complete, you will find that the content you just downloaded is under the add-ones and platforms folders.

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Downloaded android-3

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In eclipse -- window --> preferences -- android, we found that the sdk we just downloaded already exists.

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Sdks supporting google Maps

OK other APIs can also be downloaded in this way, but some are relatively large and the download will be slower.

Describes how to use a simulator and the relationship between the simulator and the android sdk.