android-identifiers | 易学教程

Is there any legitimate use for @+android:id?

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问题 After I upgraded my android tools to latest version to work on API21 , trying to compile my project resulted in the following error: update_languages_button_preference_layout.xml:2: note: did you mean to use @+id instead of @+android:id ? update_languages_button_preference_layout.xml:2: error: creating resource for external package android: id/layout. update_languages_button_preference_layout.xml:2: error: Error: No resource found that matches the given name (at 'id' with value '@+android:id

Get unique ANDROID_ID on flutter is it possible?

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问题 I would like to get the unique device id on android with Flutter. I've tried this plugin device_info but it doesn't return the ANDROID_ID that I get in java Settings.Secure.getString(context.getContentResolver(), Settings.Secure.ANDROID_ID); how can I get the same id? 回答1: In this case it might be simpler using platform specific code and a Flutter platform channel setup . You can then use your Java code as included in your question and pass the Android ID to your Flutter application via a

How to change Android App Name and ID of an existing application?

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I have two Android projects in Eclipse. I copied the one project from the other, then changed the app name (in strings.xml) and the project name (in Eclipse). But now there is a problem: When I run either of the applications in the emulator, the other one gets lost (maybe overwritten?) . So I guess that there is another setting I have to make, so that Android recognizes the two apps to be different? Thanks! Package name (in java). The app name is also in the manifest, although I don't think that needs to be unique, but still would be good to change it for clarity. Actually you need to change

How to change Android App Name and ID of an existing application?

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问题 I have two Android projects in Eclipse. I copied the one project from the other, then changed the app name (in strings.xml) and the project name (in Eclipse). But now there is a problem: When I run either of the applications in the emulator, the other one gets lost (maybe overwritten?) . So I guess that there is another setting I have to make, so that Android recognizes the two apps to be different? Thanks! 回答1: Package name (in java). The app name is also in the manifest, although I don't

How can I assign an ID to a view programmatically?

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问题 In an XML file, we can assign an ID to a view like android:id=\"@+id/something\" and then call findViewById() , but when creating a view programmatically, how do I assign an ID? I think setId() is not the same as default assignment. setId() is extra. Can anybody correct me? 回答1: Android id overview An Android id is an integer commonly used to identify views; this id can be assigned via XML (when possible) and via code (programmatically.) The id is most useful for getting references for XML