android Archives - Page 127 of 128

exposed beyond app through ClipData.Item.getUri

I am trying to fix a problem after the new feature added in Android file system but I get this error: android.os.FileUriExposedException: file:///storage/emulated/0/MyApp/Camera_20180105_172234.jpg ...

April 4, 2022
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method does not override method in its superclass

April 4, 2022
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How to create JSON Object using String?

JSONArray may be what you want. String message; JSONObject json = new JSONObject(); json.put("name", "student"); JSONArray array = new JSONArray(); JSONObject item = ...

April 4, 2022
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Why doesn’t RecyclerView have onItemClickListener()?

tl;dr 2016 Use RxJava and a PublishSubject to expose an Observable for the clicks. public class ReactiveAdapter extends RecyclerView.Adapter<MyAdapter.ViewHolder> { String...

April 4, 2022
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How to pass an object from one activity to another on Android

One option could be letting your custom class implement the Serializable interface and then you can pass object instances in the intent extra using the putExtra(Serializable..) variant ...

April 4, 2022
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“Field can be converted to a local variable” message appearing when setting Android ActionBar colour

What the warning is telling you is that actionBarColor shouldn’t be a global variable (i.e. a field), because it’s only used in one method (onCreate). ...

April 4, 2022
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Google firebase check if child exists

Edit 2; worth putting on top: I think it is worth mentioning that this is actually downloading all data at this snapshot just to ...

April 4, 2022
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equivalent to push() or pop() for arrays?

April 4, 2022
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How to Get JSON Array Within JSON Object?

I guess this will help you. JSONObject jsonObj = new JSONObject(jsonStr); JSONArray ja_data = jsonObj.getJSONArray("data"); int length = jsonObj.length(); for(int i=0; i<length; i++) ...

April 4, 2022
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Android For loop

April 4, 2022
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