id tag

1618 questions


1 answers
104 views
0
How to change the screen mode (vertical view, horizontal view) in the Android emulator

How do I change the direction of my Android screen to landscape or portrait view?


1 answers
137 views
0
Please tell me the method for the life cycle of Android activities.

What is the life cycle of Android activities?I think onCreate(), onStart(), and onResume() are all similar methods, so please tell me the role of these methods.


1 answers
105 views
0
I have a question for Android Adding ImageView from Fragment

I'm using Android Studio. I used tabbed activity. You are about to put an Imageview in the Fragment. I've already written the URL with Button. I want to add Imageview to it. I used rootView. The image...


1 answers
110 views
0
How do I get back to my previous activity on Android?

I'd like to make a simple app to return to my previous activity. What code do I need to return to the previous activity?

2 years ago

1 answers
87 views
0
I have a question about the development of the JavaScript app.

Originally, I usually used Swift language when programming, but these days, JavaScript is mentioned a lot, so I'm going to study various techniques such as React and Fuse. I'm asking you this question...


1 answers
20 views
0
This is an Android startActivityForResult question.

I sent it from an activity called A to an activity called B from Android to startActivityForResult.When B-Activity ended the screen, I set the result value as setResult and sent it to you A activity h...

2 years ago

1 answers
21 views
0
Pendingint, notification.

ServiceHandler handler = new ServiceHandler(); manager = (NotificationManager)getSystemService(Service.NOTIFICATION_SERVICE); intent1 = new Intent(this, MainActivity.class); pendingIntent = PendingInt...

2 years ago

1 answers
119 views
0
Floating Action Button Animation

This is the Tumblr app.Pressing the floating action button in the first picture Based on Floating Action Button (applies spreading animation?) It turns into a full screen like in the second picture.I ...


1 answers
90 views
0
How do I support multiple languages on Android?

I'm going to release the app on Google Store. I want to print it out in English on the US account and Korean on the Korean account, is that possible?


1 answers
131 views
0
How to replace InputStream with BufferedReader

I wrote InputStream to read text line by line from Android Asset Folder.If I use Buffered Reader, I can use readLine(), so I want to change InputStream to Buffered ReaderWhat should I do?InputStream i...

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