1618 questions
Hi, everyone.I'd like to change the title of the toolbar according to the fragment in the navigation.Main (Fragment) also listed the same menu as Navigation.When the button is pressed in the Main (Fra...
How do I clear the separation lines for each row in ListView? What should I do if I can erase it from the xml?
I would like to send the following JSON text {Email:[email protected]:123456} to the web service and read the response. I know how to read JSON. The problem is that the above JSON object must be se...
Hello!I'm coding for adding buttons dynamically with Java code If you press the button on the far left in the picture below, the buttons on the right are formed.However, as shown in the picture, there...
Hello, I was coding for Android and I suddenly got a question, so I'm posting a question!If you look at the picture,There are 16 small squares in total, all of which are TextViews.And the red square i...
I'm developing an mp3 player application. Since there are over 100 songs, I load the album art when I print out the list of songsIt's lagging a lot. Is there a quick way to load an image from Recycler...
We want to create properties that are shared between the two activities using the Shared Preferences class on Android. How can I transfer these attributes from one activity to another? Static variable...
Can anyone tell me how to upload an image to Amazon S3 and save the image link to DB and come to Android image view?
I want to hide the title bar from the activity. I applied style to all activitiesIf you use @android:style/theme.NoTitleBar, the title bar disappearsI can't use that. Is there any other way?
I thought I could find the size and location of the views on the screen through methods such as getXThe values are all zeroes Can you tell me why?The test isAfter creating one project, we created it w...
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