id tag

1618 questions

1 answers
28 views
0

App's Latency

There are three activities in the app I'm creating: A->B->C->A. Regardless of the current activity, if the app is dormant for 15 minutes, you want to detect it and display a message. What is ...

android

2 years ago

1 answers
45 views
0

Questions regarding the design of the Android DB table. (Even if it's not an Android environment...)

Hello, db design because I don't know a lot of help to the table please.For example, a DB for managing Olympic record winning records was created as follows: The reason why I put the type column is th...

database android

2 years ago

1 answers
62 views
0

I wonder why Android Fragment is slow in the initial call. [Material door]

public class a { private static int[] idLayoutMenuButtonNumber = { R.id.idButton_a, R.id.idButton_b, R.id.idButton_c, R.id.idButton_d, R.id.idButton_e, }; public static Button[] idLayoutMenuButto...

android fragment

2 years ago

1 answers
85 views
0

Send URL address to Intent.

I'd like to put the coordinates on Google Maps and put them on the screen. Is there a way to use Intent to display the browser at a specific URL address? Please give me a hint.

android android-intent

2 years ago

1 answers
73 views
0

This is a question when you get an image from url using picasso.

I am currently using recyclerview and receiving images from url using picaso.Json parsing is also in use.At first, I receive 30 pieces of data and spray them on recyclerview, and when the scroll touch...

android json recyclerview picasso

2 years ago

1 answers
27 views
0

In the xml file of Android Studio, what does 'android:layout_below' mean in the phrase 'android:layout_below'?

Please answer me.

java android

2 years ago

1 answers
24 views
0

Questions about Android recyclerview

In recyclerview on Android, I want to know the usage of getItemId and setHasStableIds methods.Why are those two here?

android

2 years ago

1 answers
69 views
0

The shared preference putFlot does not allow decimal point calculation by division of integers during the operation.

Both activities share computational results as shared preferences.If you press the correct view in the activity where the four-point multiple questions are printed, The values of the keys totaltry and...

android calculate decimal-point

2 years ago

1 answers
145 views
0