Android Studio'nun textView'i Görmemesi
04.12.2020 - 12:02
import android.widget.TextView
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
class MainActivity : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
test()
mySum(10,15)
209
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