혀가 길지 않은 개발자

build.gradle (Module: app) dependencies { // viewModelScope implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.2.0' // Coroutine implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.7' implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.7' } activity_main.xml activity_sub.xml MainActivity.kt package com.jwsoft.kotlinproject import android.content.Intent im..

MainActivity.kt package com.jwsoft.kotlinproject import androidx.appcompat.app.AppCompatActivity import android.os.Bundle import android.util.Log class MainActivity : AppCompatActivity() { private val lazy: String by lazy { Log.e("", "called lazy") "lazy" } override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_main) Log.e("", "Be..

activity_main.xml MainActivity.java package com.jwsoft.javaproject; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.Toast; public class MainActivity extends AppCompatActivity { Button btnClick; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); ..

activity_main.xml MainActivity.kt package com.jwsoft.kotlinproject import androidx.appcompat.app.AppCompatActivity import android.os.Bundle import android.widget.Toast import kotlinx.android.synthetic.main.activity_main.* class MainActivity : AppCompatActivity() { override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_main) btnCli..

Day.java package com.jwsoft.javaproject; enum Day { Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday } activity_main.xml MainActivity.java package com.jwsoft.javaproject; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Toast; public class MainActivity extends AppCompatActivity implements View.OnClickListener..