혀가 길지 않은 개발자

build.gradle (Module: app) android { dataBinding { enabled = true } } activity_main.xml MainActivity.java package com.jwsoft.javaproject; import androidx.appcompat.app.AppCompatActivity; import androidx.databinding.DataBindingUtil; import android.graphics.Color; import android.os.Bundle; import android.view.View; import com.jwsoft.javaproject.databinding.ActivityMainBinding; public class MainAct..