title: Appcompat and Recyclerview versions difference
body: <p>I just create a project from Android Studio and gradle file are like below,</p>
  
  <p>The thing is, appcompat and recyclerview should be same version I guess, I tried lots of things but I couldn't able to find same versions. </p>
  
  <p>How can I solve this problem? </p>
  
  <pre><code>implementation fileTree(dir: 'libs', include: ['*.jar'])
  implementation"org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
  implementation 'androidx.appcompat:appcompat:1.0.2'
  implementation 'androidx.core:core-ktx:1.0.2'
  implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
  testImplementation 'junit:junit:4.12'
  androidTestImplementation 'androidx.test:runner:1.2.0'
  androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
  implementation 'com.android.support:recyclerview-v7:28.0.0'
  </code></pre>