Import androidx.core.util.ArraySet; ^ symbol: class ArraySet location: package androidx.core.util

• -2 votes162 views1 answer

  Difference between void and return method in java

  Java
• 0 vote186 views1 answer

  REGEX ___ get length of array in java

  Java
• 15 votes150 views5 answers

  How to get 2 decimal places in java

  Java
• 0 vote153 views1 answer

  Don't use a line-beased input after a token-based input.

  Java
• 2 votes157 views1 answer

  Zufallszahlen in java

  Java
• 0 vote154 views1 answer

  Which package contains the Math classin java?

  Java
• 0 vote159 views1 answer

  Java mockito print called methods

  Java
• 1 vote182 views1 answer

  Cannot resolve class android.support.design.widget.CoordinatorLayout

  Java
• 5 votes174 views2 answers

  Java get size of matrix

  Java
• 0 vote156 views2 answers

  Andriod button wont change color

  Java