Android list length

• 2 votes205 views2 answers

  Index through 2d array

  Java
• 0 vote206 views1 answer

  Java.util.HashMap has generic type parameters, please use GenericTypeIndicator instead

  Java
• 0 vote181 views1 answer

  How does java knows where it has stored primitive data type

  Java
• 0 vote196 views1 answer

  Attempt to invoke virtual method 'void androidx.appcompat.app.ActionBar.setTitle(java.lang.CharSequence)' on a null object reference

  Java
• 0 vote206 views1 answer

  Algorithm to know if a number is an integer

  Java
• 3 votes225 views2 answers

  How to write to a txt file in java in the end

  Java
• 3 votes202 views3 answers

  Java list get first element

  Java
• 4 votes236 views3 answers

  Android dialog modal

  Java
• -1 vote217 views1 answer

  Look and feel java

  Java
• 0 vote227 views2 answers

  How to start activity in adapter android

  Java