query: android, why say var is null
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 133927
negative_passages.text: Java variable might not have been initialized?
negative_passages.docid: 88920
negative_passages.text: Is using NULL references OK?
negative_passages.docid: 33103
negative_passages.text: How come invoking a (static) method on a null reference doesn't throw NullPointerException?
negative_passages.docid: 35590
negative_passages.text: How to fix NullPointerException in Java?
negative_passages.docid: 60338
negative_passages.text: Null vs. False vs. 0 in PHP
negative_passages.docid: 8283
negative_passages.text: Why does null reference print as "null"
negative_passages.docid: 39781
negative_passages.text: Why does the is operator return false when given null?
negative_passages.docid: 114651
negative_passages.text: ViewModel's list is null in action
negative_passages.docid: 96453
negative_passages.text: Caught Throwable or Exception is null
negative_passages.docid: 94973
negative_passages.text: Why type "int" is never equal to 'null'?
negative_passages.docid: 151469
negative_passages.text: What is the difference between null and System.DBNull.Value?
negative_passages.docid: 114816
negative_passages.text: Is null reference possible?
negative_passages.docid: 81518
negative_passages.text: Find out what variable is throwing a NullPointerException programmatically
negative_passages.docid: 143243
negative_passages.text: Is NULL always false?
negative_passages.docid: 78007
negative_passages.text: Will using 'var' affect performance?
negative_passages.docid: 138823
negative_passages.text: Why cast null to Object?