Comparing Strings when one could be null
49
What is a NullPointerException, and how do I fix it?
33772
Is there any difference in equals and == for String variables?
120071
Checking for a null int value from a Java ResultSet
15435
how to check if $1 and $2 are null?
79162
Javascript null or empty string does not work
55830
What's the rationale for null terminated strings?
156262
One step check for null value & emptiness of a string
118970
How do I include nulls during comparisons in SQL Server?
126231
How can I manage the onslaught of null checks?
56041
Evaluate String as a condition Java
93804
How to check for a Null value in VB.NET
72088
Why shouldn't we allow NULLs?
149427
Comparing StringBuffer content with equals
22361
String concatenation with Null
115607
Why doesn't String switch statement support a null case?
154049
why does if("string") evaluate "string" as true but if ("string"==true) does not?
83354
Nullable types: better way to check for null or zero in c#