C# S2583 - False Positive on null check if another type check is earlier in the same function call - Report False-positive / False-negative... - Sonar Community
The difference between null check with 'is' instead of '==' in C# | by Erick Gallani | Medium
javascript - Value is null even if it's not in console.log (...) - Stack Overflow
exception - Cannot invoke "java.io.Console.readLine()" because "c" is null - Stack Overflow
System.Console Returns Null In Eclipse - Colaboratory