What other definitions of NULL were there on older platforms?
141629
When was the NULL macro not 0?
35796
Difference between 2>&-, 2>/dev/null, |&, &>/dev/null and >/dev/null 2>&1
65589
How will I be able to remove [NSNull Null] objects from NSMutableArray?
151469
What is the difference between null and System.DBNull.Value?
110721
Nullable types and the ternary operator: why is `? 10 : null` forbidden?
114816
Is null reference possible?
24249
When is the Killing form null?
12827
Are nullable types reference types?
8738
Should a retrieval method return 'null' or throw an exception when it can't produce the return value?
2146
object==null or null==object?
27219
Is there any difference between type? and Nullable?
158810
Why does >= return false when == returns true for null values?
102445
Notification with null:null value
19180
When can argv[0] have null?
23964
Why does Java have a "NullPointerException" when there are no pointers in Java?
32059
What is \null and when do we need to use it?
119009
What is an empty interface used for