query: What does "return p ? memcpy(p, s, len) : NULL;" mean?
positive_passages.docid: 157247
positive_passages.text: The ternary (conditional) operator in C
negative_passages.docid: 108732
negative_passages.text: Struggling to get number of chars in char*
negative_passages.docid: 151292
negative_passages.text: Missing return statement in a non-void method compiles
negative_passages.docid: 5064
negative_passages.text: How to find the 'sizeof' (a pointer pointing to an array)?
negative_passages.docid: 146174
negative_passages.text: how memcpy is handled by DMA in linux
negative_passages.docid: 71601
negative_passages.text: What happens here? sizeof(short_int_variable + char_variable)
negative_passages.docid: 63521
negative_passages.text: How to pass a nullable type to a P/invoked function
negative_passages.docid: 23808
negative_passages.text: What does int argc, char *argv[] mean?
negative_passages.docid: 140791
negative_passages.text: "Segmentation fault" vs "run time" error?
negative_passages.docid: 69607
negative_passages.text: Do you use NULL or 0 (zero) for pointers in C++?
negative_passages.docid: 28291
negative_passages.text: What is the difference between these (bCondition == NULL) and (NULL==bCondition)?
negative_passages.docid: 49
negative_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 132398
negative_passages.text: What is null in Java?
negative_passages.docid: 53309
negative_passages.text: Why does 'fopen' return a NULL pointer?
negative_passages.docid: 77570
negative_passages.text: Returning Arrays/Pointers from a function
negative_passages.docid: 45594
negative_passages.text: Which kind of pointer do I use when?
negative_passages.docid: 79477
negative_passages.text: Why is "null" present in C# and Java?