Why is x == (x = y) not the same as (x = y) == x?
Consider the following example: class Quirky { public static void main(String[] args) { int x = 1; int y = 3; System.out.println(x == … Read more
operator-precedence
SQL Logic Operator Precedence: And and Or
Are the two statements below equivalent? SELECT […] FROM […] WHERE some_col in (1,2,3,4,5) AND some_other_expr and SELECT […] FROM […] WHERE some_col … Read more
Post-increment and pre-increment within a ‘for’ loop produce same output [duplicate]
This question already has answers here: Difference between pre-increment and post-increment in a loop? (23 answers) Closed 7 years ago. The following for … Read more
‘AND’ vs ‘&&’ as operator
I have a codebase where developers decided to use AND and OR instead of && and ||. I know that there is a … Read more
Why does “not(True) in [False, True]” return False?
If I do this: >>> False in [False, True] True That returns True. Simply because False is in the list. But if I … Read more
Why are these constructs using pre and post-increment undefined behavior?
#include <stdio.h> int main(void) { int i = 0; i = i++ + ++i; printf(“%d\n”, i); // 3 i = 1; i = … Read more
Why in C Constructs Using Pre and Post-Increment Undefined Behavior?
Best Answer C has the concept of undefined behavior, i.e. some language constructs are syntactically valid but you can’t predict the behavior when … Read more