Julia and Python: a dynamic duo for scientific computing [video](lanyrd.com)

    #include <stdio.h>

    int main(void) {
        long   x = 9007199254740992;    // 2^53
        double y = 9007199254740992.0;  // 2.0^53
        long   z = 9007199254740993;    // 2^53+1
        printf("x == y: %d\n", x == y);
        printf("y == z: %d\n", y == z);
        printf("x == z: %d\n", x == z);
        return 0;
    }

    x == y: 1
    y == z: 1
    x == z: 0

    julia> x, y, z = 9007199254740992, 9007199254740992.0, 9007199254740993;

    julia> x == y, y == z, x == z
    (true,false,false)

    julia> z - y
    0.0