What does this line of code mean?

Question

I am wondering what this line of code mean?

b = (gen_rand_uniform()>0.5)?1:0;

The gren_rand_uniform() is a function to generate

Answer 1

Conditional assignment:

variable = condition ? value_if_true : value_if_false;

which is equal to:

if (condition) {
    variable = value_if_true;
} else {
    variable = value_if_false;
}

The code you give us is just random bool. It will return either 1 or 0.