How %0|%0 works?

I’ve seen a post of how %0|%0, but I’m still not very sure, is it a loop to loop it self or to open another file to run it again and delete it self? Can it be looped in a batch file?

C loop until 0 is given

Im trying to make a loop that gets and calculates all numbers together untill i give 0 as an imput but it’s running only once and stopping
#include <stdio.h>

int main(){
int i = 0;
int num;
int total =0;

Echo response of curl

Is it possible to echo the response of the curl inside a while loop, every after the curl process is done and not after the loops are done.
while (strpos($g1, ‘<label for="username" class="sr-only"&g…