mehrab

int a; scanf("%d",&a); here a is the variable and &a is the address of the variable. so, we can understand that the second parameter need the starting address of the variable; char str[10]; scanf("%s",str); here str is not variable, it is the address of str[0]. i.e. the starting address of …

I tried this code for servo. but did not work. [CODE]#include <REGX51.H> sbit pulse = P2^0; // for give pulse to survo void delay()//10us delay { TMOD=0x02; TH0=-10; TR0=1; while(TF0==0); TR0=0; TF0=0; } void main() { int i; while(1) //20ms pulse width { for(i=0;i<100;i++) //1ms high { pulse=1; delay(); } …

it is so easy to pass variable from php to javascript. Lets consider there are two scripting in one page like below. <script type="text/javascript">//javascript coding var id; </script> <?php //php coding $ x=90; ?> now we will pass the value of x from php to javascript; So, lets write another …

I want to make a comment box in a web page which will take a comment from the user and save it to the database and show all comments including new comment without reloading by ajax or jscript. Please help me someone with coding. Please.