What do you want to save?
Add Code snippet
New code examples
-
Other 2021-11-18 20:20:16
how to get free ssl certificate from letsencrypt for local
openssl req -x509 -out localhost.crt -keyout localhost.key \ -newkey rsa:2048 -nodes -sha256 \ -subj '/CN=localhost' -extensions EXT -config <( \ printf "[dn]\nCN=localhost\n[req]\ndistinguished_name = dn\n[EXT]\nsubjectAltName=DNS:localhos... Add solution -
C++ 2021-11-18 14:41:15
increase the speed of cin and cout in c++
#include <iostream> int main(int argc, char **argv) { int parity = 0; int x; //you can use scanf , printf alternatively for speed std::ios::sync_with_stdio(false);// this increases the speed of i/o while (std::cin >> x) parity ^... Add solution -
Other 2021-11-16 06:53:08
Clear RAM Cache and Swap Space.
# echo 3 > /proc/sys/vm/drop_caches && swapoff -a && swapon -a && printf '\n%s\n' 'Ram-cache and Swap Cleared' OR $ su -c "echo 3 >'/proc/sys/vm/drop_caches' && swapoff -a && swapon -a && printf... Add solution -
C++ 2021-11-15 17:13:17
vprintf
// vprintf syntax int vprintf ( const char * format, va_list arg ); Add solution -
C 2021-11-13 14:28:13
ask the user if they would like to do something again in C
#include<stdio.h> int main(){ int x, y, sum; char ch; print: printf ("Enter the first number:"); scanf ("%d",&x); printf ("Enter the second number:"); scanf ("%d",&y); sum=x+y; ... Add solution -
C 2021-11-13 08:30:19
printf("%5.1f\n", x);
#include<stdio.h> int main() { float a=3.15529; printf("%2.1f\n", a); return 0; } [A]. 3.00 [B]. 3.15 [C]. 3.2 @ [D]. 3 Answer: Option C Explanation: float a=3.15529; The variable a is declared as an float data type and i... Add solution
Best helpers
Ms.Zizmor
+5
Don Yarber
+5
Mike
+5
Jack Steele
+5
Realh
+5
Bossylobster
+5
Tjb1982
+5
Alana
+5
Mythio
+5
Sharp Wit
+5
Rane Chetan
+5
Hongyan
+5
Christie
+5
Ms.crystal
+5
Robert Astle
+5
Joshua Burns
+5
Sea shell
+5
Zolani13
+5
Meldie Ching
+5
Nancye S....
+5
Oritatami
+5
FirstLegion
+5
S k pandey
+5
Androider
+5