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New code examples in category C

Phoenix Logan 2022-03-03 05:50:38
how to compress a file in c
#include <stdio.h> #include <string.h> //comp() void Compress(unsigned char *szOut, const char *szMessage) { unsigned long long nBuffer = 0; //This is enough to store 8 uncompressed characters or 9 compressed. We will only use 8 tho. char n... Add solution
Awgiedawgie 2022-03-03 03:55:09
refresh a chromebook terminal
source ~/.bashrc //refreshes the terminal Add solution
Awgiedawgie 2022-03-03 03:15:02
how to find number of rows in datafram R
nrow(<dataframe>) Add solution
Awgiedawgie 2022-03-02 21:05:43
c program from decimal to binary
#include <stdio.h> #include <math.h> #include <stdlib.h> #define D 10 int main() { int i, n, k, vet[D]; printf("FROM DECIMALS TO BINARIES\nEnter decimal: "); scanf("%d", &n); k = 0; while (n != ... Add solution
Phoenix Logan 2022-03-01 11:50:03
area and circumference of a circle
#include <stdio.h> #define PI 3.142 int main(){ float r, C, A; printf("What is the radius: \n"); scanf("%f", &r); C = 2 * PI * r; A = PI * r * r; printf("\nCincumference is and %f Area is %f\n&quo... Add solution
Awgiedawgie 2022-03-01 07:55:22
c add char to char array
char str[1024] = "Hello World"; char tmp[2] = "."; //Has to be of size 2 because strcat expects a NULL terminated string strcat(str, tmp); Add solution
Rubixphys12 2022-02-28 04:15:02
difference between malloc and calloc and realloc
if (!(int *ptr = malloc(sizeof(int) * NUM_ELEM))){ // ERROR CONDITION HERE} Add solution
Lionel Aguero 2022-02-28 04:05:02
structure basics
#include <stdio.h> struct Country { char name[50]; char capital[50]; }; int main() { struct Country c1; scanf("%s\n%s", c1.name, c1.capital); printf("The country name is %s and it's capital is %s",c1.name,c... Add solution
Awgiedawgie 2022-02-27 18:00:02
Navigator.of(context).pop(); gives black screen instead of closing draer
Navigator.pop(context); Navigator.push( context, MaterialPageRoute(builder: (context) => SecondActivity()), ); Add solution
Phoenix Logan 2022-02-27 12:40:08
how to genrate a random number in C
#include <time.h> #include <stdlib.h> srand(time(NULL)); // Initialization, should only be called once. int r = rand(); // Returns a pseudo-random integer between 0 and RAND_MAX. Add solution

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