10 More Discussions You Might Find Interesting
1. Programming
When we dynamically allocate the memory say 100 integers say
int *x = new int(1000);
then does entire chunk of memory gets allocated at once after the completion of the statement?
I mean will the the concept of page fault come into picture over here? (3 Replies)
Discussion started by: rupeshkp728
3 Replies
2. Solaris
Hi guys!
Could you tell me what's this figure about? (See the attached figure below.)
This is a representation of block allocation filesystem and extent allocation filesystem in Solaris.
Does this mean that in a block-based allocation, data are placed in individual blocks while in... (0 Replies)
Discussion started by: arah
0 Replies
3. Programming
Hello Guys
I have a small confusion in the dynamic memory allocation concept.
If we declare a pointer say a char pointer, we need to allocate adequate memory space.
char* str = (char*)malloc(20*sizeof(char));
str = "This is a string";
But this will also work.
char* str = "This... (2 Replies)
Discussion started by: tene
2 Replies
4. Programming
Hi Experts
I need some help in static memory allocation in C. I have a program in which I declared 2 variables, one char array and one integer. I was little surprised to see the addresses of the variables.
First:
int x;
char a;
printf("%u %u\n', &x, a);
I got the addresses displayed... (2 Replies)
Discussion started by: unx_freak
2 Replies
5. Programming
Hi,
is it possible in C to allocate dynamically a global variable?? (3 Replies)
Discussion started by: littleboyblu
3 Replies
6. Programming
Hi,
I have the following problem: i must allocate a dynamic array from a subroutine which should return such array to main function. The subroutine has already a return parameter so i thought of pass the array as I/O parameter. I tried the following program but it doesn't work (segmentation... (11 Replies)
Discussion started by: littleboyblu
11 Replies
7. Programming
Hi,
I am trying to process line by line of a file. But I should not be allocating static allocation for reading the contents of the file. The memory should be dynamically allocated. The confusion here is how do I determine the size of each line, put it into a buffer with the memory allocated... (11 Replies)
Discussion started by: naan
11 Replies
8. UNIX for Dummies Questions & Answers
HI Gurus,
I had a requirement where i want to allocate a file name into a variable and get the file name in the subj of email.
Suppose i have a file File002.pdx in the folder /home/pcs/system/files/File002.pdx
Iam using a variable a = `ls /home/pcs/system/files/*.pdx`
Iam using *... (2 Replies)
Discussion started by: pssandeep
2 Replies
9. Programming
Hi
I want to know when and where memory for static variables are allocated in a C program. If it allocates during compilation will memory be allocated for the variable "i" during compilation itself.
int count();
int main(){
printf("%d", count());
return 0;
}
int count()
{
... (8 Replies)
Discussion started by: nathanmca
8 Replies
10. UNIX for Dummies Questions & Answers
I would like to know how I could allocate some more memory to a process.
Please note that I am not the root user. (1 Reply)
Discussion started by: sagar
1 Replies