|
|
Sponsored Content
Top Forums
Programming
Help understanding pointer assignment in c
Post 302362782 by broli on Saturday 17th of October 2009 03:03:12 PM
10-17-2009
|
|
10 More Discussions You Might Find Interesting
1. Programming
void main()
{
int a={1,2,3,4,5,6,7,8,9,10};
int *p=a;
int *q=&a;
cout<<q-p+1<<endl;
}
The output is 10, how?
if we give cout<<q it will print the address, value won't print....
if we give cout<<p it will print the address, value won't print....
p has the base addr; q... (1 Reply)
Discussion started by: sarwan
1 Replies
2. Programming
what is far pointer in C (1 Reply)
Discussion started by: useless79
1 Replies
3. What is on Your Mind?
All Sys Administrators,
With due respect I would like to know what should be BEST Things to
do when LEAVING one job , and what Precaution MUST be taken
while taking over new JOB?? Please Discuss in detail the STEP to be
taken for both the TIME ?? (3 Replies)
Discussion started by: vakharia Mahesh
3 Replies
4. Programming
If one wants to get a start address of a array or a string or a block of memory via a function, there are at least two methods to achieve it:
(1) one is to pass a pointer-to-pointer parameter, like:
int my_malloc(int size, char **pmem)
{
*pmem=(char *)malloc(size);
if(*pmem==NULL)... (11 Replies)
Discussion started by: aaronwong
11 Replies
5. Homework & Coursework Questions
1. List commands
to create the directory hierarchy $HOME/a/b/c
in vi to replace all occurences of TMP with tmp in lines 1 through 10
in vi to replace first occurence of CPU_file with DISK_file at line 15
2. Explain with a very simple example, usage of "ls -a"
3. What do the... (2 Replies)
Discussion started by: jessesaini
2 Replies
6. Shell Programming and Scripting
Q-1
Write a shell script in Unix that lists files from your current working directory
· By modification time when called with lm
· By access time when called with la.
By default, the script should show the listing of all the files in the current directory.
Q-2
Write a... (1 Reply)
Discussion started by: Vishank Parikh
1 Replies
7. Homework & Coursework Questions
Q-1
Write a shell script in Unix that lists files from your current working directory
· By modification time when called with lm
· By access time when called with la.
By default, the script should show the listing of all the files in the current directory.
Q-2
Write a shell script which... (1 Reply)
Discussion started by: Vishank Parikh
1 Replies
8. Programming
When I compile the below code, I am getting error as
template<typename T> T AddFun(T i, T j) {
return i + j;
}
template<> T* AddFun<T*>(T* i, T* j) {
return new T(*i + *j);
}
int main() {
int n = AddFun<int>(10, 20);
int i = 10, j = 20;
int* p = AddFun<int*>(&i,... (1 Reply)
Discussion started by: royalibrahim
1 Replies
9. Homework & Coursework Questions
Use and complete the template provided. The entire template must be completed. If you don't, your post may be deleted!
1. The problem statement, all variables and given/known data:
In the command line I will be given files or words which will be USER ID's or a file of USER ID's. I am to let... (4 Replies)
Discussion started by: ByronicX
4 Replies
10. UNIX for Dummies Questions & Answers
Hello all im currently working on this assignment and a little stump on how to check for an argument heres the instructions:
Step 4:
Modify your script so that if there is an argument called TestError you display the following error message with your usage statement.
TestError found
Example:... (1 Reply)
Discussion started by: bsn3971
1 Replies
LEARN ABOUT NETBSD
pause
PAUSE(3) BSD Library Functions Manual PAUSE(3) NAME
pause -- stop until signal LIBRARY
Standard C Library (libc, -lc) SYNOPSIS
#include <unistd.h> int pause(void); DESCRIPTION
Pause is made obsolete by sigsuspend(2). The pause() function forces a process to pause until a signal is received from either the kill(2) function or an interval timer. (See setitimer(2).) Upon termination of a signal handler started during a pause(), the pause() call will return. RETURN VALUES
Always returns -1. ERRORS
The pause() function always returns: [EINTR] The call was interrupted. SEE ALSO
kill(2), poll(2), select(2), setitimer(2), sigsuspend(2) STANDARDS
The pause() function conforms to ISO/IEC 9945-1:1990 (``POSIX.1''). HISTORY
A pause() syscall appeared in Version 6 AT&T UNIX. BSD
June 4, 1993 BSD