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hello all,

how to find string length without using any counter?
please provide me hints.

Thank You,
Nitin Mhetre.

Hi,I want to reverse a string using single pointer.How to do this.Just give me an idea

Vart ,I want to fire a URL link from my C program and want to read out this output .I dont want to save this html page and then open it for reading .
I want to fire the URL which...

Hi Guys, I am firing http request from browser and this will run PHP script at server,thus I get output on the web page.I need to read this output in my C program without any html tags.So Please tell...

hi,I want to sort a array a[10000] of which first 5000 elements are stored in sorted order,and I want to sort last 5000 elements.So tell me which sorting algorithm will be best so that my complexity...

Vart , I am the files I am downloading are media files,so I dont want to open these files.I just wanted to check the presence of the file in directory.Your soulution is also correct ,so that i will...

I am downloadig file form server to client for every 15 mins trough C my program.So I want to check the file is downloaded or not in specific directory.
How do I check the presence of...

Thank You guys for solutions.
Salem is correct sleep() takes seconds not miliseconds as argument in linux programming.

hi,
I am writing a program which is going to be run as deamon process.I want this deamon process to check for a presence of a file placed in one directory for every 15 mins.
I...

Salem ,
I have /etc/cron.d/cron.deny which is empty.this means I can execute crontab command.
I followed following steps.


1) I created foo.sh shell script which runs a...

Hey Guys,
Cooool Down,I know that giving permission to login as root to anyone will be dangerous for my system.I was just wanted to know whether it is possible or not.
...

hi,
I have written one cron.txt in which i have put


1,5,10,15 * * * * /root/foo.sh

then typed
crontab cron.txt
to lad the cron job.
and also...

extern const volatile int clock;
this means clock is defined as volatile somewhere else i.e in other source and its value could get changed by some external process(program) whose control...

hi,
Can somebody explain me exact difference between volatile ,static and extern variables.
when to use these variables?I know use of extern but dont know diff betn extern and volatile.
...

hi,
can anybody suggest me how to login in linux box without entering username and password.

What setting must be done for this task.I dont want to enter any username including "root" ....

hi,
does anybody has idea how to use a expect script in C program.
I have made a expect script which is used to do SCP a file from one server to another.Now I want to use...

Hi ,
I am facing one problem.I have created a two way pipe between program and scp session.
I want to listen to the password prompt given by the scp session.
I have invoked scp...

I got it,Thank you very much

hello all,
anybody knows how to do scp without password.I have reffered the link below and followed the instructions given in that.But still it asks me to enter password.

...

I have tried this popen too,but it still asking for password.Please see my code and tell me what is going wrong.



#include<stdio.h>
#include<stdlib.h>
#include<string.h>
int main(){
char...

hi salem,
I am new to network programming,so i dont know how to get two way pipe between main program and scp session.I tried it with system(),but then you dont get control over the...

hey buddy,
you are passing integer pointer to display() function,
make that to
int display(int *cptr) and also make changes to prototype of this function to
int...

I did that system(),but it is asking for password.how to set password in program.and i want to do scp for multiple files.Is that possible,shall I need to use fork() multiple times?

salem is correct ,u will need to brush up your c skills ,then move to multithreading.It will help to be confortable in multithreading.

Hi all,

can anybody give me simple C program which uses SCP to copy file from server to client.

Thank You,
Nitin.