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export DISPLAY=:0.0 && /usr/bin/gnome-terminal
There is something different between GUI app started from cron and normal ways. In terminal, env variables for example are not the same. Settings set...

Jobs invoked by cron do not associate with any print screen. That is, Linux will submit the user's Email address as the STDOUT and STDERR. Any output contents sent to STDOUT and STDERR will be sent...

#include<unistd.h>

main()
{
int i, j;
printf("My pid is %d, my father's pid is %d\n", getpid(), getppid());
for(i=0; i<3; i++)
if(fork() == 0)
printf("%d pid...

I install lamp using the command 'sudo tasksel',then everything is OK.But I don't know the directory structure of the software.where are the binary files ,where are the configuration files.Can...

Maybe you have actived the restricted hardware driver- software modem.
When I active it ,sounds disappear.

my teacher want us students to learn sth on web and recommend a languague php.I scan several books and almost every book talks how to install PHP in Linux and Windows.Another software apache come up...