How To Change The SUDO Password Time-out In Ubuntu
The first time you run a command with "sudo" in Ubuntu, you are asked for a password but after running one more command with "sudo" (after a short while), you are not prompted for a password again.
On the 27th of March I had a conference into the ITIS "Ettore Majorana" of Avezzano regarding the DDS system, here you can find some pictures:
The getopt function
int getopt(int argc, char * const argv[], const char *optstring);
extern char *optarg;
extern int optind, opterr, optopt;
The getopt function is used to parse command option. The parameters argc and argv are the argument count and argument array as passed to the “command”. The argument optstring is a string of recognized option characters; if a character is followed by a colon, the option takes an argument.
I tried Ubuntu 10.4 on a virtualbox machine on my Windows Vista laptop. The new release of Ubuntu works fine but it needs a lot of RAM, so on my laptop it is slow (I can only allocate 756MB of RAM).
The Shell functions
The shell contains the following functions:
In this article I' show how to handle multiple levels log.
At first we need a function that will set the level we want to use, this function will update the valu of a global variable, then we need the definition of several printLog functions (one for each level we want to use), so in the header file we'll have the following code:
As usual Windows XP is the most used operating system, Linux gains a few points. All the other operating systems are far from these two OSes.
Firefox 3.5/3.6 gains a few points, while Firefox 3.0 is loosing its marketshare.Chrome is stable around the 15%
I've just updated the growth rate page.
This month we have had a little increase, you can see the the performance here.
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