The session handling of php seems not to work very well on my computer:
if session.gc_probability is set to a value smaler 35, it never executes my
gabarage_collection-function. When it is bigger than 35, it's executed every
time.
I'm using W2K and php 4.02? Does anybody knows the reason for this
On php.net I found this:
When you use REMOTE_ADDR for getting the IP of the current user, sometimes
you get the IP of the ISP Cache server.
When this happens, the HTTP_X_FORWARDED_FOR is also set, it contains the IP
of the user.
[...]
Note that the X-Forwarded for header might contain multiple ad
When do I have to use mysql_free_result($res). Is it good to use it with
every query or only if the result is very big (what's the size of the result
I shoud use mysql_free_result?).
What's about the use of unset($var). Is this good to save RAM to make my
script run faster?
Do I have to do this al
I'm using a MySQL-database to store my session variables by using the
following code:
session_set_save_handler
"sess_open",
"sess_close",
"sess_read",
"sess_write",
"sess_destroy",
"sess_gc"
);
session.gc_probability in the php.ini file is set to 1.
In a book I read tha
What's a negative color index and how can I use it?
My code so far is:
header ("Content-type: image/png");
$img = imagecreate (200, 200);
$fontcolor = imagecolorallocate ($img, 0, 0, 0);
$text = "This is a test!";
imagegetttftext ($img, 12, 0, 0, 0, $fontcolor, $text);
ImagePng ($img);
ImageDestr
How can I create images with gd, so that the text (true type font) written
on it will not be anti-aliased?
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