Warning: UIKit should not be called from a secondary thread

Question

In my iPhone app I need to connect to a web server as this can take some time I\'m using threads like this:

[NSThread detachNewThreadSelector:@selector(sendS         


        

Answer 1

Why not:

[NSThread detachNewThreadSelector: @selector(sendStuff:) toTarget: self withObject: self.textField.text];

?