My Winforms read some data from MySQL database in Webserver. It is slow to display out the values. If it is a local database, it is not a problem. Even when the Winform is called, and go into the hidden mode and comes out again, that Win ...

Let's say I have two arrays: int[] array1 = new int[2000000]; int[] array2 = new int[2000000]; I stick some values into the arrays and then want to add the contents of array2 to array1 like so: for(int i = 0; i < 2000000; ++i) ...