C#

class MyApp {
    private static SafeHandle handle = new MyAppSafeHandle();
    public static KeepAlive() { GC.KeepAlive(handle); }
}
class MyLibSafeHandle : SafeHandle {
    public MyLibSafeHandle()
        : base(IntPtr.Zero, true)
    { MyApp.KeepAlive(); }

    protected override ReleaseHandle() {
        externRelease(handle);
        MyApp.KeepAlive();
    }
}

string URL = fetchinfo.ResponseUri.ToString();

System.IO.File.Copy("Source", "Destination");

Simon Stevens wrote:

System.IO.File.Copy("Source", "Destination");

Simon Stevens wrote:

I have pent up sarcasm now that I need to release. God help the next person who posts a programming question in the lounge.

Giorgi Dalakishvili wrote:

Will it work?