C#

Bitmap newImage2 = new Bitmap(newImage);
Save();

newImage.Save();

Bitmap bm1 = Bitmap.FromFile(filename);    // this locks the file
Bitmap bm2 = new Bitmap(width2, height2);  // the output image
Graphics g = Graphics.FromImage(bm2);      // so we can draw on bm2
g.Transform = matrix...;                   // some transformation
g.DrawImage(bm1);
bm1.Dispose();                             // unlocks the file
bm2.Save(filename, imageFormat);           // save output image to same or other file
g.Dispose();

string ff=Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments)+@"\folder\";
Directory.CreateDirectory(ff);
File.WriteAllText(ff+"aha.txt", "contents");

DownloadClient.DownloadFile(StartingPointTextBox.Text, SaveSessionTextBox.Text);