Get assembly version and build date

 1          //get assembly version and create date
 2         lblDisplayPCLVersion.Text = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version.ToString();
 3         lblDisplayPCLBuildDate.Text = GetExeBulidDate().ToShortDateString();
 4 
 5 
 6         private DateTime GetExeBulidDate()
 7         {
 8             //get executeing exe location
 9             string exeFilePath = System.Reflection.Assembly.GetExecutingAssembly().Location;
10             int peHeaderOffset = 60;
11             int linkerTimestampOffset = 8;
12             byte[] bytes = new byte[2048];
13             Stream s = null;
14             try
15             {
16                 s = new FileStream(exeFilePath, FileMode.Open, FileAccess.Read);
17                 s.Read(bytes, 0, 2048);
18             }
19             catch (Exception ex)
20             {
21                
22             }
23             finally
24             {
25                 if (s != null)
26                 {
27                     s.Close();
28                 }
29             }
30 
31             int i = BitConverter.ToInt32(bytes, peHeaderOffset);
32             int secondsSince1970 = BitConverter.ToInt32(bytes, i + linkerTimestampOffset);
33             DateTime retDT = new DateTime(1970, 1, 1, 0, 0, 0);
34             retDT = retDT.AddSeconds(secondsSince1970);
35             retDT = retDT.AddHours(TimeZone.CurrentTimeZone.GetUtcOffset(retDT).Hours);
36 
37             return retDT;
38         }