Command line utility or C# code to compute 200,000 file changes in a directory hierarchy quickly?
Using Microsoft FCIV which computes SHA-1 file checksums, I created a text file with file names and checksums: "8697c58c606122c30e2a20f1eabd6919" "g:\00258\99481\99481.eps" "b77a6b392c002bb9cc51f48170487dea" "g:\00258\99481\99481.eps" My intent is to create a Jpeg thumbnail for any images that change. However, this utility takes hour...