Firefox cache in C#

Question

In my ASP site there's a function for upload images and display upload image in data grid view but my problem is when we upload image and replace later one it's doesn't appear change in data grid without reload page.but this problem doesn't occured in google chrome .

Answer 1

Your image will likely be getting cached on the browser. try either

1. forcing it to have a different url every time its updated
2. adding a last modified header to your response to the image request, that is the the write time of the file.