Ruby on Rails

Colin Law wrote in post #1171598:
> On 7 April 2015 at 12:41, Edward Maya <lists@ruby-forum.com> wrote:
> So, if I understand correctly, you have some erb in the view that
> should show an image, but in fact it just shows the name. In your
> situation the first thing I would do is to look at the html to see
> what html the image_tag is generating. For some reason you don't seem
> to want to do that.
>
> Colin

<td><%=image_tag(book.image.url(:medium)) %></td>

tried this is on my frnds system and everything works fine on his system
so i'm sure there's nothing wrong in my application but don't know why
image is not coming up

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