From: deal bitte <lists@...>
Date: 2012-08-09T19:57:16+09:00
Subject: Re: file upload without entering the file

if params[:dump][:excel_file].blank?
      flash[:notice] = "Please provide a file to upload."
    else
my code

This does not work. I tried it before posting this problem.I have this 
piece of code in my controller


Jonan S. wrote in post #1071675:
> Just check that params[:dump][:excel_file] exists before you use it.
>
> You could also disable the upload button by default and enable it using
> javascript only if they enter a value in the field.

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