asp.net: Trace - useful feature

I wouldn’t say that I’m doing little programming on asp.net or I don’t know it well, but I only met this feature of it today.

<% @ Page Trace = "true"%> * This code was highlighted with Source Code Highlighter .

After compiling any page, asp.net will display very extensive statistics on the page, including such important information as the size of each control and its viewstate. Below is an example:



I don’t know how much my discovery is “dupe”, but if that’s sorry, I found out about it only today at this address .