╭─uriah@uriahs-mbp  ~/Dev/session_based  ‹rc_2.0.0*›
╰─$ time wkhtmltoimage --width 1024 --height 768 http://stackoverflow.com/questions/10669951/rails-tutorial-section-5-2-routing-rspec-error\?lq\=1 ~/Downloads/so.jpg                                   1 ↵
Loading page (1/2)
QFont::setPixelSize: Pixel size <= 0 (0)                     ] 49%
content-type missing in HTTP POST, defaulting to application/x-www-form-urlencoded. Use QNetworkRequest::setHeader() to fix this problem.
Rendering (2/2)
Done
wkhtmltoimage --width 1024 --height 768  ~/Downloads/so.jpg  0.70s user 0.10s system 31% cpu 2.547 total