I was tried to install Elementary Tweaks on my Elementary OS Freya Beta 1. The installation went well but when I tried to open it, it crashed. So basically, the Elementary Tweaks installation was failed. I was installing Elementary Tweaks using the following method. I hope there are any Freya users that post any solution on this post.
Elementary Tweaks is a tool that can be used to configure Elementary OS look. We can easily change theme, icons via Elementary Tweaks. Also there some important tools on this application.
Install Elementary Tweaks on Elementary OS Freya
I use the following command to install Elementary Tweaks on Freya:
sudo add-apt-repository -y ppa:versable/elementary-tweaks-isis
sudo apt-get update
sudo apt-get install elementary-tweaks