This week's book giveaway is in the Cloud/Virtualization forum. We're giving away four copies of Learning OpenStack Networking: Build a solid foundation in virtual networking technologies for OpenStack-based clouds and have James Denton on-line! See this thread for details.
First screen show the first time how I checked the checkbox.
Second screen show when I press next page after first screen and then press previous page and changed some checkbox checked status.
Third screen show when I press next page after second screen and then press previous page to see the checkbox checked status.
You will find that different when in screen third, why this happen??