I downloaded the XCode via appstore, I installed it successfully , But after updating it got stuck, So I uninstall it in Application Folder but the icon of xcode and "Downloading" in launchpad are still there, I removed the xcode Icon by hold+click on xcode icon and "x" icon. However the "Downloading icon in launchpad still there. I tried to install it again Via appstore but it keeps loading now. "Downloading/Installing" icon in launchpad is still there and stucked even I deleted xcode How can I delete the "Installing/Downloading" icon in launchpad?