PUBLIC MARKS with tag mise_à_jour

"Express Install uses the existing Flash Player to upgrade users to the latest version of the Player when it is required for viewing content. As a developer, this means that you have the ability to not only detect when users do not have the latest version of Flash Player, but you can initiate an update that securely installs the latest version of the Player from the Adobe web site."

Sparkle is a module that developers can stick in their Cocoa applications (five-step install!) to get instant self-update functionality.