Knockout includes a function called ko.isObservable() . You can call it like ko.isObservable(vm[key]) . Update from comment: Here is a function to determine if something is a computed observable: UPDATE: If you are using KO 2.1+ - then you can use ko.isComputed directly.
Command Block. The Command Block is a redstone-powered block that was made available in the 1.4 update for Minecraft. The Command Block will perform server Commands when attached to a redstone circuit. This block cannot be crafted, and only server operators are allowed to place and use them.
Until the 1.8 update for PC Minecraft flying machines were only in mods and with command blocks. Now you can make them in vanilla thanks to slime blocks!These designs are my own and are the fasted and most compact that I have seen yet.ntil the 1.8 update for PC Minecraft flying machines were only in mods and with command blocks. Now you can make them in vanilla thanks to slime blocks!