Does God decide every matter in a highly blessed night for the coming year?

Verses 1-6 of Chapter 44:

Ha Mim. By the manifest Book that makes things clear. We sent it down on a blessed night. Verily, We are ever warning. Therein (that night) is decreed every matter, Hakim. As a command from Us. Verily, We are ever sending, (As) a mercy from your Lord. Verily, He is the All-Hearer, the All-Know