The Object of Chess. After learning how to play chess, you'll want to know how to win. The ultimate goal in chess is to trap the leader of the opposing army - the king. This is called checkmate, and results in a win for the checkmating side. Check, Checkmate and Stalemate. Ten Basic Checkmates to Know.
Learn about DNS TTL settings, and best practices for setting DNS TTL for your domain names. TTL stands for âTime to Liveâ and it refers to how long your DNS settings are supposed to be cached before they are automatically refreshed. When a DNS change is made, it takes time for the rest of the Internet to notice.
ttl= through the lens it takes information for the flash through the lens, not using simply the thyrister on the flash d-ttl did NOT start with digital.....the d stands for distance on nikkon stuff. if you use a d lens too, the flash takes distance into consideration when exposure is made. and the ittl i believe is interactive..allowing multi flash units to communicate wirelessly