However, withdrawal from caffeine is seldom dangerous, though it can make one uncomfortable for a few days. The most frequent symptom associated with this withdrawal is a moderate to severe headache. This can occur between 12 and 24 hours after last intake of caffeine.
Okay, for step one you need to get the command blocks in your inventory. Make sure you have cheats ON and say /give (player name) command_block. After you get in in your inventory place 5 in a row.
Trivia. 1  You can spawn in a command block with cheats enabled by typing /give (player name) 137 or /give (player name) minecraft:command_block. 2  You can spawn mobs that are in the game, but cannot be spawned naturally. For Example, /summon Giant ~2 ~ ~ will summon a Giant Zombie 2 blocks away from the command block.