No u cant put on toomanyitems before u buy the game. You also can't put any other mods on.
every mod
The button "O".
I don't think anyone on here has time to give you a full answer/tutorial on coding a minecraft mod like "toomanyitems".
In minecraft beta, there is creative mod what allows you to get all items.
Download it off the minecraft forums. Then drag everything in the file into the minecraft jar on winrar, or 7zip.
Yes, toomanyitems does not require modloader.
%appdata% open mincraft java archive Delete METAINF Download TMI Ctrl+a & drag into your minecraft java archive
You cant make it expect you can spawn it with TooManyItems NotEnoughItems.. In Creative mode or in a mod
toomanyitems or the key(probably shift+?)in vannila creative
Too Many Items or TMI is updated regularly for every new version of Minecraft. If it is not yet released, wait a few days and it will be.
You could get toomanyitems mod if you want it in survival or now in 1.8 you can go in creative mode.
You wait until it is night. If you have a mod like TooManyItems, you click the moon.