because, there can be back process of every step in waterfall model, see the book of software engg by somerville.
u have to get a sertain achevment in spiral knights and u get the hat i have it so i know
U can get a paper clip
yes i have one if u need it
Plymouth Model U in 1929.
to shout in spiral knights, you press /shout then u type your message. for example. /shout selling blue shards for 15cr each
Most popular and widely used models are-Waterfall model-Spiral model-Open source software Development-Prototyping-Increment development-Extreme programming-Unified process-Agile process
Its Weighs 2.5 Pounds If U Have A Ruler It'll Show it
ok, first u are born, then you grow up, then u are pretty, they u bcome oober skinny, then u get an application, the u get the jxub, the u become a model!!:)
Alp u know the answer. anyway its called turbine.
It means u are so stupid and my name is dawit cridland toodles
love johhny sins and just search him cuz u find every answer from him
if u are talking about a solid to a gas then it is called sublimination