Is it just me or can no one else sleep? It's like 12:22 where I live :P

How do you make a lenny face? plz, brailiest to who can answer first.

Need asap write a short paper describing the history and differences between six sigma, waterfall, agile, and scrum models. understanding these models can give you a good idea of how diverse and interesting it development projects can be. describe what the rationale for them is and describe their key features. describe the history behind their development. at least 400 words

How would you categorize the software that runs on mobile devices? break down these apps into at least three basic categories and give an example of each.