Here Iâve recreated the example given in the glmnet package docs and added some additional data collection to give a sense of the time and speed gains that come with using sparse matrices for sparse data:
How old do you have to be to get a tattoo? Although there is no federal law dictating the required age of consent for a tattoo, many states require that a person be of legal age, commonly 18, in order to receive a tattoo. Some states allow minors to get tattoos with the consent of a present parent or guardian.
Asker's rating. 1  18. ImThizzin' Â· 1 decade ago. 2  18. Source(s): 18. 3  I think that it really depends on your state. 4  You have to be 18 but some places will do it if your 16 with a parent. 5  You have to be 18 years old. 6  You've got to be 18. It is possible that some tattoo places will ink you if you are under 18 and have your parents with you.