Displaying 2 results from an estimated 2 matches for "7c638093751546679426".
2023 Jan 15
2
Removing variables from data frame with a wile card
...ect.org mailing list -- To UNSUBSCRIBE and more, see
>>> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fstat.ethz.ch%2Fmailman%2Flistinfo%2Fr-help&data=05%7C01%7CJSorkin%40som.umaryland.edu%7Cca354e487c4e4b977f6b08daf6e2df29%7C717009a620de461a88940312a395cac9%7C0%7C0%7C638093751546679426%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=GP9WF81MtvF%2FYi8LoWQt0W0VInk2WsPAgB0zHsu5aRQ%3D&reserved=0
>>> PLEASE do read the posting guide
>>> https://nam11.safelinks.protection.outlook.com/?url=http%3A...
2023 Jan 14
1
Removing variables from data frame with a wile card
Hello Avi,
while something like d$something <- ... may seem like you're directly modifying the data it does not actually do so. Most R objects try to be immutable, that is, the object may not change after creation. This guarantees that if you have a binding for same object the object won't change sneakily.
There is a data structure that is in fact mutable which are environments. For