poll() or select()?
“Time and time again, Adam Smith has shown that free markets, free people, and deeper capital markets are all net positive for progress,” says Moyo, who also points to Smith’s earlier treatise on moral sentiments when imagining how he’d view the world of today. “He thought human beings would be more compassionate … he would think there’s not enough morality in how business leaders and individuals are thinking about inequality and the cost to society.”
，详情可参考新收录的资料
Note: The return type of your function must be compatible: ? on a Result requires your function to return Result, and ? on an optional requires your function to return an optional.。新收录的资料是该领域的重要参考
So I really think it’s just kind of this classic equation of, “Hey, your input costs are X, your output is Y. How do you make sure the ratio between X and Y is acceptable for the risks that you take?” Because any given video game has a 20 to 30 percent chance of being successful. You have to be able to cover a whole bunch of unsuccessful bets within whatever you invest.
Фото: Dilara Senkaya / Reuters