So, you want to learn Python online and you’re wondering where to start? Reddit can be a surprisingly good place to get ...

打开交易图表，堆上十个技术指标，然后对着屏幕发呆不知道下一步怎么操作——这场景对交易员来说太熟悉了。如果把历史数据丢给计算机，告诉它“去试错”。赚了有奖励，亏了有惩罚。让它在不断的尝试和失败中学习，最终迭代出一个不说完美、但至少能逻辑自洽的交易策略。

Trump's order targeting state AI laws faces political and legal hurdles U.S. President Donald Trump's executive order seeking to bar state laws on artificial intelligence that he says slow innovation ...