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It’s often said that you don’t need a drill bit; what you need is a hole. How you make that hole is up to you, but it’s a given that you want to make it as efficiently as possible. The drill bit, ...

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Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Khadija Khartit is a strategy, investment, and funding expert, and an educator of fintech ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

这些年，我玩遍了各种家庭实验室的玩意儿，包括改装的旧PC、高效的迷你PC，甚至企业级硬件。尽管手头有更强大的设备，我还是常常回到我的树莓派收藏，用它们做低功耗项目。因此，我手头有几块单板电脑，平时只会用来做几次实验，随后就把它们搁置几周，转而去玩容器 ...