始终定义 None = 0，表示“无状态”。 这样可以方便地进行初始化、清空、序列化，以及与枚举的默认值对齐（因为枚举默认值即为 0）。 C = 3 的二进制是 0011，它同时占用了第 1 位和第 2 位，与 A=1、B=2 的组合不可区分，会造成歧义。这种定义方式还会在调试或 ...

Security researchers at two US universities were able to intercept T-Mobile customer call and text data from completely unencrypted satellite communications. Researchers were also able to eavesdrop on ...

MOSCOW, Oct 13 (Reuters) - Russian oil production rose in September to 9.321 million barrels per day, up 148,000 bpd from August, as the world's leading oil producing countries continued to ramp up ...

Data Brokers Have a File on You. Here's How to See What's Inside From your shopping habits to your address, data brokers have many of your most personal details. We show you how to check what's out ...

AT&T will pay consumers in a class action settlement after data breaches last year. Information on the lawsuit was revealed in August, with the telecommunications giant agreeing to pay a total of $177 ...

In sum – what to know: Fermi files for IPO – The Texas data center builder seeks to tap investor enthusiasm with a planned Nasdaq listing under the symbol FRMI. AI-driven nuclear project – Fermi aims ...

Sept 8 (Reuters) - Fermi, a Texas company co-founded by former U.S. Energy Secretary Rick Perry, on Monday filed for an initial public offering in the United States, as companies rush to tap investor ...

The number of candidates running for local elected offices increased by one after Tuesday’s deadline for write-in candidates came and went, bringing the total to 53. Eloisa Tabet, 87, one of the ...

The agency’s response to public records requests indicated potential violations of federal records laws, experts said. By Minho Kim Reporting from Washington The Department of Homeland Security ...

You can now search for files through the Copilot app. The new search requires a Copilot+ PC and Windows 11 insider access. The feature works by scanning the files in ...

The data extortion group World Leaks has just leaked a huge 1.3-terabyte trove of data stolen from US computer maker Dell Technologies Inc. Dell confirmed a breach earlier, saying that it impacted the ...