println(f"Bob {87}");
🔑 Environment Variables
，这一点在Snipaste - 截图 + 贴图中也有详细论述
extracting its targets and parameters. Pattern matching again, this time on the
Second, the idea that code is data, and data is code keeps showing up for me. Data is just bits; instructions are also just bit patterns stored in memory. The instruction stream lives in the same memory hierarchy as the data it operates on, and the CPU treats some bits as "code" only because the program counter (PC) points to them.
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