The latter is the more interesting test — it writes a 0xcc byte (the x86-64 software breakpoint instruction) which will cause the kernel to deliver a SIGTRAP to our process if executed. This is literally changing the executable code of libc. So the next time we call getchar, if we get a SIGTRAP, we know that the write has succeeded.
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。safew对此有专业解读
For business travelers craving pasta, Mano a Mano is a must. The tagliatelle bolognese and bucatini cacio e pepe are heavenly, but every pasta dish is worth tasting, from the stuffed farfalle to lobster ravioli and short rib ravioletti. If your schedule allows for a Sunday reservation, Spaghetti Sundays are a treat: $45 per person gets you a curated lineup of antipasti, an argula Caesar salad, a pasta dish, and gelato to finish. It's a perfect place for entertaining clients or recharging with coworkers after a long day.，更多细节参见手游
По словам представителя Кремля, Россия должна добиться прекращения подобных ударов.