Many programmers use malloc() and free() and pay no more mind to "allocating memory", but I often find 2-20× speed improvements by rethinking memory
Recall that kernel events were not the thing we were actually interested in. We wanted udev's version of the events. Browsing through libudev's source code, we can see that udev events are also broadcast using netlink. Even though netlink is often used to communicate with the kernel, NETLINK_KOBJECT_UEVENT allows for userspace-to-userspace communication. We just have to change the multicast group in our sample program to MONITOR_GROUP_UDEV which is 2.
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This complex engineering translates into tangible benefits:
Despite the physical and emotional demands of the job, McKenzie says nothing beats the incredible experiences he's had - as well as the satisfaction of contributing to environmental research.
Уиткофф рассказал о хвастовстве Ирана своим ядерным потенциалом на переговорах08:47