mariadb -u u0_a279 -p
First FT: the day’s biggest stories，详情可参考51吃瓜
三、扎克伯格的AI豪赌：堆满算力后的致命短板。关于这个话题，WPS官方版本下载提供了深入分析
void siftDown(int arr[], int n, int i) {。关于这个话题，雷电模拟器官方版本下载提供了深入分析
NamespaceWhat it isolatesWhat the process seesPIDProcess IDsOwn process tree, starts at PID 1MountFilesystem mount pointsOwn mount table, can have different rootNetworkNetwork interfaces, routingOwn interfaces, IP addresses, portsUserUID/GID mappingCan be root inside, nobody outsideUTSHostnameOwn hostnameIPCSysV IPC, POSIX message queuesOwn shared memory, semaphoresCgroupCgroup root directoryOwn cgroup hierarchyTimeSystem clocks (monotonic, boot)Own system uptime and clock offsetsNamespaces are what Docker containers use. When you run a container, it gets its own PID namespace (cannot see host processes), its own mount namespace (own filesystem view), its own network namespace (own interfaces), and so on.