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(008) CubeIDE Implementation of USB Peripherals*
(018) C99 pointer*
(019) C99 With only value assignment*
(022) POSIX pthread multi-threads mutex*
(023) POSIX pthread multi-threads programming*
(027) C99 time and wait*
(028) High-precision calculation with GMP*
(029) Web Service Lib*
(030) International Components for Unicode (ICU)*
(031) Performance of C is higher than C++, because...*
🍓(002) Format USB disk to ext4 with 1k blocks
不预留超级块备份的方式：
mkfs.ext4 -b 2048 -m 0 /dev/sda1
预留超级块备份的方式：
mkfs.ext4 -b 4096 /dev/sda1
（最小块大小1024：<4k超级块会很多，格式化会很慢）