2018

09-08 Archlinux, Pixelbook, chromeos, Crostini
09-07 dnsmasq config 配置
09-03 archlinux clean
09-01 vscode basic，vscode, visual studio code
08-31 输出重定向 Linux Shell 1>/dev/null 2>&1
08-31 Perf
08-29 ID Mapper, idmapper, fs.nfs.idmap_cache_timeout
08-28 epoll, kqueue
08-28 Shell 逐行处理文本文件
08-28 RCU
08-27 SysRq
08-26 rclone mount google drive, webdav, onedrive
08-25 Awk/Unix group by
08-24 sysctl
08-23 Uboot
08-22 pandavan
08-15 arp command
08-15 MySQL count 性能
08-15 MySQL 聚簇索引
08-14 聚合函数 aggregation function, UNION, UNION ALL