Buffer 缓冲区是存储设备和它访问的程序之间的中介。缓冲从存储设备中读取设备并存储。同样，缓冲区也会将数据写入到存储。 这有助于减少对存储设备的直接读

通过 man 7 signal 给出了官方手册 SINGHUP 1 如果一个进程正在从终端运行并且该终端突然消失，则该进程会收到此信号。HUP是挂断的缩写，指的是在电话调制解调器时

1 curl -O -L https://sourceforge.net/projects/sshpass/files/sshpass/1.06/sshpass-1.06.tar.gz && tar xvzf sshpass-1.06.tar.gz 2 ./configure 3 make install

The base of the Linux/Unix file system hierarchy begins at the root and everything starts with the root directory. These are the common top-level directories associated with the root directory: /bin – binary or executable programs. /etc – system configuration files. /home – home directory. It is the default current …

Docker Stats 1是基于docker 1.10.3版本的源码， 2对docker stats命令进行源码分析，看看docker stats命令输出的数据是从cg

Session Session can store any type of data because the value is of data type of “object” These are stored at server side. Sessions are secured because it is stored in binary format/encrypted form and gets decrypted at server. Session is independent for every client i.e. individual for every client. There …