sftp command line example

Standard input/output and redirection, Linux distribution Fedora Core Linux, and Red Hat's original Red Hat Linux development team will continue to participate in the development of this release. standard input and output We know that executing a shell command line usually automatically opens three standard files, standard input files (stdin), usually the keyboard for the terminal, standard output files (s

following/etc/bash_completionYou can: #./etc/bash_completion You can also cancel/etc/bash.bashrc(From Ubuntu Linux 13.04). In this way, you do not need to execute the above command: ### enable bash completion in interactive shells if! shopt -oq posix;then if[-f /usr/share/bash-completion/bash_completion ];then ./usr/share/bash-completion/bash_completion elif[-f /etc/bash_completion ];then ./etc/bash_completion fi fi If you do not find th

parameter, argc, is of the int type. It is used to store the number of command line parameters. In fact, argc stores 1 more value than the number of command line parameters, the command word (Executable File name) is also included. The second parameter argv is a one-dimensi

the command being executed · $#-Number of parameters · $? --The execution return value of the previous command · $$ the shell's process number · $*– starts the shell script from $ start, so the parameters Summary: Feel that these can only be used in the script, and now do not try to come back to learn to see3. Daily use command:

a useful tool. The utility reads text input from a standard input or from a file name given as a command line parameter. It allows you to specify the page range from the input and will be output later. For example, if the input contains 100 pages, you can specify to print only 35th to 65 pages. This feature is of practical value because printing selected pages o

Daily monitoring and debugging of Linux system performance is a heavy task for the system and network administrators. Five years after working as a Linux system administrator in the IT field, I gradually realized how difficult IT is to monitor and keep the system up and running. For this reason, we have compiled the list of 18 most commonly used command line tools that will help every Linux/Unix system admi

Daily monitoring and debugging of Linux system performance is a heavy task for the system and network administrators. Five years after working as a Linux system administrator in the IT field, I gradually realized how difficult IT is to monitor and keep the system up and running. For this reason, we have compiled the list of 18 most commonly used command line tools that will help every Linux/Unix system admi

the database mydb can query, insert, modify, delete operations (localhost refers to the local host, that is, the MySQL database host), so that the user knows Test2 's password, and he cannot access the database directly from the Internet, but only through a Web page on the MySQL host.Grant Select,insert,update,delete on mydb.* to [[E-mail Protected]][email protected][/email] identified by "ABC";If you do not want to test2 have a password, you can call another

refers to the local host, that is, the MySQL database host), so that the user knows Test2 's password, and he cannot access the database directly from the Internet, but only through a Web page on the MySQL host.Grant Select,insert,update,delete on mydb.* to [[E-mail Protected]][email protected][/email] identified by "ABC";If you do not want to test2 have a password, you can call another command to erase the password.Grant Select,insert,update,delete

name" (print); GDB displays the value of the variable with the "$N" tag before the corresponding value, which is the reference mark of the current variable value, and if you want to refer to the variable again, you can write "$N" without having to write a lengthy variable name; 7) Watch variable (GDB) watch n In a loop, often want to be able to observe the change of a variable, then you can type the command "watch" to observe the change of variables,