Under UNIX, you can use the FILENAME statement to assign filerefs not only to external files and I/O devices, but also to a pipe. Pipes enable your SAS application to receive input from any UNIX ...

Separate each UNIX command with a semicolon (;). Note: When you use the %SYSEXEC macro statement to execute several UNIX commands, because the list of commands uses semicolons as separators, you must ...

Shell basics. The Unix command line shell is roughly equivalent to the command window in Microsoft Windows (cmd or PowerShell). The commands we walk through below will work on any Unix-like system ...

When you run your own executable command or shell script on Linux, you must prepend ./ to the Unix command. But why? Why must you use a dot slash to run commands in Unix? You don’t have to do that in ...

While this can be true – some Unix commands are like a foreign language – the command line can also be simple, useful, and powerful. The goal of this article (the first in an occasional series to be ...

That should, in theory, put the output of the command on the clipboard. But in this case, it wasn’t working. After much investigation, what I learned is that some Unix commands, httpd -t ...

If you're already using the Unix-like Cygwin, it's an easy hack to embed Cygwin's commands into your standard Windows comand prompt; if not, it might be worth checking out the free download. The ...

If enabled, wheel group membership might allow a user to run any command as root using sudo. ## Allows people in group wheel to run all commands # %wheel ALL=(ALL) ALL User Activity ...

Send in your Unix questions today! | See additional Unix tips and tricks . We have looked at the fuser command before to display information about what users or processes are keeping file systems busy ...