While the average Unix user is generally satisfied by the date/time stamps that he sees when using the ls -l command, it is sometimes useful to remember that there are actually several time stamps ...

There are many ways to move files between Unix and Windows. In my mind, they fall into three categories — secure copy (let’s not even think about ftp), shared drives, and file synchronization. Each ...

One of the problems that seems to plague nearly all file systems — Unix and others — is the continuous buildup of files. Almost no one takes the time to clean out files that they no longer use and ...

Attaching a remote drive or directory on a Windows box is called “drive mapping” though the process is essentially the same as what we call mounting in the Unix world. While I rarely spend any ...

Unix systems provide numerous ways to compare files. The most common way to verify that you have received or downloaded the proper file is to compute a checksum and compare it against one computed by ...

There are four ways to specify that a file is in UNIX System Services when you use the FILENAME statement or FILENAME function: You can also use these specifications in combination. For example, you ...

Delete Backs up to erase one character. Backspace Mapped as a backspace key, displaying ^H. Ctrl-u Erases the command line. Ctrl-w Erases the last word on the command line. Ctrl-s Stops flow of output ...

Command-line Perl scripts can make adminstering a UNIX box easier by replacing certain commands with some routine scripts. Find out how to take advantage of this approach. Perl is everywhere. Most ...