People who have had bad experiences on Windows disks that performed poorly after they had become very fragmented often wonder if they need to apply some kind of periodic analysis and defragmentation ...

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 ...

One of the questions that Unix users are sometimes reluctant to ask is how all the directory names — like /etc, /var and /usr/local — came about in the first place. Why did we adopt the particular ...

You are not alone. In fact, I was pretty confused by file permissions for a long time, but it’s actually very simple! Here’s why you should care, and how to understand the permissions that keep your ...

When transferring text files between Linux/Unix and Windows systems, you may encounter issues with line breaks and file formatting. This is because Windows uses both a line feed (LF) and a carriage ...

Hi all,<BR><BR>Can anyone give me a hand with this:<BR><BR>I want to export a unix text file to excel. How can I do it?<BR>As far as I know if the fields in the unix file are separated by commas it ...

GUIs are great—we wouldn’t want to live without them. But if you’re a Mac or Linux user and you want to get the most out of your operating system (and your keystrokes), you owe it to yourself to get ...

Have you ever entered “ls –l” into a UNIX command line and seen something like this? Do you wonder what the “drwxr–r– “ means or why you can’t edit, open, or even read some files or directories? Well, ...

Unix vs. Microsoft Windows: How system designs reflect security philosophy Your email has been sent There are distinct differences between Unix and MS Windows security philosophies. Two design ...

Early Sunday morning in Greenwich, England, the clock that keeps Universal Time will strike 01:46:40 -- the 40th second of the 46th minute in the second hour of Sept. 9, 2001. That instant will be an ...