LINUX AND UNIX - Computer Science Articles
The Linux startup process is the process by which Linux based operating systems initialize. It is in many ways similar to the BSD and other UNIX style boot processes, from which it is derived. Overview of Typical Process In Linux, the ...
Inroduction Most computer users are aware of the existence of their hard drive, even if they're not familiar with how it works. It's hard not to be, since the first things people tend to ask when you get a new computer are how much hard dr ...
Linux is an operating system that was initially created as a hobby by a young student, Linus Torvalds, at the University of Helsinki in Finland. Linus had an interest in Minix, a small UNIX system, and decided to develop a system that exceeded the Mini ...
Starting Terminal Look for the terminal icon or you can find it in the system menu. Start it. You should have something like this on your screen. <img src="/img/00000162_01.gif" alt="A terminal window at the Unix/L ...
Copying Files cp (copy) cp file1 file2 is the command which makes a copy of file1 in the current working directory and calls it file2 What we are going to do now, is to take a file stored in an open access area of the file ...
Other useful commands contd... type The best and fastest way to know the location of a program that will execute is to use this command. It finds the command for you and tells you the location. % type mkdir mkdir is /bin/mk ...
Other useful UNIX commands quota All students are allocated a certain amount of disk space on the file system for their personal files, usually about 100Mb. If you go over your quota, you are given 7 days to remove excess files. To ...
Redirection Most processes initiated by UNIX commands write to the standard output (that is, they write to the terminal screen), and many take their input from the standard input (that is, they read it from the keyboard). There is also the st ...
Basics Because Linux developers have made great strides in improving Linux's desktop interfaces and GUI applications, users have had no reason to focus on the command line. New users especially tend to be wary of the Command-Line ...
(Only Available for Download ) This linux command reference provides a easy hand guide for linux users. Whether they are beginners or professionals, this would give them a good headstart ...
"If you are talking about very large, massively symmetric multiprocessing systems, systems with greater than eight CPUs, you do need a full-blown Unix," says Jeremy Allison, Samba Team Lead at Fremont, Calif.-based VA Linux Systems.&qu ...
File system security (access rights) In your unixstuff directory, type % ls -l (l for long listing!) You will see that you now get lots of details about the contents of your directory, similar to the example below. <p ...
Mounting is the Linux phrase for getting the operating system to access your disks. This disk can be a floppy, a cdrom or a hard disk partition. To mount a disk, there are two necessary conditions: The disk (device) must be one ...
So Twenty years ago, having a feature-packed application with no GUI was tolerable – but this is no longer the case nowadays. GUIs are especially important for Unix programmers, with Linux trying to gain an upper hand on the desktop. If t ...
The other day I got into a somewhat heated discussion about why Linux is a viable alternative desktop OS. Despite my best efforts, I was unable to move the other side past the rhetoric and myths that seem to surround Linux. It is because of this dis ...
Assigning an IP address Computers may be assiged a static IP address or assigned one dynamically. Static IP address assignment Choose one of the following methods: Command Line: /sbin/ifconf ...
S.No. Command Example Description 1. cat Sends file contents to standard output. This is a way to list the contents of short files to the screen. It works well ...
The Oxford Dictionary defines a kernel as "a softer, usually edible part of a nut" but offers as a second meaning: "The central or most important part of something." (Incidentally, it's this first definition that gives rise to the contrasting name 'she ...
Most desktop applications are surrounded by an application window consisting of thin borders on the right, left, and bottom sides and a thicker area containing the titlebar at the top. The application window allows you to manipulate the applicati ...
