The concept of Window Manager in X provides the place to put the windows on but does not control them, we need additional software that takes care of handling the windows. The piece of software dealing with the windows is the window manager. The window manager is just an X program itself and like the…
In X windows clients and servers are used to handle input and display the output on the screen window. X-Clients X-client display output on a separate window on the display. An X client is an application program that performs certain tasks, communicating with the X server using the X Protocol. The operations performed within a…
X Windows system was initially developed by Project Athena at MIT in 1984 and Digital Equipment Corporation. The current version of X is Version 11 revision 6 (X11R6), which was first released in September 1987. The X Window System remains distributable under a license from the X Consortium. A complete implementation of X is freely…
In this post, we are going to see the commands for the vi editor. Word and Character Searching The vi editor has two kinds of searches: string and character. For a string search, the/and? commands are used. When we start these commands, the command just typed will be shown on the bottom line, where we…
The vi editor is available on almost all Linux and Unix systems. vi can be used from any type of terminal because it does not require the cursor-moving keys and function keys the alphabetic keys can be used for commands. vi (often pronounced vee – eve) is short for the visual editor. It is a…
Environment and Path Setting in Linux – Bash shell is used for various purposes under Linux. How do you customize the shell environment variable under Linux operating systems? You can use shell variables to store data, set configuration options, and customize the shell environment under Linux. The default shell is Bash under Linux and can…
Unix files consist of two parts: the data part and the filename part. The data part is called an ‘inode’. The inode carries the map of, where the data and the file permissions for the data exist. More than one filename can reference the same inode number; these files are said to be hard linked’….
Changing File Access Permissions – The Linux file access permission scheme lets you give other users access to the files you want to share yet keep your private files confidential. You can allow other users to read from and write to a file (handy if you are one of several people working on a joint…
Every File or directory in Linux has access permissions. There are three types of permissions Permissions are defined for three types of users: Thus, Linux access permissions are nine bits of information (3 types x 3 types of users), and each of them may have just one of two values: allowed or denied File Permission…
File System – Linux has a hierarchical filesystem (directories within directories and files, and directories, and device drivers are treated as files). Filesystem supports 256 – character filenames avoid symbols and punctuation except for the dot (.). All command line entries are case-sensitive. Also, note that Linux uses the slash (/) rather than the backslash…
