Operating System 2

How To Avoid Killing Of Terminal Attached Processes When SSH Connection Drops

SSH provides a secured emulation of server terminal on client computer. As we know if the terminal attached to processes is closed then the processes are killed. This could be problem when we are having a internet connection drops. In this article we will look at “screen” command which is actually a virtual terminal manager. […]

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UNIX File System Permissions Tutorial

UNIX based operating system like OS X and Linux support multiple user accounts and are also multiuser(multiple users can access the OS simultaneously). UNIX has a method called as “File System Permission” which is used to protect users from accessing and modifying each others files and directories. Even Windows has file system permissions but in […]

Image4 years ago http://qnimate.com/understanding-unix-filesystem-permissions/