Unix / Linux – Network Communication Utilities
When you work in a distributed environment, you need to communicate with remote users and you also need to access remote Unix machines. There are …
Unix Tutorials
Unix / Linux – Processes Management
When you execute a program on your Unix system, the system creates a special environment for that program. This environment contains everything needed for the …
Unix / Linux – Pipes and Filters
You can connect two commands together so that the output from one program becomes the input of the next program. Two or more commands connected …
Unix / Linux Basic Utilities – Printing, Email
Printing Files Before you print a file on a Unix system, you may want to reformat it to adjust the margins, highlight some words, and …
Unix / Linux – Environment
An important Unix concept is the environment, which is defined by environment variables. Some are set by the system, others by you, yet others by the …
Unix / Linux – File Permission / Access Modes
In this chapter, we will discuss in detail about file permission and access modes in Unix. File ownership is an important component of Unix that …
Unix / Linux – Directory Management
A directory is a file the solo job of which is to store the file names and the related information. All the files, whether ordinary, …
