environment – POFTUT

Linux Bash Exec Command Tutorial with Examples To Execute Command

Linux bash provides different commands for daily usage. execcommand is mainly used to run commands in a bash environment. We can also provide parameters to this command. Syntax Syntax of exec command is like below. exec OPTIONS COMMAND ARGUMENTS Run Program or Script Directly Without using exec we can run programs and scripts too. But we … Read more

Linux Bash Default Environment Variables

While working with Bash environment we generally need some variable data to set and get. Bash shell provides some default values about current user, hostname etc. as environment variable. In this tutorial we will look most popular of them. Get The User Running Script While running bash interactively or non-interactively getting current user name is … Read more

How To List, Set, Get Windows Environment Variables With Set Command In Command Line MS-DOS?

Operating systems have a lot of configurations. These configurations are stored in different ways in different locations. One of the most common storage for some generic information like Username, operating system path etc. is environment variables. In this tutorial we will look how to list, get and set Windows operating system environment variables in details. … Read more

How To Set, Get and Change Bash Environment Variable?

Bash shell is used for a lot of things in Linux systems. Most of the applications run with bash. Bash is a shell but provides an environment that can be used to programming. Variables are core of the programming. Bash provides variables too. There are default variables as well as user defined variables. Get Existing … Read more