Bash shell provides environment and shell variables in order to hold data. These variables helps system administrators during the operations by giving clues and helpers. echo command is used to put these variables to the standard output but in some cases some characters may misinterpreted and not work. In this tutorial we will look how to print bash variables accordingly with echocommand. Echo Problem The problem is that when we...
Linux bash shell provides a lot of information into running applications. PATH is one of the most important one which is used to locate binary files and libraries. In some situations we may need to edit, add or remote some paths and locations from bash PATH variable. In this tutorial we will different use cases about these operations. Print Current PATH Variable We will start printing current PATH variable. This...
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 Bash Environment Variables Bash provides a lot of variables by default. Those variables can be...
