What is a path variable?

What is a path variable?

In Linux, the path variable informs the system about specific locations to search for files or commands. Typically, the path variable includes paths such as /usr/local/sbin, /usr/bin, /usr/local/bin, and more. Fortunately, we don’t need to specify the path variable each time, as it is pre-configured to search for programs in all directories....

Different ways to fix this error:

Installing the package which is not present:...

Adding a directory to the PATH variable

By default, there are a lot of different directories which are present in this variable, we can also add our own directory into the PATH variable which will enable us to run our script or command from anywhere in the system. This definitely saves a lot of time and effort. There are two ways in which we can add to PATH:...

Conclusion

This article explores the common issue of encountering the “command not found” error in Linux systems. This error often occurs when the system cannot find the specified file in the path variable. However, there are effective solutions to overcome this error, including installing missing packages, explicitly specifying paths, modifying the path variable, and ensuring accurate command spelling. By understanding and implementing these solutions, users can enhance command execution efficiency and enjoy a more seamless Linux experience....