How to print the name of a variable in C. This could be quite useful.
How to print the variabkle name instead of the value in C programming.
variable
Working with the PATH variable on Linux. This is not too hard at all.
How to work with the PATH variable on Linux and run a program from a non-standard directory.
How to add a directory to your PATH on Linux.
Shell variables (also called environment variables) are placeholders for information and Bash maintains a suite of these to keep track of various settings. Have a look at what shell variables Bash knows about by typing the following: ┌──(john㉿DESKTOP-PF01IEE)-[/mnt/c/Users/Intel i5/Videos] └─$ env | grep PATH PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/usr/lib/wsl/lib:/mnt/c/Windows/system32:/mnt/c/Windows:/mnt/c/Windows/System32/Wbem:/mnt/c/Windows/System32/WindowsPowerShell/v1.0/:/mnt/c/Windows/System32/OpenSSH/:/mnt/c/Program Files (x86)/NVIDIA Corporation/PhysX/Common:/mnt/c/Program Files/NVIDIA Corporation/NVIDIA NvDLISR:/mnt/c/Program Files (x86)/Bitvise SSH Client:/mnt/c/Users/Intel … Read more
How to manipulate environment variables with the bash shell on Linux.
Manipulating environment variables in the bash shell is very useful indeed, this shows a few examples. This uses the feature of the Linux shell called parameter expansion. This replaces the name of an environment variable with it`s contents when echoed to the shell. These few examples show how the content echoed to the terminal may … Read more