Commands about file system in linux
pwd
View the current working directory
cd
Change the current working directory
cd -
Change the working directory to the previous working directory
ls
List the current directory contents
file
Print out a short description of the contents of the file
less
View files, you can turn pages back and forth
- All files starting with a dot are hidden files
- files in linux are case sensitive
- There is no concept of file extension in linux
- linux supports long filenames, remember not to use spaces in filenames