ls #ls English list (list) of the abbreviation, the command is to display folders and files
Example: ls # display only the name of the current folder non-hidden files and folders
Example: ls -a #a parameter = all, only the names of all files and folder the current folder (including hidden)
Example: ls -l #l parameter = list, the list display details of the current folder in the non-hidden files and folders
Example: ls -al # Display the current list of all files and folders in the folder (including hidden) name
Example: LL #ll command -Al LS = , list display details (including hidden) all current files and folders under the folder
Example: LL ./* # recursively list all files in all sub-folders of the current folder (only listed one)
Example: LL ./*/* # current folder recursively list all files in all subfolders (recursively list levels, according to the more level ./*, the more levels listed)