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 ## Basic File System Commands
 
-| Name              | Command | options                               | example                          |
-|-------------------|---------|---------------------------------------|----------------------------------|
-| List files        | ls      | -a shows all                          | ls -la                           |
-|                   |         | -l long format                        |                                  |
-|                   |         | -R recursive                          |                                  |
-|-------------------|---------|---------------------------------------|----------------------------------|
-| Current directory | pwd     | -P prints the physical location       | pwd                              |
-|-------------------|---------|---------------------------------------|----------------------------------|
-| Change            | cd      | ..  takes you up a level              | cd /home/gmarx                   |
-| directory         |         | ~   takes you to home directory       | cd ~                             |
-|-------------------|---------|---------------------------------------|----------------------------------|
-| Make              | mkdir   | -p make parent directories as needed  | mkdir -p test/example            |
-| directory         |         | -v print a message for each directory | mkdir -p /test/example           |
-|                   |         |                                       | *first example creates           |
-|                   |         |                                       | folders inside the               |
-|                   |         |                                       | current folder, other one        |
-|                   |         |                                       | creates folder in root directory |
-|-------------------|---------|---------------------------------------|----------------------------------|
-| Delete a          | rm      | -r recursive (use for directories)    | rm sample.txt                    |
-| file or directory |         | -d remove empty directory             | rm -r test                       |
-|-------------------|---------|---------------------------------------|----------------------------------|
-| Copy a file       | cp      | -r recursivec copy                    | cp a.txt b.txt                   |
-| or directory      |         | -u copy only if the source is newer   | cp test-a test-b                 |
-|                   |         | -v verbose (show output)              |                                  |
-|-------------------|---------|---------------------------------------|----------------------------------|
-| Move a file or    | mv      | -i prompts before overwrite           | mv a.txt c.txt                   |
-| directory         |         | No -r; Moving into the same directory | mv test example                  |
-|                   |         | performs a renaming                   |                                  |
-|-------------------|---------|---------------------------------------|----------------------------------|
-|                   | touch   |                                       |                                  |
-|-------------------|---------|---------------------------------------|----------------------------------|
-|                   | more    |                                       |                                  |
-|-------------------|---------|---------------------------------------|----------------------------------|
-|                   | cal     |                                       |                                  |
-|-------------------|---------|---------------------------------------|----------------------------------|
-|                   |         |                                       |                                  |
+| Name              | Command | options                                                | example                          |
+|-------------------|---------|--------------------------------------------------------|----------------------------------|
+| List files        | ls      | -a shows all 
 -l *long format* 
 -R *recursive* | ls -la                           |
+| Current directory | pwd     | -P prints the physical location                        | pwd                              |
+|-------------------|---------|--------------------------------------------------------|----------------------------------|
+| Change            | cd      | ..  takes you up a level                               | cd /home/gmarx                   |
+| directory         |         | ~   takes you to home directory                        | cd ~                             |
+|-------------------|---------|--------------------------------------------------------|----------------------------------|
+| Make              | mkdir   | -p make parent directories as needed                   | mkdir -p test/example            |
+| directory         |         | -v print a message for each directory                  | mkdir -p /test/example           |
+|                   |         |                                                        | *first example creates           |
+|                   |         |                                                        | folders inside the               |
+|                   |         |                                                        | current folder, other one        |
+|                   |         |                                                        | creates folder in root directory |
+|-------------------|---------|--------------------------------------------------------|----------------------------------|
+| Delete a          | rm      | -r recursive (use for directories)                     | rm sample.txt                    |
+| file or directory |         | -d remove empty directory                              | rm -r test                       |
+|-------------------|---------|--------------------------------------------------------|----------------------------------|
+| Copy a file       | cp      | -r recursivec copy                                     | cp a.txt b.txt                   |
+| or directory      |         | -u copy only if the source is newer                    | cp test-a test-b                 |
+|                   |         | -v verbose (show output)                               |                                  |
+|-------------------|---------|--------------------------------------------------------|----------------------------------|
+| Move a file or    | mv      | -i prompts before overwrite                            | mv a.txt c.txt                   |
+| directory         |         | No -r; Moving into the same directory                  | mv test example                  |
+|                   |         | performs a renaming                                    |                                  |
+|-------------------|---------|--------------------------------------------------------|----------------------------------|
+|                   | touch   |                                                        |                                  |
+|-------------------|---------|--------------------------------------------------------|----------------------------------|
+|                   | more    |                                                        |                                  |
+|-------------------|---------|--------------------------------------------------------|----------------------------------|
+|                   | cal     |                                                        |                                  |
+|-------------------|---------|--------------------------------------------------------|----------------------------------|
+|                   |         |                                                        |                                  |
 
 *** Terminal 
 | Command | Description            |