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## Basic File System Commands ## Basic File System Commands
| Name | Command | options | example | | Name | Command | options | example |
|-——————+———+—————————————+-———————————|
|-------------------|---------|---------------------------------------|----------------------------------|
| List files | ls | -a shows all | ls -la | | List files | ls | -a shows all | ls -la |
| | | -l long format | | | | | -l long format | |
| | | -R recursive | | | | | -R recursive | |
|-——————+———+—————————————+-———————————|
|-------------------|---------|---------------------------------------|----------------------------------|
| Current directory | pwd | -P prints the physical location | pwd | | Current directory | pwd | -P prints the physical location | pwd |
|-——————+———+—————————————+-———————————|
|-------------------|---------|---------------------------------------|----------------------------------|
| Change | cd | .. takes you up a level | cd /home/gmarx | | Change | cd | .. takes you up a level | cd /home/gmarx |
| directory | | ~ takes you to home directory | cd ~ | | directory | | ~ takes you to home directory | cd ~ |
|-——————+———+—————————————+-———————————|
|-------------------|---------|---------------------------------------|----------------------------------|
| Make | mkdir | -p make parent directories as needed | mkdir -p test/example | | Make | mkdir | -p make parent directories as needed | mkdir -p test/example |
| directory | | -v print a message for each directory | mkdir -p /test/example | | directory | | -v print a message for each directory | mkdir -p /test/example |
| | | | *first example creates | | | | | *first example creates |
| | | | folders inside the | | | | | folders inside the |
| | | | current folder, other one | | | | | current folder, other one |
| | | | creates folder in root directory | | | | | creates folder in root directory |
|-——————+———+—————————————+-———————————|
|-------------------|---------|---------------------------------------|----------------------------------|
| Delete a | rm | -r recursive (use for directories) | rm sample.txt | | Delete a | rm | -r recursive (use for directories) | rm sample.txt |
| file or directory | | -d remove empty directory | rm -r test | | file or directory | | -d remove empty directory | rm -r test |
|-——————+———+—————————————+-———————————|
|-------------------|---------|---------------------------------------|----------------------------------|
| Copy a file | cp | -r recursivec copy | cp a.txt b.txt | | 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 | | or directory | | -u copy only if the source is newer | cp test-a test-b |
| | | -v verbose (show output) | | | | | -v verbose (show output) | |
|-——————+———+—————————————+-———————————|
|-------------------|---------|---------------------------------------|----------------------------------|
| Move a file or | mv | -i prompts before overwrite | mv a.txt c.txt | | 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 | | directory | | No -r; Moving into the same directory | mv test example |
| | | performs a renaming | | | | | performs a renaming | |
|-——————+———+—————————————+-———————————|
|-------------------|---------|---------------------------------------|----------------------------------|
| | touch | | | | | touch | | |
|-——————+———+—————————————+-———————————|
|-------------------|---------|---------------------------------------|----------------------------------|
| | more | | | | | more | | |
|-——————+———+—————————————+-———————————|
|-------------------|---------|---------------------------------------|----------------------------------|
| | cal | | | | | cal | | |
|-——————+———+—————————————+-———————————|
|-------------------|---------|---------------------------------------|----------------------------------|
| | | | | | | | | |
*** Terminal *** Terminal
| Command | Description | | Command | Description |
|———+————————|
|---------|------------------------|
| CTRL-c | Stop current command | | CTRL-c | Stop current command |
| CTRL-z | Sleep program | | CTRL-z | Sleep program |
| CTRL-a | Go to start of line | | CTRL-a | Go to start of line |
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| CTRL-r | Search history | | CTRL-r | Search history |
| !! | Repeat last command | | !! | Repeat last command |
| Tab key | Autocompletes | | Tab key | Autocompletes |
|---------|------------------------|
| | | | | |
|———+————————|
*** Package management *** Package management
| Command | Debian | | Command | Debian |
|————————————+-———————|
|------------------------------------|----------------------|
| Install a package | sudo apt install vim | | Install a package | sudo apt install vim |
| Upgrade the package in your system | sudo apt upgrade | | Upgrade the package in your system | sudo apt upgrade |
| | |
|————————————+-———————|
|------------------------------------|----------------------|
| | | | | |
*** Basic file editing with VIM *** Basic file editing with VIM
*** Expanding the file system
*** Expanding the file system

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