# Commands

This is a very basic summary of commands, grouped by purpose.
Follow the links to view the command usage.


## Navigation

- [cd](./cd/) to change folder.

- [pwd](./pwd/) to print which folder you are in.


## Search

- [find](./find/) to search by file name or other attributes.

- [grep](./grep/) to search by file contents.

- [which](./which/) to show if and where the command is installed.


## View contents of files

- [cat](./cat/) to print the full contents of files.

- [less](./less/) to open a file content viewer.

- [tail](./tail/) to print the last few lines of a file.


## Create files and folders

- [ln](./ln/) to create a link to a file or folder.

- [mkdir](./mkdir/) to create a folder.

- [touch](./touch/) to create an empty file.


## Check resources

- [df](./df/) to print how much disk space is free.

- [du](./du/) to print the disk usage (size) of files or folders.

- [top](./top/) to open a process resource monitor.

# Commands

This is a very basic summary of commands, grouped by purpose.
Follow the links to view the command usage.


## Navigation

- [cd](./cd/) to change folder.

- [ls](./ls/) to show contents of the current folder.

- [pwd](./pwd/) to print which folder you are in.


## Search

- [find](./find/) to search by file name or other attributes.

- [grep](./grep/) to search by file contents.

- [which](./which/) to show if and where the command is installed.


## View contents of files

- [cat](./cat/) to print the full contents of files.

- [less](./less/) to open a file content viewer.

- [tail](./tail/) to print the last few lines of a file.


## Create files and folders

- [ln](./ln/) to create a link to a file or folder.

- [mkdir](./mkdir/) to create a folder.

- [touch](./touch/) to create an empty file.


## Check resources

- [df](./df/) to print how much disk space is free.

- [du](./du/) to print the disk usage (size) of files or folders.

- [top](./top/) to open a process resource monitor.

Add ls to main commands page
Add ls to main commands page
