the_terminal.md

The terminal (shell)

**UNIX users (macOS & Linux):**

Start the Terminal from your /Applications directoy.

Install iTerm2: https://www.iterm2.com

**Windows users:**

Install Git Bash:
https://git-scm.com/download/win

**Linux users:**

Launch default terminal.
Install Terminator: https://launchpad.net/terminator

First steps in the terminal

Starting the terminal presents itself with a line where you can enter a command

cesar@myComputer>

Often written, for covenience, as ```bash $ ```
When you open your terminal (shell), you are located in your home directory (unless otherwise configured), denoted as `~/`.

Essential Linux commands

List the contents of a directory

$ ls

Create a directory ```bash $ mkdir myNewDirectory ```

Change the directory to a specific folder ```bash $ cd myNewDirectory ```
Change the directory 1 level and 2 levels up ```bash $ cd .. # 1 level up

$ cd ../..

2 levels up

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<br>
Move a file or a directory
```bash
$ mv myFile.m myNewDirectory/.

Rename a file or a directory ```bash $ mv myFile.m myNewFile.m $ mv myNewDirectory myDirectory ```