<h3 id="heading-1-check-docker-version">1. Check Docker version:</h3>
<p><code>docker --version</code></p>
<h3 id="heading-2-run-container">2. Run Container</h3>
<p><code>docker run -it alpine</code></p>
<h3 id="heading-3-check-who-am-i">3. Check who am I</h3>
<p><code>whoami</code></p>
<p>root</p>
<h3 id="heading-4-check-where-am-i">4. Check where am I</h3>
<p><code>pwd</code></p>
<p>\</p>
<h3 id="heading-5-list-and-navigate">5. List and Navigate</h3>
<p><code>ls</code></p>
<p><code>cd</code></p>
<p><code>cd .. &amp;&amp; ls</code></p>
<h3 id="heading-6-files-and-directories">6. Files and Directories</h3>
<p><code>mkdir</code>  <code>touch</code>  <code>mv</code> <code>echo</code>  <code>cat</code>  <code>rm</code>  <code>more</code>  <code>less</code>  <code>head</code>  <code>tail</code></p>
<h3 id="heading-7-exiting-and-cleanup">7. Exiting and Cleanup</h3>
<h4 id="heading-containers">Containers</h4>
<p><code>docker ps</code></p>
<p><code>docker container ls -a</code></p>
<p><code>docker container prune</code></p>
<h4 id="heading-images">Images</h4>
<p><code>docker image ls -a</code></p>
<p><code>docker image prune</code></p>
<h3 id="heading-8-install-vim-in-alpine">8. Install vim in Alpine</h3>
<p><code>apk update</code></p>
<p><code>apk add vim</code></p>
<h3 id="heading-9-save-and-exit-in-vim">9. Save and exit in vim</h3>
<p><code>:w</code> save</p>
<p><code>:q</code> exit</p>
<p><code>:q!</code> exit and throw unsaved change.  </p>


### 1. Check Docker version:

```docker --version```

### 2. Run Container

```docker run -it alpine```

### 3. Check who am I

``` whoami ```

root

### 4. Check where am I

```pwd ```

\

### 5. List and Navigate

```ls ```

```cd ```

``` cd .. && ls ```

### 6. Files and Directories

``` mkdir ```  ``` touch ```  ```mv ``` ```echo ```  ```cat ```  ```rm ```  ```more ```  ```less ```  ```head ```  ``` tail ```

### 7. Exiting and Cleanup

#### Containers

```docker ps ```

```docker container ls -a ```

```docker container prune ```

#### Images

```docker image ls -a ```

```docker image prune ```

### 8. Install vim in Alpine

```apk update ```

```apk add vim ```

### 9. Save and exit in vim

```:w ``` save

```:q ``` exit

```:q! ``` exit and throw unsaved change.  




Docker learning notes - 01

1. Check Docker version:

2. Run Container

3. Check who am I

4. Check where am I

5. List and Navigate

6. Files and Directories

7. Exiting and Cleanup

Containers

Images

8. Install vim in Alpine

9. Save and exit in vim