Installation Lessons: Ignore lint rules regarding heading structure (#…

…27146)

* Ignore linting of heading structure in installation guides

* Clean up lint errors in updated lessons

* Convert raw `<img>` tags to use markdown

foundations/installations/installations.md

@@ -1,9 +1,11 @@
+<!-- markdownlint-disable MD024 MD043 -->
+
 ### Introduction
 
 If you are already using **MacOS**, **Ubuntu**, or [an official flavor of Ubuntu](https://wiki.ubuntu.com/UbuntuFlavors) as your operating system and have **Google Chrome** as an installed browser, you can skip this lesson. Otherwise, click on the small arrow to the left of the method you would like to use below to expand that section, and then follow the installation instructions.
 
 <div class="lesson-note lesson-note--warning" markdown="1">
-<h4>Be mindful of the OS you are using</h4>
+#### Be mindful of the OS you are using
 We can only support the operating systems indicated above. Our instructions have been tested with MacOS, Ubuntu, and official flavors of Ubuntu. We do not recommend installing an OS that is only based on Ubuntu (like Mint, Pop!_OS, ElementaryOS, etc).
 </div>
 
@@ -27,7 +29,7 @@ Installing a VM is a straightforward process. This guide uses Oracle's VirtualBo
 
 #### IMPORTANT
 
-Once you have completed these instructions, **you are expected to work entirely in the VM.** Maximize the window, add more virtual monitors if you have them, fire up the Internet Browser in the **Whisker Menu** <img src="https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/00_whisker_icon.png" alt="The blue-white rodent Whisker Menu Icon" style="display: inline; margin: auto;"> on the top left of the desktop. You should not be using anything outside of the VM while working on The Odin Project. If you feel like you have a good understanding after using the VM for a while, and or want to improve your experience, we recommend dual-booting Ubuntu, which there are instructions for below.
+Once you have completed these instructions, **you are expected to work entirely in the VM.** Maximize the window, add more virtual monitors if you have them, fire up the Internet Browser in the **Whisker Menu** ![The blue-white rodent Whisker Menu Icon](https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/00_whisker_icon.png){: .inline-img} on the top left of the desktop. You should not be using anything outside of the VM while working on The Odin Project. If you feel like you have a good understanding after using the VM for a while, and or want to improve your experience, we recommend dual-booting Ubuntu, which there are instructions for below.
 
 #### Step 1.1: Download VirtualBox
 
@@ -82,10 +84,9 @@ In the **Hardware** section of the installation you want to set your **Base Memo
 
 For example, if you have 8 GB (8192 MB respectively) of RAM, you could allocate up to 4096 MB (1024 MB to 1 GB) to your VM’s operating system. If you do not know how much RAM is available to you, [please run this Google query](https://www.google.com/search?q=how+to+find+out+how+much+ram+you+have) to learn how to find this out. If the VM runs a bit slow, try allocating more memory!
 
-
 <div class="lesson-note lesson-note--tip" markdown="1">
 
-Difficulty converting your Gigabytes (GB) into Megabytes (MB)? 1 GB of RAM is equal to 1024 MB. Therefore, you can say that <b>8 GB = 8 x 1024 = 8192 MB.</b>
+Difficulty converting your Gigabytes (GB) into Megabytes (MB)? 1 GB of RAM is equal to 1024 MB. Therefore, you can say that **8 GB = 8 x 1024 = 8192 MB.**
 
 </div>
 
@@ -119,7 +120,7 @@ Due to how the unattended installation is configured by VirtualBox, your account
 
 #### Step 3.1: Navigate to users and group
 
-First, if you haven't already, login with the username and password created earlier, then click on the <img src="https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/00_whisker_icon.png" alt="The blue-white rodent Whisker Menu Icon" style="display: inline; margin: auto;"> in top left of your window, afterwards type in `Users` and you should see `Users and Groups` show up. Click on it.
+First, if you haven't already, login with the username and password created earlier, then click on the ![The blue-white rodent Whisker Menu Icon](https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/00_whisker_icon.png){: .inline-img} in top left of your window, afterwards type in `Users` and you should see `Users and Groups` show up. Click on it.
 
 ![It should be the top option you see. It is possible that due to localization it'll be called differently - try using the term in your language then.](https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/11_users_and_groups.png)
 
@@ -139,7 +140,7 @@ And then click **OK**. You will be greeted with a password prompt - it's the sam
 
 #### Step 3.3: Reboot your VM
 
-Now that this is all done, you can close those windows and reboot your VM. You can open a `Terminal` window by doing <kbd>Ctrl</kbd> + <kbd>Alt</kbd> + <kbd>T</kbd> and type in `reboot` and then press <kbd>Enter</kbd> to execute the command. Alternatively, you can click on the <img src="https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/00_whisker_icon.png" alt="The blue-white rodent Whisker Menu Icon" style="display: inline; margin: auto;"> , then click on the power icon in bottom right and pick **Restart**.
+Now that this is all done, you can close those windows and reboot your VM. You can open a `Terminal` window by doing <kbd>Ctrl</kbd> + <kbd>Alt</kbd> + <kbd>T</kbd> and type in `reboot` and then press <kbd>Enter</kbd> to execute the command. Alternatively, you can click on the ![The blue-white rodent Whisker Menu Icon](https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/00_whisker_icon.png){: .inline-img}, then click on the power icon in bottom right and pick **Restart**.
 
 ![You might want to take note of other options that you see in this menu.](https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/14_logout.png)
 
@@ -173,7 +174,7 @@ Here are some tips to help you get started in a virtual environment:
 - We recommend going full screen (**View -> Full-screen Mode**) and forgetting about your host OS (Windows). For best performance, close all programs inside of your host OS when running your VM.
 - If you added additional monitors in the **Display** tab of your VM settings, with the VM running, clicking **View -> Virtual Screen 2 -> Enable**. You can run fullscreen with multiple monitors, but it may ask for more **Video Memory**, which you should have increased when adding more monitors. **Make sure you enable your Virtual Screens in windowed mode before going fullscreen, otherwise they won't work.** Upon exiting fullscreen, your secondary display may close. You can reopen it with these instructions.
 
-#### Frequent issues/questions:
+#### Frequent issues/questions
 
 - If upon trying to start the VM you only get a black screen, close and `power off` the VM, click **Settings -> Display** and make sure **Enable 3D Acceleration** is UNCHECKED, and Video memory is set to **AT LEAST 128MB**.
 - Running out of space? Look at [these instructions on our Discord](https://discord.com/channels/505093832157691914/690588860085960734/1015965403572351047).
@@ -182,17 +183,17 @@ Here are some tips to help you get started in a virtual environment:
   - When running the VM, minimize your Windows activity. You probably want to be plugged into power as well if you're using a laptop.
   - Make sure your processors are set to only 2 and the Memory you've given your VM is at most half of your total RAM but at least 2GB. If you can't spare the 2GB, dual boot.
   - If videos lag in the VM, make sure to max out Video Memory to whatever you can or alternatively play them on your Windows if your machine can handle it. Disable 3D Acceleration if you have it enabled.
-  - Do look out for the <img src="https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/17_turtle.png" alt="Icon with a green turtle and a V" style="display: inline; margin: auto;"> icon in bottom right of your VM window, if you have it, here's a [VirtualBox forum thread on how to get rid of it](https://forums.virtualbox.org/viewtopic.php?f=25&t=99390). You want to have the <img src="https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/18_vboxV.png" alt="Icon of a chip with a V" style="display: inline; margin: auto;"> icon instead. If you don't see a <img src="https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/17_turtle.png" alt="Icon with a green turtle and a V" style="display: inline; margin: auto;"> or a <img src="https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/18_vboxV.png" alt="Icon of a chip with a V" style="display: inline; margin: auto;"> in bottom right, you have to exit full screen mode to see them.
+  - Do look out for the ![Icon with a green turtle and a V](https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/17_turtle.png){: .inline-img} icon in bottom right of your VM window, if you have it, here's a [VirtualBox forum thread on how to get rid of it](https://forums.virtualbox.org/viewtopic.php?f=25&t=99390). You want to have the ![Icon of a chip with a V](https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/18_vboxV.png){: .inline-img} icon instead. If you don't see a ![Icon with a green turtle and a V](https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/17_turtle.png){: .inline-img} or a ![Icon of a chip with a V](https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/18_vboxV.png){: .inline-img} in bottom right, you have to exit full screen mode to see them.
   - If your performance is still lacking, go for a dual boot as this will make sure you're using all of your specs for one OS only, thus improving your experience significantly.
-- If your scroll wheel behaves oddly in Google Chrome and you have gone through VM performance tips to make sure your VM is working as intended, look into `imwheel`: [see these AskUbuntu instructions for more information](https://askubuntu.com/a/621140). If you have VSCode installed, use that instead of `gedit`, otherwise install it with `sudo apt install gedit` - if you install it with `snap`, it won't let you save the file. To make sure `imwheel` works every startup, you need to click the whisker <img src="https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/00_whisker_icon.png" alt="The blue-white rodent Whisker Menu Icon" style="display: inline; margin: auto;"> , type `Session` and click on `Session and Startup` that shows up, go to `Application Autostart`, click `Add` and put it `imwheel` for `Name` and `imwheel -b "4 5` for `Command`. Click `OK` and you should be all set.
+- If your scroll wheel behaves oddly in Google Chrome and you have gone through VM performance tips to make sure your VM is working as intended, look into `imwheel`: [see these AskUbuntu instructions for more information](https://askubuntu.com/a/621140). If you have VSCode installed, use that instead of `gedit`, otherwise install it with `sudo apt install gedit` - if you install it with `snap`, it won't let you save the file. To make sure `imwheel` works every startup, you need to click the whisker ![The blue-white rodent Whisker Menu Icon](https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/00_whisker_icon.png){: .inline-img} , type `Session` and click on `Session and Startup` that shows up, go to `Application Autostart`, click `Add` and put it `imwheel` for `Name` and `imwheel -b "4 5` for `Command`. Click `OK` and you should be all set.
 
 ### Step 5: Safely shutting down your VM
 
 You don't pull the plug on your everyday use computer, right? Why would you do the same to your virtual computer? When you click the X button and just close out your VM, you might as well say goodbye to your files. In this section, you'll understand three ways you can shut off your VM.
 
 #### Option 1 - Shutting down from inside the VM with UI
 
-Clicking on the **Whisker Menu** <img src="https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/00_whisker_icon.png" alt="The blue-white rodent Whisker Menu Icon" style="display: inline; margin: auto;"> and clicking the power icon will give you several options on how to modify your session, including **Shutting Down**. Yep, that's the same place you might've used to **Restart** before!
+Clicking on the **Whisker Menu** ![The blue-white rodent Whisker Menu Icon](https://cdn.statically.io/gh/TheOdinProject/curriculum/96d534641514fe4d62aabe2919fac3c52cb286e7/foundations/installations/installations/imgs/00_whisker_icon.png){: .inline-img} and clicking the power icon will give you several options on how to modify your session, including **Shutting Down**. Yep, that's the same place you might've used to **Restart** before!
 
 #### Option 2 - Shutting down from inside the VM with the terminal
 
@@ -263,7 +264,7 @@ With the recent addition of being able to run a Linux terminal, the ChromeOS pla
 1. You have a supported Chromebook:
    - [Official Chromebooks](https://www.chromium.org/chromium-os/chrome-os-systems-supporting-linux)
    - [ChromeOS Flex Chromebooks](https://support.google.com/chromeosflex/answer/11513094)
-2. You can install Linux by following [these instructions](https://support.google.com/chromebook/answer/9145439?hl=en)
+1. You can install Linux by following [these instructions](https://support.google.com/chromebook/answer/9145439?hl=en)
 
 Once you have successfully met both of these requirements, you should be able to follow along with the Linux instructions throughout the entire curriculum.
 
@@ -275,7 +276,7 @@ Once you have successfully met both of these requirements, you should be able to
 Using WSL2 is an quick and easy way to get started with using Linux, allowing you to run a Linux distribution from within Windows. WSL2 is available on Windows 10 version 2004 and higher (Build 19041 and higher) and Windows 11.
 
 <div class="lesson-note" markdown="1">
-<h4>WSL2 and Linux instructions</h4>
+#### WSL2 and Linux instructions
 Because WSL2 is a full-fledged Linux distribution, almost everything that the curriculum teaches about Linux is also applicable to WSL2. In future lessons, whenever there are instructions that differ by OS, you should follow the Linux instructions, unless the lesson includes WSL2-specific instructions.
 </div>
 
@@ -289,6 +290,7 @@ Because WSL2 is a full-fledged Linux distribution, almost everything that the cu
   ```powershell
   wsl --install
   ```
+
 - After a few minutes you'll be prompted to reboot your computer; do so.
 - You should see an open Powershell window, prompting you to enter a username and a password. Your username should be lowercase, but can otherwise be whatever suits you. You'll also need to enter a new password.
 - When entering your password you might notice that you aren't seeing any visual feedback. This is a standard security feature in Linux, and will also happen in all future cases where you need to enter a password. Just type your password and hit <kbd>Enter</kbd>.

foundations/installations/setting_up_git.md

@@ -1,8 +1,10 @@
+<!-- markdownlint-disable MD024 MD043 -->
+
 ### Introduction
 
 [Git](https://git-scm.com/) is a very popular version control system. You'll become very familiar with this piece of software throughout TOP, so don't worry too much about understanding it at this point. There are many lessons focused on Git later in the curriculum.
 
-[GitHub](https://github.com/) is a service that allows you to upload, host, and manage your code using Git with a nice web interface. 
+[GitHub](https://github.com/) is a service that allows you to upload, host, and manage your code using Git with a nice web interface.
 
 Even though GitHub and Git sound like they could be the same thing, they are not the same thing or even created by the same company.
 
@@ -45,7 +47,6 @@ If the version number is less than 2.28, follow the instructions again.
 
 </details>
 
-
 <details markdown="block">
 <summary class="dropDown-header">MacOS
 </summary>
@@ -87,9 +88,9 @@ git --version
 If the version number is less than 2.28, follow the instructions again. If you are encountering a `no formulae found in taps` error:
 
 1. Run `brew doctor`.
-2. You will see an output like the one below. NOTE: The actual output of `brew doctor` may vary based on the version of MacOS you're running, and any other issues you may have with your own installation. Ultimately, you must run each command line snippet that Homebrew provides after running `brew doctor` to repair your installation of Homebrew, including `brew cleanup` at the end.
+1. You will see an output like the one below. NOTE: The actual output of `brew doctor` may vary based on the version of MacOS you're running, and any other issues you may have with your own installation. Ultimately, you must run each command line snippet that Homebrew provides after running `brew doctor` to repair your installation of Homebrew, including `brew cleanup` at the end.
 ![Brew Doctor Sample Output](https://cdn.statically.io/gh/TheOdinProject/curriculum/284f0cdc998be7e4751e29e8458323ad5d320303/foundations/installations/setting_up_git/imgs/00.png)
-3. Run `brew install git`, **open a new terminal window**, and then check your version of Git, which should now be the latest.
+1. Run `brew install git`, **open a new terminal window**, and then check your version of Git, which should now be the latest.
 
 </details>
 

foundations/installations/text_editors.md

@@ -1,3 +1,5 @@
+<!-- markdownlint-disable MD024 MD043 -->
+
 ### Introduction
 
 A text editor is by far the most used developer tool regardless of what type of developer you are. A good text editor can help you write better code with real-time code checking, syntax highlighting, and automatic formatting.

foundations/javascript_basics/installing_nodejs.md

@@ -1,3 +1,5 @@
+<!-- markdownlint-disable MD024 MD043 -->
+
 ### Introduction
 
 Node.js is a JavaScript runtime environment that allows you to run JavaScript outside of your web browser. We will need this for some exercises in the upcoming lessons. To get started, there are some required tools we need before we can install Node on your system.
@@ -128,7 +130,7 @@ If you see that, you have successfully installed Node!
 
 ### Using Node console
 
-For convenience, Node provides an interactive console which lets you run and edit your javascript code right in your terminal, similar to IRB for ruby. This is quite helpful to debug or test small snippets of your code quickly without opening the browser every time.
+For convenience, Node provides an interactive console which lets you run and edit your JavaScript code right in your terminal, similar to IRB for ruby. This is quite helpful to debug or test small snippets of your code quickly without opening the browser every time.
 
 To run the Node console, open up your terminal and type `node`. Type `.exit` to quit the console.