feat: include Binder with preset notebook & warning about notes.md

_toc.yml

@@ -10,5 +10,5 @@ chapters:
       title: Getting started
       sections:
           - file: lessons/0/notes
-            title: Exploring qsv help messages and syntax
+            title: "Lesson 0: Exploring qsv help messages and syntax"
     - file: appendix

exercises-setup.md

@@ -4,7 +4,8 @@
 
 At the end of each lesson there may be an exercise that you may complete either:
 
--   Within the page (uses Thebe) [↩](#thebe)
+-   In-browser (uses Thebe) [↩](#thebe)
+-   In an online Jupyter lab environment (uses myBinder) [↩](#binder)
 -   Locally on your computer [↩](#local)
 
 You may choose an approach you prefer then [continue to the next page](getting-started.md).
@@ -19,11 +20,21 @@ Here's a screen recording that shows how to do this for each lesson:
 
 ![Thebe demo](media/thebe-demo.gif)
 
-<!-- (exercises-setup:binder)=
+[➡ Continue to the next page.](getting-started.md)
+
+(exercises-setup:binder)=
 
 ### Binder
 
-In the header for a lesson click the rocket icon and then in the dropdown click `Binder`. Binder should be launching and once ready (may take a few seconds/minutes) an online Jupyter lab environment is set up for you to work with. -->
+Each exercise should have a launch button for launching an online Jupyter lab environment using myBinder **(this may take a few seconds/minutes)**. You may choose to launch an exercise by clicking the following button when it appears in a lesson:
+
+![Binder](https://mybinder.org/badge_logo.svg)
+
+:::{warning}
+When a Jupyter lab environment is ready, you may find a `notes.md` file in your lab's files. We recommend you **ignore the `notes.md` file** as this file is the same one used to render the lesson page which may contain the solution to the exercise.
+:::
+
+[➡ Continue to the next page.](getting-started.md)
 
 (exercises-setup:local)=
 
@@ -36,7 +47,11 @@ You may choose to run the exercises on your system. The rest of this page is an
 1. [Click here to download the `100.dathere.com.zip` file](https://github.com/dathere/100.dathere.com/archive/refs/heads/main.zip).
 2. Unzip `100.dathere.com.zip`. You may delete everything except the `lessons` folder.
 
-As you follow along with a lesson page on `100.dathere.com`, once an exercise appears then you may change directory into the relevant folder (e.g., `cd lessons/0` for the first exercise). We recommend you ignore the `notes.md` file in each lesson folder as the lesson is rendered as intended on `100.dathere.com` and the file may also contain the solution to the exercise.
+As you follow along with a lesson page on `100.dathere.com`, once an exercise appears then you may change directory into the relevant folder (e.g., `cd lessons/0` for the first exercise).
+
+:::{warning}
+We recommend you **ignore the `notes.md` file in each lesson folder** as this file is the same one used to render the lesson page at `100.dathere.com` which may contain the solution to the exercise.
+:::
 
 #### 2. Set up qsv
 

getting-started.md

@@ -1,3 +1,3 @@
 # Getting started
 
-This section includes introductory lessons including concepts found commonly in qsv and command-line usage. If you're new to qsv or want to follow the exercises in order, continue on to the first lesson.
+This section includes introductory lessons and exercises about concepts found commonly in qsv and command-line usage. If you're new to qsv or want to follow the exercises in order, continue on to the first lesson.

index.md

@@ -27,8 +27,8 @@ qsv pro (preview) is a **cross-platform desktop app** for spreadsheet data wrang
 Each lesson usually follows this outline:
 
 -   Lesson content
--   Exercise instructions (may also include instructions on how to verify your solution)
--   Solution (optional hints, try the exercise first before viewing any hints though)
+-   Exercise instructions
+-   Solution
 
 You don't need to follow all the lessons in order nor do you need to complete all of them. Feel free to skip around to lessons you find intriguing.
 

lessons/0/exercise.ipynb

@@ -3,14 +3,20 @@
         {
             "cell_type": "markdown",
             "metadata": {},
-            "source": ["# Exercise 0: Total rows"]
+            "source": [
+                "# Exercise 0: Total rows\n",
+                "\n",
+                "Using a qsv command, get the total number of rows that are in the `fruits.csv` file."
+            ]
         },
         {
             "cell_type": "code",
             "execution_count": null,
             "metadata": {},
             "outputs": [],
-            "source": []
+            "source": [
+                "qsv --list"
+            ]
         }
     ],
     "metadata": {

lessons/0/notes.md

@@ -9,7 +9,7 @@ kernelspec:
     name: bash
 ---
 
-# Getting help
+# Lesson 0: Exploring qsv help messages and syntax
 
 ## Listing all commands
 
@@ -68,9 +68,11 @@ Now it's your turn to take on the first exercise.
 
 ## Exercise 0: Total rows
 
+[![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/dathere/100.dathere.com/main?labpath=lessons%2F0%2Fexercise.ipynb)
+
 Using a qsv command, get the total number of rows that are in the `fruits.csv` file.
 
-> Here we list qsv commands for your reference. Solve this exercise using [Thebe](exercises-setup:thebe) or [locally](exercises-setup:local).
+> Here we list qsv commands for your reference. Solve this exercise using [Thebe](exercises-setup:thebe), [Binder](exercises-setup:binder) or [locally](exercises-setup:local).
 
 ```{code-cell}
 :tags: ["scroll-output"]