Flask SQLite Web Application Step by Step Tutorial - HTML, Jinja, CSS, JavaScript, Python

In this tutorial we will see how to create a web application using Flask and SQLite. Flask is a web framework using Python for the backend, HTML and Jinja for templating, CSS for styling and JavaScript for client side interactions.
So today, will not only connect databases to a Flask server - but we will also learn how to use all the perks of this framework.

🛑 Please note: Wayscript is no longer with us! RIP!
🛑 Please refer to the Github repo instead!

⭐ Clone Starter Files and Complete Groceries App from Github:
https://github.com/MariyaSha/grocerie...

⏰ TIME STAMPS ⏰
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00:00 - Intro
00:48 - starter files walkthrough
02:31 - connect SQLite database to Flask
04:16 - deploy app to development environment
05:18 - preprocess database data
07:08 - HTML template
08:04 - Jinja2 templating
09:44 - database entries as form options
15:39 - database entries as checkbox elements
18:08 - Flask Session (global data)
24:48 - CSS styling
33:14 - connect JavaScript to Flask
34:46 - JavaScript client side interactions
38:43 - testing the app
39:26 - deploy app to production with Wayscript
41:01 - challenge!
41:17 - thanks for watching!

💻 run Flask locally on Windows machine 💻
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⭐ navigate to project directory:
cd path/to/my_directory
⭐ if the name of your Flask Python file is "my_app.py"
set FLASK_APP=my_app
set FLASK_ENV=development
flask run
⭐ in your browser navigate to:
localhost:5000

💻 run Flask locally on Linux machine 💻
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⭐ navigate to project directory:
$ cd path/to/my_directory
⭐ if the name of your Flask Python file is "my_app.py"
$ export FLASK_APP=my_app
$ export FLASK_ENV=development
$ flask run
⭐ in your browser navigate to:
localhost:5000

🔗 IMPORTANT LINKS 🔗
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⭐ Github Logo from tutorial:
https://raw.githubusercontent.com/Mar...
⭐ my previous Flask tutorial:
   • Simple Web App with Flask and Heroku - Pyt...  
⭐ my previous SQLite tutorial:
   • SQLite Backend for Beginners - Create Quic...  

🤝 Connect with me 🤝
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🔗 Github:
https://github.com/mariyasha
🔗 Discord:
  / discord  
🔗 LinkedIn:
  / mariyasha888  
🔗 Twitter:
  / mariyasha888  
🔗 Blog:
https://www.pythonsimplified.org

🙏 THANK YOU 🙏
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Thank you so much for watching! 😀
Thank you to Flaticon for the notes icon: www.flaticon.com