Django Models: Introduction to Databases and ORM
When working with databases today, Django Models can simplify the process. A real website needs to save data: users, blog posts, comments, products. In the…
Beginner Project: Build a Weather App with Python (Using APIs)
Real-world applications don’t just use data you type in; they fetch data from the internet. A Python Weather App, for instance, would do this using…
How to Fix: TypeError: list indices must be integers or slices, not str
If you’ve ever encountered “TypeError: list indices”, this error almost always means one thing: You think you have a Dictionary, but you actually have a…
Python List Comprehensions: Writing Cleaner Code
If you have been writing Python for more than a few days, you have likely written this exact sequence of boilerplate code: While this works…
Data Visualization in Python: Seaborn for Beautiful Charts
While Matplotlib is powerful, its default charts can look a bit… basic. For those new to data visualization, a Seaborn Beginner Guide can be very…
How to Fix: FileNotFoundError: [Errno 2] No such file or directory
You tried to open a file in Python, but it crashed with this error, resulting in a FileNotFoundError Python message. However, understanding the common causes can help…
Object-Oriented Programming (OOP) in Python: A Beginner’s Guide to Classes and Objects
You’ve learned functions, loops, and variables. You can write scripts. But to build large applications (like with Django), you need a better way to organise…
Django Templates: Rendering HTML and Using Template Tags
In our previous Django tutorial, we returned a simple “Hello World” string. To create real websites with HTML, we need to use Django Templates. Django…
How to Fix: ValueError: invalid literal for int() with base 10
Encountering a ValueError: invalid literal for int() can be a bit confusing at first. This error is a mouthful, but it’s actually very simple. It…
Handling Missing Data in Pandas: A Guide to dropna() and fillna()
In the real world, your datasets will have holes. Users forget to fill out forms, sensors break, or data gets corrupted. as these Pandas Missing…
