Why Strings are Used in Python? [Beginner Tutorial]

Why strings are used in Python?

Strings in Python enable you to work with text-based data, which is fundamental in every programming project, whether it’s for data analysis, web development, or automation. In Python, think of strings as a collection of individual text characters, including letters, numbers, symbols, or spaces. In Python, every character is treated as a tiny string on … Read more

10 Exercises to Work with Python Lists for Beginners

Exercises to practice working with Python Lists

The following 10 challenges have been created for students who are either new to Python or want to strengthen their existing knowledge of Python lists. These tasks will test your comprehension and improve your ability to manipulate and interact with lists. Exercise 1 Grocery List: Create a list of your favourite groceries, then: Solution to … Read more

Difference Between Python Function Arguments and Parameters

Difference between Python function arguments and parameters

When you start working with functions in Python you will likely ask yourself what is the difference between parameters and arguments. This is a very common question and it often confuses those who are new to programming. In Python when you define a function, you list parameters on the same line as the def keyword … Read more

Working with Built-in Functions in Python

Working with Built-in Functions in Python

There are two main types of functions in Python: In this tutorial, we will focus on Python built-in functions. How Many Python Built-in Functions Are Available? Python 3.12 has 71 built-in functions. This number might change in future versions of Python. Here are common built-in functions and examples of code that show how you can … Read more

Get the Value of a Key From a List of Dictionaries With Python

Get the Value of a Key From a List of Dictionaries With Python

Dictionaries are used to store complex data structures and knowing how to retrieve data from dictionaries is a critical skill for Python developers. The focus of this tutorial is to show you how to extract the value of a specific key from a list of dictionaries. This scenario is very common in real-world tasks, such … Read more

Plot a Histogram in Python with NumPy and Matplotlib

Python Histogram

Would you like to know how to generate a histogram in Python? In this tutorial, I will show you how to do it. You can represent the distribution of numerical data with a histogram (Karl Pearson introduced this term). A histogram is a visual representation of data that uses bars of various heights where each … Read more