In this tutorial, you’ll learn how to use the Python new line character and how to print without newlines. Being able to control how your program prints strings is an important skill, especially when working with text files or command-line interfaces (CLIs). In this tutorial, you’ll learn different ways to include a newline character in […]
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In this tutorial, you’ll learn how to iterate (or loop) over a list in Python. You’ll learn how to iterate with for loops, while loops, comprehensions, and more. What’s more, is that you’ll learn when each of these methods is the best method to use. Given that there are many different ways of accomplishing this,
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In this tutorial, you’ll learn how to calculate factorials in Python. Factorials can be incredibly helpful when determining combinations of values. In this tutorial, you’ll learn three different ways to calculate factorials in Python. We’ll start off with using the math library, build a function using recursion to calculate factorials, then use a for loop.
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In this tutorial, you’ll learn how to use Python to concatenate strings. Being able to work with strings in Python is an important skill in almost every program you’ll write. In some cases, you’ll want to display text in your program and need to ensure code readability. In other cases, you will want to aim
How to Concatenate Strings in Python: A Complete Guide Read More »
In this tutorial, you’ll learn how to create a decision tree classifier using Sklearn and Python. Decision trees are an intuitive supervised machine learning algorithm that allows you to classify data with high degrees of accuracy. In this tutorial, you’ll learn how the algorithm works, how to choose different parameters for your model, how to
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In this tutorial, you’ll learn how to use the Python enumerate function to improve your Python for loops. The Python enumerate() function allows you to loop over an iterable object, such as lists or dictionaries while accessing the item’s index position. The enumerate() function lets you write significantly cleaner Python for-loops. By the end of
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In this tutorial, you’ll learn how to use Python to get the current date and time. Being able to work with current dates and times is an important skill in many different aspects in Python. For example, being able to get the current date and time can be helpful when logging information about your program.
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In this tutorial, you’ll learn how to resize an image in Python using the Pillow library. You’ll learn how to resize individual images and multiple images in bulk. You’ll also learn how to specify a percentage to scale by, a maximum width, and a maximum height. By the end of this tutorial, you’ll have learned:
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In this tutorial, you’ll learn how to use Python to sort a list using the sort() method. Being able to work with lists is an essential skill in Python, given their prevalence. Because lists are ordered and mutable data structures, we can modify their order. The list.sort() method allows you to do exactly this! The method is a valuable method
Python List sort(): An In-Depth Guide to Sorting Lists Read More »
In this tutorial, you’ll learn how to use Python to count the number of words and word frequencies in both a string and a text file. Being able to count words and word frequencies is a useful skill. For example, knowing how to do this can be important in text classification machine learning algorithms. By
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In this tutorial, you’ll learn how the Python isinstance function works and how it can be used in your Python programming. The Python isinstance() function allows you to check if an object belongs to a particular data type or class. Further, it lets you work with a selecting of different classes. By the end of
Python isinstance() Function Explained with Examples Read More »
In this tutorial, you’ll learn how to use the Python list extend method, which lets you append multiple items to a list. The Python .extend() method is very similar to the Python .append() method, but lets you add multiple elements to a list at once. You’ll learn how to use the Python extend method to
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