In this tutorial, you’ll learn how to use Python to check if a string contains another substring. There are a number of ways to use Python to check a string for a substring, including case insensitivity, checking for patterns, and more. Being able to work with strings in Python is an important skill for a […]
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In this tutorial, you’ll learn about the Python setattr() function, including what it does, when to use it, and when it’s redundant to use it. The function is used to set an attribute to a value of an object, whether the attribute exists or not. By the end of this tutorial, you’ll have learned: What
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In this tutorial, you’ll learn how to use the NumPy linspace function to create arrays of evenly spaced numbers. This can be incredibly helpful when you’re working with numerical applications. The NumPy linspace function allows you to create evenly spaced ranges of numbers and to customize these arrays using a wide assortment of parameters. By
NumPy linspace: Creating Evenly Spaced Arrays with np.linspace Read More »
In this tutorial, you’ll learn how to use the NumPy logspace function and how to use its different parameters. The np.logspace() function is used to return numbers that are evenly spaced on a log scale. The function allows you to specify many different attributes, including modifying the base of the log scale you want to
NumPy logspace: Understanding the np.logspace() Function Read More »
In this tutorial, you’ll learn how to use Python to check if a string is empty or not. Being able to work with strings and see whether or not they are empty is an important skill to learn. Python strings are immutable, meaning that they cannot be changed once they’re created. Because of this, it
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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 concatenate NumPy arrays in Python. Knowing how to work with NumPy arrays is an important skill as you progress in data science in Python. Because NumPy arrays can be 1-dimensional or 2-dimensional, it’s important to understand the many different ways in which to join NumPy arrays. By the
Different Ways to Concatenate NumPy Arrays in Python Read More »
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 use the built-in Python map() function. This function allows you to process and transform, or “map”, items in an iterable without needing to use a loop to iterate. The function allows you to write incredibly readable code, which specifies the intention of what you’re doing. By the end
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In this tutorial, you’ll learn how to generate a zero matrix using the NumPy zeros function. Zero arrays and matrices have special purposes in machine learning. Being able to create them efficiently will allow you to become more capable in linear algebra and machine learning. By the end of this tutorial, you’ll have learned: Why
NumPy Zeros: Create Zero Arrays and Matrix in NumPy Read More »
