To print on the same line in Python, add a second argument, end=’ ‘, to the print() function call. For instance: Output: This is the quick answer. However, if you want to understand how this works, I recommend reading further. Printing in Python When writing a Python program, you commonly want to print stuff on […]
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To write a Python coin toss program, you need to randomly choose between heads and tails. To do this: Here is how it looks in code: Now you can call this function to randomly flip a coin. For example, let’s toss a coin three times: Example outcome: How to Simulate Coin Toss in Python without
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Learn basic geometry with Python, such as, how to calculate the volume of a triangular prism. This guide teaches you maths while teaching you how to convert your simple math problems into Python code. Geometric Volumes with Python In this article, you find a cheat sheet of volumes of the most common geometric shapes. For
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To calculate the standard error of the mean (SEM) in Python, use scipy library’s sem() function. For instance, let’s calculate the SEM for a group of numbers: Output: If you do not have scipy installed, run: That was the quick answer. But make sure to read along to learn about the standard error and how
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To calculate the median value in Python: For example, let’s calculate the median of a list of numbers: Output: The median value is a common way to measure the “centrality” of a dataset. If you are looking for a quick answer, I’m sure the above example will do. But to really learn what median really
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To limit decimal places in JavaScript, use the toFixed() method by specifying the number of decimal places. This method: For instance, let’s round to 2 decimals: Output: But this is just one way to do it. Also, it has some caveats. This is a comprehensive guide to rounding values in JavaScript. You will learn how
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The ‘u’ in front of a string means the string is a Unicode string. A Unicode is a way for a string to represent more characters than a regular ASCII string can. In Python 2.x shell, you can see how for example a text written in Russian converts to a Unicode string with ‘u’ in
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To return multiple values from a Python function, use a comma to separate the return values. For instance, let’s create a function that takes two numbers as arguments. This function returns the sum, difference, multiplication, and division between these two numbers. Here is how it looks in the code: Now you can call this function
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To filter an array in Swift: For instance, let’s filter an array of words such that only words less than 4 characters long remain: Output: This is the quick answer. But to know how filtering really works in Swift, please read along. How to Filter an Array in Swift In the introduction, you saw a
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You can use a final class in Swift to disable the inheritance of the class. For example, let’s create a class Student and make it a final class to disallow inheritance: If you now try to subclass this class, you are going to see a compile-time error: Output: This error says it is not possible
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