To check if two NumPy arrays A and B are equal: For example: This is the easiest approach to comparing two arrays. But this approach is not 100% reliable. Instead, you should consider using the built-in np.array_equal() function for good measure. This always produces the right result. In this guide, you learn how to compare […]
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To turn yourself into a full-time blogger, you have to be good at monetizing your blog. One of the predominant approaches to monetizing a blog is by displaying ads. Showing ads is great because it allows for a passive income stream. What could be better than making money while you sleep? In the past, the
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To resize an image using OpenCV, use the cv2.resize() function. To do this: Read an image into your program. Specify a scaling factor. Multiply the width and the height by the scaling factor. Call cv2.resize() function with the new dimensions Here is a quick cheat sheet for resizing images in four ways: Next, let’s take
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In Python, slicing is used to access specific parts of an iterable, such as a list. Here are some examples: But how does the slicing notation work? There are two syntaxes you can use the slice notation in Python: Let’s take a look at how both of these work. [start:stop] The slicing notation [start:stop] means
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To pass a function as a parameter into another function in Swift, the accepted parameter type needs to describe a function. For instance, this function accepts two regular parameters and a function parameter: Now you can call this function by passing it an argument that is any function that takes two doubles and returns a
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Knowing the best coding websites is important to maximize learning and streamline the coding progress. More importantly, if you are a beginner, you need to know where to get started at. There are great websites for both beginner coders as well as professional developers. Whether you’re looking to start programming from scratch or to sharpen
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Regex or regular expression is a pattern-matching tool. It allows you to search text in an advanced manner. Regex is like CTRL+F on steroids. For example, to find out all the emails or phone numbers from text, regex can get the job done. The downside of the regex is it takes a while to memorize
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To remove a specific element from an array in JavaScript: For instance: Output: However, this only removes the first occurrence of the specific element! To remove all occurrences of the specific element, you need to use a loop. For example, let’s remove all 3s from an array of numbers: Output: And yes, this is the
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There are a lot of myths related to programming and software development. Unfortunately, these myths are usually told by people unfamiliar with programming. To make matters worse, sometimes these myths are enough to derail someone’s intentions in becoming a programmer. In this article, I am going to debunk 10 common misconceptions related to programming and
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In Swift: In a sense, fileprivate means “private, but not in this file”. For example: This is the quick answer. However, there is a lot more you need to understand about private and fileprivate access control levels. Let’s take a deeper look at private and fileprivate access levels in Swift. Access Control Modifiers in Swift
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