Leaving code comments might sometimes help clarify your code. There are 3 unofficial comment types in Python. A “block comment”: An “inline comment”: A “multi-line” comment that misuses a docstring: Commenting Code in Python To add a comment in Python, use the hashtag operator # before starting to type the comment. Before digging into the […]
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To write a module in Python, all you need to do is create a Python file and write some code for it. For example, to create a module called example, create a file called example.py and add the following function to it: There is your first Python module. To use it, you need to import
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In optimal circumstances, it will take around 500-1000 hours to become a job-ready programmer. If you practice 8 hours a day on 5 days a week, this means 13-26 weeks. But this is a ballpark estimate. Your mileage may vary. Some companies offer apprenticeships where you start from zero and become a programmer in 3-6
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In JavaScript, the call() and apply() methods are both used to borrow and call a function on another object. The only difference between them is the way they accept arguments: Both methods are useful when borrowing functionality. To call a function of one object on another object you can use call() or apply(). This is
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In JavaScript, the difference between for…of loop and a for…in loop is that: This guide teaches you what are the for…of and for…in loops in JavaScript. Besides, you will learn what’s the main difference via practical examples. Even though the above answer gives you a good hint about the distinction, there are useful and illustrative
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In JavaScript, one of the fundamental data types is the array. The array is a collection of elements, such as numbers, strings, or other types of objects. It’s a data store that lets you store and access data easily in your JavaScript programs. Because every program deals with data, you need arrays all the time.
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In JavaScript, you can use the built-in Array.forEach() method to act upon each element in the array. For instance, given an array of numbers, let’s print all the values one number at a time: Output: The forEach() method does not create a new array. Instead, it just operates for each element. If you want to
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The main difference between let and var in JavaScript is: This means you can have multiple let variables with the same name as long as they live in different scopes, such as in different functions. For instance: In addition to this, there is a bunch of important differences, such as hoisting. These are important to
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To produce a range of letters (characters) in Python, you have to write a custom function that: Here is the code for creating a range of characters in Python: Output: This is the quick answer. Feel free to use this code in your project. However, to understand how it works, let’s build this function from
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In Python, you can introduce logic to your code with if-else statements. You can use if-else statements to build decision-making capabilities for your program. For example: When you run this piece of code, it tells whether or not you can drive based on your age. Because the age is 10, the program tells you cannot
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