Guide to Strings in Python
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by Dimitrije Stamenic
4M ago
Introduction We've come far in discovering the basics of computer science in the world of Python, and now is the time to start learning about strings. Strings are a fundamental data type that any aspiring developer must become familiar with. They are used extensively in almost every Python application, making understanding them crucial for effective programming. A string in Python is a sequence of characters. These characters can be letters, numbers, symbols, or whitespace, and they are enclosed within quotes. Python supports both single (' ') and double (" ") quotes to define a string, provid ..read more
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Guide to Heaps in Python
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by Dimitrije Stamenic
6M ago
Introduction Imagine a bustling airport with flights taking off and landing every minute. Just as air traffic controllers prioritize flights based on urgency, heaps help us manage and process data based on specific criteria, ensuring that the most "urgent" or "important" piece of data is always accessible at the top. In this guide, we'll embark on a journey to understand heaps from the ground up. We'll start by demystifying what heaps are and their inherent properties. From there, we'll dive into Python's own implementation of heaps, the heapq module, and explore its rich set of functionaliti ..read more
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Guide to Hash Tables in Python
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by Dimitrije Stamenic
7M ago
Introduction Hash tables offer an efficient and flexible method of storing and retrieving data, making them indispensable for tasks involving large data sets or requiring rapid access to stored items. While Python doesn't have a built-in data structure explicitly called a "hash table", it provides the dictionary, which is a form of a hash table. Python dictionaries are unordered collections of key-value pairs, where the key is unique and holds a corresponding value. Thanks to a process known as "hashing", dictionaries enable efficient retrieval, addition, and removal of entries. Note: If yo ..read more
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Guide to Queues in Python
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by Dimitrije Stamenic
7M ago
Introduction From storing simple integers to managing complex workflows, data structures lay the groundwork for robust applications. Among them, the queue often emerges as both intriguing and ubiquitous. Think about it - a line at the bank, waiting for your turn at a fast-food counter, or buffering tasks in a computer system — all these scenarios resonate with the mechanics of a queue. The first person in line gets served first, and new arrivals join at the end. This is a real-life example of a queue in action! For developers, especially in Python, queues aren't just theoretical constructs ..read more
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Linear Search in Python
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by Dimitrije Stamenic
7M ago
Introduction Linear Search, also known as Sequential Search, operates by traversing through the dataset, element by element until the desired item is found or the algorithm reaches the end of the collection. Its simplicity and ease of implementation make it a go-to choice for small datasets and lists where items are added or removed frequently. While it may not boast the efficiency of its more complex counterparts like Binary Search, Linear Search can be pretty useful in various practical use cases, especially when dealing with unsorted data. In this article, we'll delve deeper into the inner ..read more
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How to Delete a File or Folder in Python
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by Scott Robinson
7M ago
Introduction In this Byte we'll be exploring how to delete files and folders in Python. It's a common task in many programming and scripting contexts, especially in areas like data cleaning, temporary file removal, or even when working with file-based databases. You'll need to handle file deletion carefully as an error can cause data loss, which is often irreversible. To show how to do this, we'll be using built-in Python modules like os and shutil for this task. So, if you are familiar with basic Python syntax and file operations, you're good to go! Deleting a File in Python Deleting a file i ..read more
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Guide to Sets in Python
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by Dimitrije Stamenic
7M ago
Introduction At a glance, they might seem similar to lists or dictionaries, but sets come with their own set of properties and capabilities that make them indispensable in certain scenarios. Whether you're looking to efficiently check for membership, eliminate duplicate entries, or perform mathematical set operations, Python's set data structure has got you covered. In this guide, we'll take a look at sets in Python. We'll start by understanding the foundational concepts of the set data structure, and then dive into Python's specific implementation and the rich set of operations it offers. By ..read more
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Fix: "RecursionError: maximum recursion depth exceeded" in Python
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by Scott Robinson
8M ago
Introduction Python is known for its simplicity and readability. Although, even in Python, you may occasionally stumble upon errors that don't make a lot of sense at first glance. One of those errors is the RecursionError: maximum recursion depth exceeded. This Byte aims to help you understand what this error is, why it occurs, and how you can fix it. A basic understanding of Python programming, particularly functions, is recommended. Recursion in Python Recursion is a fundamental concept in computer science where a function calls itself in its definition. It's a powerful concept that can simp ..read more
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Get Name from an Email Address with JavaScript
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by Scott Robinson
8M ago
Introduction Let's talk about extracting names from email addresses using JavaScript. This can be useful when you're dealing with bulk data and need to personalize your communication. For instance, you might want to send out a mass email to your users but address each one by their name. Let's see how we can do this. Email Address Structure Before we get into the JavaScript solution, let's first understand the structure of an email address. A basic email address consists of two parts separated by an '@' symbol - the local part and the domain part. The local part is usually the name of the indiv ..read more
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Refreshing a Web Page Using JavaScript or jQuery
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by Scott Robinson
8M ago
Introduction Let's explore a fundamental task in web development: refreshing a web page. But we're not talking about the classic F5 or CTRL+R here. We're instead going to be using JavaScript and jQuery to programmatically refresh a page. This is a handy trick for when you need a "hard" refresh. Why Programmatically Refresh a Page? There are various times where this could be beneficial. For instance, you might want to automatically reload a page when a certain event occurs, or refresh a page after a specific interval to fetch the latest data from the server. This is particularly useful in dynam ..read more
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