How to initialize a 2D List in Python?

The list is a data structure that is used to store multiple values linearly. However, there exist two-dimensional data. A multi-dimensional data structure is needed to keep such type of data. In Python, a two-dimensional list is an important data structure. It is essential to learn the working of Python 1D list efficiently to work […]

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How to use Python on a Mac

  Python is a powerful programming tool, but it becomes a different kind of beast when you use it on a Mac. It’s a language that perfectly suits Mac because it overcomes traditional programming obstacles in order to humanize the coding process and make it more understandable.  But the sheer simplicity doesn’t make Python easy […]

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Guide for Starting Python Coding on a MacBook

Learning Python is one of the best ways to enter the coding universe as it is a popular programming language with tons of functionalities. This is particularly the case when you pair the program with MacOS because Python is compatible with different MacOS versions. A lot of young programmers are trying to master Python and […]

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HTML Parser: How to scrape HTML content

Prerequisites Knowledge of the following is required: Python 3 Basic HTML Urllib2 (not mandatory but recommended) Basic OOP concepts Python data structures – Lists, Tuples Why parse HTML? Python is one of the languages that is extensively used to scrape data from web pages. This is a very easy way to gather information. For instance, […]

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How to Pickle: A Pickling and Unpickling Tutorial

Prerequisites Knowledge of  the following is required: Python 3 Basic Python data structures like dictionary File operations in Python Introduction Literally, the term pickle means storing something in a saline solution. Only here, instead of vegetables its objects. Not everything in life can be seen as 0s and 1s (gosh! philosophy), but pickling helps us […]

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The Basics: Concatenating Strings

Concatenating strings basically just means to add a number of strings together to form one longer string. It can be done easily in Python using the ‘+’ symbol. Let’s say you had three strings: “I am”, “Learning”, “Python” To concatenate these, simply add them together using the ‘+’ symbol, like this: >>> print “I am” + “Learning” […]

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The Basics: When to Use the del Statement

Using the del statement is relatively straightforward: it’s used to delete something. Often it’s used to remove an item from a list by referring to the item’s index rather than its value. For example, if you have the following list: list = [4, 8, 2, 3, 9, 7] And you want to remove the number […]

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Introduction to Python Classes (Part 1 of 2)

Classes are a way of grouping related bits of information together into a single unit (also known as an object), along with functions that can be called to manipulate that object (also known as methods). For example, if you want to track information about a person, you might want to record their name, address and […]

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Introduction to Python Classes (Part 2 of 2)

In the first part of this series, we looked at the basics of using classes in Python. Now we’ll take a look at some more advanced topics. Python Class Inheritance Python classes support inheritance, which lets us take a class definition and extend it. Let’s create a new class that inherits (or derives) from the […]

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