## Circular Queue: An implementation tutorial

Prerequisites To learn about Circular Queue, you should first have a good understanding of the following: Python 3 Linear Queues (you can learn more here) Basic Python data structure concepts – lists Basic math operations – modulo(%) What is a Circular Queue? Before you go ahead and read this tutorial, I highly recommend you to […]

## How to use Queue: A beginner’s guide

Prerequisites To learn about the Queue data structure, you should first have a good understanding of the following: Python 3 Basic data structure concepts like List (Click here to refresh List concepts) OOP concepts Introduction This tutorial will help you understand a Queue data structure and how to implement it. These concepts are often tested […]

## Stack Tutorial: An implementation beginner’s guide

Prerequisites In order to understand this stack tutorial, you’ll need to learn the Stack data structure which requires the following: Python 3 Basic data structure concepts like List (Click here to refresh List concepts) OOP concepts What is a Stack? Howdy! If you are reading this article, you are about to learn one of the […]

## Bubble Sort: Quick Tutorial and Implementation Guide

Prerequisites T0 learn about Bubble Sort, you must know: Python 3 Python data structures – Lists What is Bubble Sort? In the last tutorial, we saw how to search for an element from unsorted and sorted lists. We discovered that search efficiency is greater when the lists are sorted. So how do we sort a […]

## HTML Parser: How to scrap 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 scrap data from web pages. This is a very easy way to gather information. For instance, […]

## How to Convert Dictionary Values to a List in Python

In Python, a dictionary is a built-in data type that can be used to store data in a way thats different from lists or arrays. Dictionaries aren’t sequences, so they can’t be indexed by a range of numbers, rather, they’re indexed by a series of keys. When learning about dictionaries, it’s helpful to think of […]

## How to Use Python to Convert Miles to Kilometers

It can be so frustrating that the entire planet can’t just agree on one system of measurement, whether it relates to measuring distances, weights, temperatures, etc (for the record…same goes for which side of the road everyone drives on). If every country used the same units of measurement, then these formulas would be useless and […]

## How to Multiply Matrices in Python

In Python and most other OOP programming languages, multiplying two numbers by each other is a pretty straightforward process. Where it gets a little more complicated, however, is when you try to multiply two matrices by each other. A matrix, as you may know, is basically just a nested list, or a number of lists […]