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Defining Functions in Python 3: A Tutorial

In programming, a function is described as a block of instructions that can perform a certain action. A function is generally re-usable. Using functions makes the code more modular. It also opens up the opportunity of re-using the code over and over again in the future. Python is a robust programming language that supports functions. It already comes with a …

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Creating a Django App with Database Connection: A Tutorial

Django is a free and open-source web framework built in Python. First published in 2005, Django incorporates the motto of “rapid development and clean, pragmatic design.” The framework, deployed on a web server, can quickly produce a web front-end with rich features, security, and scalability. Any web app relies on databases for its content. Django, being a modern framework, supports …

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Creating Django Models: A Tutorial

Django is a well-known web framework for the rapid development of secure and maintainable websites and web apps. Built using Python, Django simplifies web development, allowing more time and focus on writing apps without reinventing the wheel every single time. Django is a free and open-source project with robust official documentation, great community support, and plenty of free and paid-for …

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Writing Modules in Python 3: A Tutorial

Introduction Python is one of the most commonly used programming languages across the world. Modules are a critical part of the Python code. A module is simply a .py file in the context of Python 3. This means that you can refer to any Python file as a module. It is possible for you to obtain these modules through the …

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Python 3 Tutorial: Indexing and Slicing Strings

Introduction Python is one of the most popular programming languages across the world. It uses a data type that comprises sequences made up of individual characters. These characters may be letters, numbers, symbols, or whitespace characters. Other types of sequence-based data types include lists and tuples. Just like them, you can also access, index, and slice strings in Python. In …

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Installing the Django Web Framework on Ubuntu 20.04

Django is a high-level web framework that allows the rapid development of secure and maintainable websites. It’s a free and open-source framework written with Python. Django is also popular for additional features like performance, security, scalability, portability, and maintainability. This guide will demonstrate how to install Django and set up a simple web app on Ubuntu 20.04. Django on Ubuntu …

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The txt File Format: Working with Plain Text Files in Python 3

Introduction One of the primary functions of programming languages is to help you deal with data. This includes data writing, reading, storage, as well as transfer. Python is one of the most popular programming languages. If you are planning to use Python, you should have a basic idea of how to use different file types. The simplest of file types …

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Importing Modules in Python 3: A Comprehensive Guide

Introduction Most of us are familiar with Python as a programming language. One of the great things about Python 3 is the myriad of built-in functions it offers. You get access to these functions when you are using Python 3 to write different types of code. Before we start, take a look at our tutorial on installing Python 3 and …

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Programming with Python 3: How To Go About Constructing Classes and Defining Objects?

Introduction We all know about Python as a programming language. To be more specific, Python is an object-oriented programming language. In object-oriented programming, or OOP, the goal is to make reusable code patterns. This is different from procedural programming where we give a sequence of instructions. Object-oriented code is especially useful when you are working on complex programs. When you …

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Setting up Django with PostgreSQL, Nginx, and Gunicorn on Ubuntu 20.04

Django is a free, and open-source web application framework that’s built in the Python programming language. Django is super-fast, secure, and highly scalable. At the hand of a skilled developer, Django can quickly establish a powerful website. It can seamlessly integrate with popular web servers (Apache, Nginx), and databases (MySQL, MariaDB, PostgreSQL, Oracle, and SQLite), etc. Django powers some of …

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Using Python 3 String Formatters

Introduction The str.format() method in the string class of Python lets you do a variety of value formatting and substitution. Positional formatting and concatenation of elements within a string are done using string formatters in Python 3. In this tutorial, you will learn about the common uses of string formatters in Python. Formatting the strings will help you write more …

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Installing Python 3 and Setting up a Local Programming Environment on Ubuntu 16.04

Introduction Python is an interactive, object-oriented, and simple programming language which can be used for a plethora of different programming projects. A fun fact is that Python is not named after the python snake but after the comedy television show Monty Python’s Flying Circus. Python is a great language to get started with programming and a great choice for experienced …