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177 Posts
  • Published Tutorial in Series: How To Code in Python

    How To Use Break, Continue, and Pass Statements when Working with Loops in Python 3

    In this tutorial, we will go over the break, continue, and pass statements in Python, which will allow you to use for and while loops more effectively in your code.
    By Lisa Tagliaferri Python Development
  • Published Tutorial in Series: How To Code in Python

    How To Write Comments in Python 3

    Comments are lines in computer programs that are ignored by compilers and interpreters. This tutorial will go over how to use comments in your Python program, making your projects more readable for humans and thus mor...
    By Lisa Tagliaferri Python Development
  • Published Tutorial in Series: How To Code in Python

    How To Do Math in Python 3 with Operators

    This tutorial will go over operators that can be used with number data types in Python.
    By Lisa Tagliaferri Python Development
  • Published Tutorial in Series: How To Code in Python

    How To Index and Slice Strings in Python 3

    The Python string data type is a sequence made up of one or more individual characters consisting of letters, numbers, whitespace characters, or symbols. Strings are sequences and can be accessed in the same ways as o...
    By Lisa Tagliaferri Python Development
  • Published Tutorial

    How To Install Python 3 and Set Up a Programming Environment on an Ubuntu 20.04 Server

    This tutorial will get your Ubuntu 20.04 server set up with a Python 3 programming environment. Programming on a server has many advantages and supports collaboration across development projects. The general principle...
    By Lisa Tagliaferri Python Ubuntu 20.04 Ubuntu Development
  • Published Tutorial

    A Linux Command Line Primer

    This tutorial will provide users who are new to terminal environments with the basics of using a command-line interface, providing a primer for understanding how to use Linux cloud servers.
    By Lisa Tagliaferri Linux Basics Spin Up Cloud Computing Interactive Linux Commands
  • Published Tutorial

    How To Set Up a Node.js Application for Production on Ubuntu 20.04

    Node.js is an open-source JavaScript runtime environment for building server-side and networking applications. The platform runs on Linux, macOS, FreeBSD, and Windows. Though you can run Node.js applications at the co...
    By Lisa Tagliaferri, Kathleen Juell Node.js Applications Nginx Ubuntu
  • Published Tutorial in Series: How To Code in Python

    How To Write Doctests in Python

    Python’s standard library comes equipped with a test framework module called doctest. The doctest module programmatically searches Python code for pieces of text within comments that look like interactive Python sessi...
    By Lisa Tagliaferri Python Development
  • Published Tutorial in Series: How To Code in JavaScript

    Understanding Comparison and Logical Operators in JavaScript

    The field of computer science has many foundations in mathematical logic. If you have a familiarity with logic, you know that it involves truth tables, Boolean algebra, and comparisons to determine equality or differe...
    By Lisa Tagliaferri JavaScript Development
  • Published Tutorial in Series: How To Code in JavaScript

    How To Add JavaScript to HTML

    This tutorial will go over how to incorporate JavaScript into your web files, both inline into an HTML document and as a separate file.
    By Lisa Tagliaferri JavaScript Development
  • Published Tutorial

    What is Debugging?

    In computing, debugging is the process of looking for and then resolving issues that prevent software from running correctly. Software bugs refer to an error or fault in the codebase that leads to an unexpected result...
    By Lisa Tagliaferri Glossary
  • Published Tutorial in Series: How To Code in Python

    Understanding Boolean Logic in Python 3

    The Boolean data type can be one of two values, either True or False. We use Booleans in programming to make comparisons and to control the flow of the program. In this tutorial, we’ll go over the basics you’ll need t...
    By Lisa Tagliaferri Python Development
  • Published Tutorial

    What is Linux?

    Generally, Linux refers to a group of open-source operating system distributions built around the Linux kernel. In the strictest sense, Linux refers only to the presence of the kernel itself. Linus Torvalds first rele...
    By Lisa Tagliaferri Linux Basics Glossary Cloud Computing
  • Published Tutorial

    What is Python?

    Python is a flexible programming language that prioritizes the clarity and readability of code. A good choice for many software development use cases, Python is often used for scripting, automation, data analysis, [ma...
    By Lisa Tagliaferri Python Glossary
  • Published Tutorial

    How To Convert Integers to Floats in Python 3

    Python’s float() method will convert integers to floats. This is a quick tutorial on converting floats to integer numbers.
    By Lisa Tagliaferri Python Development
  • Published Tutorial

    How To Convert Strings to Integers in Python 3

    Strings can be converted to integers by using the int() method. If your string does not have decimal places, you’ll most likely want to convert it to an integer by using the int() method. In this quick tutorial, you'l...
    By Lisa Tagliaferri Python Development
  • Published Tutorial

    How To Convert Integers to Strings in Python 3

    We can convert numbers to strings using the str() method. In this quick tutorial, you'll learn how to use this method to convert integers to strings.
    By Lisa Tagliaferri Python Development
  • Published Tutorial in Series: How To Code in Python

    How To Convert Data Types in Python 3

    This Python 3 tutorial will guide you through converting data types including numbers, strings, tuples and lists, as well as provide examples to help familiarize yourself with different use cases.
    By Lisa Tagliaferri Python Development
  • Published Tutorial

    How To Install WordPress on Ubuntu 20.04 with a LAMP Stack

    WordPress is an extremely popular open-source technology and WordPress sites represent 36% of all websites that are currently online. This tutorial is intended for those who are comfortable with system administration ...
    By Lisa Tagliaferri WordPress Ubuntu 20.04 Ubuntu LAMP Stack
  • Published Tutorial

    Recommended Security Measures to Protect Your Servers

    When setting up infrastructure, getting your applications up and running will often be your primary concern. However, making your applications to function correctly without addressing the security needs of your infras...
    By Justin Ellingwood, Lisa Tagliaferri, Jamon Camisso, dbrian Security Firewall Conceptual Networking VPN