When you first get started as a programmer or software developer, you usually start by writing code that prints to your console or standard out. A lot of students are also starting out by writing front-end programs, which are typically websites written with HTML, JavaScript and CSS. However, most beginners do not learn how to […]
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The Portable Document Format (PDF) is a very popular way to share documents across multiple platforms. The goal of the PDF is to create a document that will look the same on multiple platforms and that will print the same (or very similar) on various printers. The format was originally developed by Adobe but has
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The Python programming language comes with its own built-in Integrated Development Environment (IDE) called IDLE. The name, IDLE, supposedly came from the actor, Eric Idle, who was a part of the Monty Python troupe, which is what Python itself is named after. IDLE comes with Python on Windows and some Linux variants. You may need
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There are many common file types that you will need to work with as a software developer. One such format is the CSV file. CSV stands for “Comma-Separated Values” and is a text file format that uses a comma as a delimiter to separate values from one another. Each row is its own record and
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When you create a Python file, you are creating a Python module. Any Python file that you create can be imported by another Python script. Thus, by definition, it is also a Python module. If you have two or more related Python files, then you may have a Python package. Some organizations keep all their
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I don’t know about you, but I enjoy listening to music. As an avid music fan, I also like to rip my CDs to MP3 so I can listen to my music on the go a bit easier. There is still a lot of music that is unavailable to buy digitally. Unfortunately, when you rip
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Python provides a couple of really nice modules that you can use to craft emails with. They are the email and smtplib modules. Instead of going over various methods in these two modules, you’ll spend some time learning how to actually use these modules. Specifically, you’ll be covering the following: The basics of emailing How
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The Jupyter Notebook is an open-source web application that allows you to create and share documents that contain code, equations, visualizations, and formatted text. By default, Jupyter Notebook runs Python out of the box. Additionally, Jupyter Notebook supports many other programming languages via extensions. You can use the Jupyter Notebook for data cleaning and transformation,
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As a developer, there are times where you may end up with two or more dictionaries that you need to combine into one master dictionary. There are lots of different ways to merge dictionaries in the Python programming language. In this tutorial, you will look at a few of the old ways to merge dictionaries
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In this video tutorial, you will learn all about how to import modules using the import and from keywords Related Tutorials Python 101: All about imports Creating a Simple Wizard with wxPython (Video) Python 101 – Working with Files (Video)
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Python 3.10 is adding a new feature called Structural Pattern Matching, which is defined in PEP 634 and has a tutorial on the topic in PEP 636. Structural Pattern Matching brings the case / switch statement to Python. The new syntax goes beyond what some languages use for their case statements. This tutorial’s aim is
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ReportLab is a very powerful library. With a little effort, you can make pretty much any layout that you can think of. I have used it to replicate many complex page layouts over the years. In this tutorial, you will be learning how to use ReportLab’s pdfgen package. You will discover how to do the
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The Python Imaging Library (PIL) is a 3rd party Python package that adds image processing capabilities to your Python interpreter. It allows you to process photos and do many common image file manipulations. The current version of this software is in Pillow, which is a fork of the original PIL to support Python 3. Several
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Documenting your code early on is quite a bit more important than most new developers realize. Documentation in software development refers to the idea of giving your variables, functions and other identifiers descriptive names. It also refers to adding good comments. When you are immersed in developing your latest creation, it is easy to create
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Python 3.10 has several new typing features. They are given in detail here: PEP 604, Allow writing union types as X | Y PEP 613, Explicit Type Aliases PEP 612, Parameter Specification Variables The focus of this tutorial is to talk about PEP 604, which makes writing union types easier when adding type annotation (AKA:
Python 3.10 – Simplifies Unions in Type Annotations Read More »