Mapping python to Python 3 on Your Mac
When you install Python 3 on a Mac, it does not update the python command to use Python 3 instead of Python 2. Instead, to run Python 3, you have to use the python3 command. In this brief article, we...
View ArticlePython Virtual Environments with venv
In this brief tutorial, we’ll show you how to create a virtual environment with Python’s venv module. We will do this using Visual Studio Code.
View ArticleHow to Install Node.js on a Mac
Node.js is required for using many JavaScript tools and for creating server-side JavaScript applications. Here is how you install Node.js on a Mac.
View ArticleHow to Customize the Ribbon in Office 365
In Word 365, Excel 365, PowerPoint 365, and other Office 365 products (and earlier versions of Office too), you can customize the Ribbon to make it easier for you to find the commands that you use most...
View ArticleHow to Force a Refresh of favicon.ico
I ran into this problem while writing our Creating, Styling, and Validating Web Forms course. I was showing how browsers make an automatic request for "/favicon.ico" when first visiting a new site....
View ArticleHow to Install Node.js on Windows
Node.js is required for using many JavaScript tools and for creating server-side JavaScript applications. Here is how you install Node.js on Windows.
View ArticleHow to choose between a procedure and a function in PL/SQL
Oracle has been around so long and so many questions have been asked and answered in so many different ways that it can be difficult to find a definitive answer, especially to a best-practices type...
View ArticleOracle’s Demo HR Schema
A schema is a collection of tables, views, procedures, indexes and other logical objects. Each schema is owned by a database user and has the same name as that user.Because there is essentially a...
View ArticleHow to find all your Python installations on Windows (and Mac)
It's easy to wind up with multiple installations of Python on Windows (and Mac). In this article, we show you how to locate them all.
View ArticleWhy I Don’t Use jQuery in Django Admin
I’ve made a lot of customization to Django admin using JavaScript. Although Django admin supports jQuery and will continue to do so in Django 4.0, I stick to vanilla JavaScript. In this article, I...
View ArticleHow to Install Oracle Express Edition and SQL Developer
Learn how to install the free version of Oracle: Oracle Database Express Edition (XE) version 21c and SQL Developer, Oracle’s free tool for developing and managing databases.
View ArticleGetting Oracle’s HR Schema
This article shows you how to get Oracle’s demo HR schema, which is used in Oracle tutorials, documentation, and in Webucator’s Oracle courses.
View ArticleHow to Ask Good Technical Questions
Being a techie means constant learning. Whether you’re a newbie web developer or an experienced programmer, you are bound to find yourself banging your head against a wall, trying to figure out why the...
View ArticleHTML Heading Levels and Sectioning Content
You may have noticed that there is no difference in size between an h1 heading and h2 heading within an article or section element. That’s weird. In this article, I’ll explain why it is, and the...
View ArticleAdobe Certified Professional: What is on the Premiere Pro exam?
Adobe’s official exam guide for Premiere Pro lists the exam objectives, including key terms, concepts, tools, and settings that you need to know to pass the Adobe Certified Professional in Digital...
View ArticleAdobe Certified Professional: What is on the Illustrator exam?
Adobe’s official exam guide for Illustrator lists the exam objectives, including key terms, concepts, tools, and settings that you need to know to pass the Adobe Certified Professional in Graphic...
View ArticleAdobe Certified Professional: What is on the InDesign exam?
Adobe’s official exam guide for InDesign lists the exam objectives, including key terms, concepts, tools, and settings that you need to know to pass the Adobe Certified Professional in Print &...
View ArticleAdobe Certified Professional: What is on the Dreamweaver exam?
Adobe’s official exam guide for Dreamweaver lists the exam objectives, including key terms, concepts, tools, and settings that you need to know to pass the Adobe Certified Professional in Web Authoring...
View ArticleAdobe Certified Professional: What is on the Animate exam?
Adobe’s official exam guide for Animate lists the exam objectives, including key terms, concepts, tools, and settings that you need to know to pass the Adobe Certified Professional in Multiplatform...
View ArticleAdobe Certified Professional: What is on the Photoshop exam?
Adobe’s official exam guide for Photoshop lists the exam objectives, including key terms, concepts, tools, and settings that you need to know to pass the Adobe Certified Professional in Visual Design...
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