What is the Digital Revolution?

What is the Digital Revolution? The digital revolution refers to the profound societal, economic, and technological changes brought about by the widespread adoption and integration of digital technologies, particularly computers, the internet, and digital communication tools. This revolution has had a transformative impact on various aspects of human life, including business, communication, education, entertainment, and more. Here are some key aspects of the digital revolution: The digital revolution continues to evolve, with emerging technologies such Read more…

What is Nielsen’s Law and Why Does it Matter?

Who is Nielsen? Nielsen’s Law is named after Jakob Nielsen, a Danish-American web usability consultant, and advocate for user-centered design. Jakob Nielsen is well-known for his work in the field of web usability and user experience, and he formulated Nielsen’s Law of Internet Bandwidth based on his observations and analysis of internet bandwidth trends. It’s important to note that Nielsen’s Law is specifically associated with Jakob Nielsen and his insights into the growth of internet Read more…

Understanding Moore’s Law: Past, Present, and Future

What is Moore’s Law? Moore’s Law is an observation and prediction made by Gordon Moore, co-founder of Intel Corporation, in 1965. He noticed a trend in the semiconductor industry that the number of transistors on a computer chip was doubling approximately every two years. Moore’s Law is often paraphrased as “the number of transistors on a microchip doubles approximately every two years, leading to an exponential increase in computing power.” This observation has had a Read more…

VBA For Loops: Simple Examples

A VBA For loop allows you to repeat a block of code a set number of times. In its most basic form, shown below, a variable i keeps track of how many times the loop has ran (Note: it is quite common across programming languages to use the variables i, j, and k as loop counters). You set the initial value of i and then specify what you want the ending value of i to Read more…

VBA .Clear Versus .ClearContents

In VBA, there are multiple methods you could use to clear the values of a cell on a spreadsheet. Here we quickly discuss two methods and highlight the difference between the two methods. Method 1 – Range.Clear Clear is used when you wish to clear the formulas and/or values from a range of cells, as well as all formatting applied to the cells. In the following example, the formulas and values in the range A1:A10 Read more…

How to Set Up and use a Virtual Environment with Python in 4 Easy Steps – For Beginners (On a Mac)

If you are new to programming with Python, you may have heard mention of something called a Virtual Environment. This may just sound like one more obstacle standing in your way of writing super awesome Python code. You may be wondering if you really have to set up a virtual environment before you begin a project. The short answer is no. You do not have to set up a virtual environment before you start writing Read more…

How to Calculate the Confidence, Support, and Lift of Association Rules

Association rules are one of the most straightforward of all of the data mining techniques. Almost everything about them is intuitive and can be easily understood. However, when people try to learn them, they often get bogged down with new equations and terminology that end up confusing them. All of the intuitiveness disappears as you focus more on memorizing the correct equations than on understanding what is going on. In this post, we will explain Read more…

How to Enable the Developer Tab in Microsoft Excel

By default, the Developer tab in Microsoft Excel will not be visible when you open a new Excel workbook. If you plan on recording macros or writing custom VBA code, you will want to enable the tab so you can have access to the functionality the tab provides. Making the tab visible is simple. This is something you only have to do one time. Once you have enabled the Developer tab, every time you open Read more…