Data & Finance for Work & Life
When you clicked on this article, you triggered a query to see the page. If you had a good connection, it loaded almost immediately. It was fast, but was it real time? Most people would answer yes, but given the definition of real time, the answer is no. Regardless of how fast the article loaded, […]
What is real time (real-time)? Definition, Computing & Data Read More »
Data points, also known as data items, are the atomic state of data. Conceptually, you can think of them as one cell in a data table, or one piece of information, about an observation, at a given point in time. At face value, they seem so simple that many analysts blow past without a second
Data Point: Definition, Types, & Examples Read More »
If you’ve worked or studied information technology, you’ve probably heard about source code. Most textbooks provide a technical definition, but this is hardly practical because programmers have derived nuanced meanings of the term in practice. I spoke with 3 programmers to really understand what source code is, and to flush out key points professionals learn
What is source code? Definition, Types & Examples Read More »
Information is everywhere, and determining its reliability is a crucial skill. While some sources of information are qualitative in nature, the vast majority today are rooted in data. And where data is involved, the source of information a digital place of storage. This place of storage is called a data source. This article outlines what
Data Source: Definition, Types, & Common Examples Read More »
Whether you want a general definition or need to understand database queries, they’re both rooted in the same core concept. Simply put, queries are questions. But not all questions are alike. There are “yes and no” questions, open-ended questions, close-ended questions, free response questions, and more. In this article, I’ve broken down queries into types
Query (General & Data): Definition, Pronunciation & Examples Read More »
From a young age, we’re all exposed to data. You probably remember seeing data tables in science class as young as elementary school. Any one of those data tables was probably called a data “set” at some point. Why? Because it’s an easy, intuitive way to speak about data. But what is a data set
Data Set: Definition, Types, Examples & Public Data Sets Read More »
You may have heard that “data is the new oil” — the most valuable commodity of the 21st century. But just like oil is useless until refined, data is useless until simplified and communicated. Data displays are a tool to help analysts do just that. Because they’re so important to data, data displays can be
What is a data display? Definition, Types, & Examples Read More »
Data functions are the nuts and bolts of the digital world. In development, they allow programmers to exchange directly with a database and modify object in-line. In Excel, they query, create, and modify arrays. In math, they allow statisticians to address datasets using Sigma (Σ) and Pi (∏) notation. But what exactly is a data
What is a data function? Examples in Math, Excel, Computer, & Programming Languages Read More »
If you’re coming from Excel, manipulating colors in Tableau can feel unnecessarily complicated, especially while you’re learning. In Excel, changing the color of a column is as easy as highlighting and right-clicking the cells you want to change. However, colors in Tableau are usually modified at the data level. The methodology depends on whether you’re
Change Color of 1 Column in Tableau (Conditional Formatting) Read More »
Have you ever tried to put a floating object over a tiled object in Tableau dashboard, only to see a blur of layered content? In Tableau, the default background setting for floating objects is transparent, which is the source of this challenge. In early versions of Tableau, transparency wasn’t available. This meant the format of
How to Make a Floating Box Non-Transparent in Tableau Dashboard Read More »
