Category Archives: Robert Beisert

What is SQL? A Basic Introduction

In today’s society, it’s virtually impossible to find anyone who hasn’t worked with Microsoft Excel at some point. We are somewhat familiar with the idea of spreadsheets and tables. We’ve written a simple macro or two. And, of course, there is great value to Excel and its competitors. But Excel is weak. It’s virtually impossible […]

How to Use Big-O Notation

As we design functions, we have to consider how they will work in the real world. There are two common considerations as we compare solutions: Time complexity – The amount of time it will take for our solution to complete Space complexity – The amount of memory that our solution will consume Unfortunately, because we […]