Wait! Don't close this window. I understand that regular expressions can be very complicated (yes, there are many books on the subject), but some basic expressions to test patterns such as zip codes or telephone numbers are not that difficult. In addition, you can sometimes use Google to search for
As a kid who grew up in the 60s & 70s, I was a big fan of the original Star Trek TV series. And in the years since, I have seen lots of the Star Trek “technology” become a reality: cellphones, portable tablet computers, talking computers (Alexa/Siri), etc. But I
To stack the deck means to cheat or to fix something so a desired outcome is achieved. This term originated in card games, but can also be applied to other things. And here, I apply it (both metaphorically and literally) to creating a better graph! I recently saw the following
How many times have you entered a phone number on a web page, only to be told that you did not type it the "correct" form? I find that annoying. Don't you? In my latest book, Cody's Data Cleaning Techniques, 3rd edition, I show how to convert a phone number
North Carolina is a very diverse state - especially when it comes to outdoor recreation opportunities. This weekend you could go hiking or kayaking in the mountains, watch a hot air balloon festival near Raleigh, and go wind surfing or fishing at the coast. And if you've got your SCUBA
Elizabeth is courageous. Scoliosis since birth, corrective spinal surgery replaced her spine with steel, tripping on stairs permanently broke her right ankle. Then she decided to come take yoga with me. To help ease back pain & reduce hip stress, I offered options like bent legs not cross. In class
These days, more and more people move to where the work is. And for many people in Europe, that 'where' is Germany. I recently saw a map of Germany, that showed which country had the most foreigners living in each area. It was an interesting map, but I thought I might
In recent years, solar panels have become much more economical, and therefore more popular. But because of the curvature of the Earth, the angle at which you need to install the panels varies, depending on where you live. In this example, I demonstrate how to visualize this kind of data
The US unemployment rate was down to 4.4% in April, which is the lowest we've seen since before the big recession (about 10 years ago). But a single number seldom tells the whole story, so let's look at unemployment data in several different ways, to get a more complete picture...
I guess a coding dinosaur is someone who uses an old/legacy computer language, or at least a language that isn't en vogue these days. Coding dinosaurs are still around (and probably will be for a while), whereas the real dinosaurs that lived millions of years ago are extinct. What caused
