5:55

The Luhn algorithm is a fast checksum that allows you to know if an entered series of numbers has any of the repeated digits or transpositions that are common when typing numbers in. By having a… 更多内容 >>

2:47

Recently, a MATLAB user asked me how to build a UI which lets the user display any image in a directory by selecting the name of the image from a pop-up menu. This uses a few concepts like the DIR… 更多内容 >>

4:50

It is often easier to acquire or generate data than it is to understand the data. In this video, we explore different options for visualizing data to gain better insight to solve a problem…. 更多内容 >>

3:50

Many times we use difficult syntax in MATLAB because we do not know there is a better way and do not know to look for a better way. A recently saw some MATLAB code that could have been a lot… 更多内容 >>

1:32

A MATLAB user recently asked me how the UI shown here was made. Those grey boxes are made from edit boxes that have been customized. This video shows how it is done. if (typeof(playerLoaded) ===… 更多内容 >>

4:06

I work with a lot of recent computer science graduates who are learning MATLAB. Something I see from them is they often want to choose some complicated but fast algorithm to do a task I give to them… 更多内容 >>

3:58

I am a little obsessive about data visualization. I have a side project selling a book I wrote. The data is not in a nice time history form, so I need to manually gather the data then reformat and… 更多内容 >>

Everyone, I will be out for the next few weeks. While that is happening I wanted to point my newer readers with two of the “long series format” that I have done before. They are just… 更多内容 >>

2:37

I was asked recently how to generate all the combinations from two possible outcomes. It reminded me of a recent post on Flowing Data about the sum of two dice. This is a nice little function,… 更多内容 >>

1:27

It can be difficult to see a line that is drawn over an image. The line is often lost in the background colors. That is why cursors are colored as they are, so that they are visible on any… 更多内容 >>