41:48

Here I’m using the MapReduce functionality in Parallel Processing Toolbox to process several hundred GBs of server logs from our web site. I want to be able to visualize the counts per minute… read more >>

5:33

Here I show how the new arithmetic expansion rules in release 16b can be used to answer a blog post comment question. See the great post by Loren on the subject.
Features covered in this video… read more >>

23:26

Here I take the analysis I did in this post to group website crawl data by the hour, and incorporate it into another function that runs daily. I forgot to turn on my webcam for this one, so its just… read more >>

30:55

Here I add another data column to my table, which is the Levenshtein distance between the redirecting source and destination URLs. This turns out to take much longer than I expected to compute, so I… read more >>

32:34

Here I’m doing some pretty mundane everyday modifications to an existing script (code-along style). I need to add an additional data column to a table I’m creating. I don’t explain… read more >>

22:25

Last week I used varfun on a datetime variable in a table to count rows by hour. One of my colleagues said I should take a look at retime which operates on timetables. Here I give it a try.
Features… read more >>

18:19

When I analyze our website, the testing system I use downloads all pages. It can take several hours as there are almost a million of them in the subset I look at. Sometimes it takes longer than usual… read more >>

37:54

Here I need to combine the data from multiple text files by grouping and summing by one variable. I also try using a datastore which I have not used much before.
Features covered in this code-along… read more >>

21:28

If you have used GUIDE a lot in the past and are thinking of trying out App Designer, this will give you an idea of how its like to work with that tool. Here I add a new UI element to an existing… read more >>

19:59

In part 4 of the train timetable set of Cody problems, you need to calculate the average trip duration for each day in the timetable. This one is about as exciting as watching paint dry as it takes… read more >>