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Stuart’s MATLAB Videos

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Posts 121 - 130 of 174

結果: Code-Along

Building a Web Server Monitoring App, Part 1: Reading Streaming Log Files

This will be one of a few posts where I work on building an app that will visualize traffic to a web server, letting me monitor it as its being used. I plan to use App Designer, then deploy the app… 続きを読む >>

Using Anonymous Functions to Parameterize the Log File Analysis

Here I restructure the section of my code that filters the requests, so I can easily add any filter rule (as an anonymous function) in the future. Once again I forgot to turn on my webcam so you… 続きを読む >>

Updating My Map Function to Handle the New Log File Format

Here I continue with my analysis of the log files of a different server. I need to modify my map function to create some variables and strip some rows which I am not able to do during file… 続きを読む >>

Making a Server Datastore Function

I want to carryout the analysis I did in my previous post on another server. However, that server has a different log file format. So I decide to make a parameterizable function that can return a… 続きを読む >>

Incorporating Hourly Data Analysis into Another Function

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… 続きを読む >>

Modifying a Script to Add an Additional Column to a Table

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… 続きを読む >>

Using Retime with a Timetable to Aggregate Data By Hour 2

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… 続きを読む >>

Writing a Script to Count Data in Multiple Text Files 2

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… 続きを読む >>

Adding a New UI Element to a MATLAB App with App Designer 4

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… 続きを読む >>

Cody Code-Along: R2016b Feature Challenge – Use a timetable to analyze a train timetable, Part 4

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… 続きを読む >>

Posts 121 - 130 of 174