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Stuart’s MATLAB Videos

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Posts 121 - 130 of 472

다음에 대한 결과: Format: Video

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… 더 읽어보기 >>

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… 더 읽어보기 >>

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… 더 읽어보기 >>

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… 더 읽어보기 >>

Using the MapReduce Technique to Process 500GB of Server Logs 5

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… 더 읽어보기 >>

Using R2016b Arithmetic Expansion Rules to Make a Matrix Without a For Loop

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… 더 읽어보기 >>

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… 더 읽어보기 >>

Using varfun with datetime Values to Group Data By Hour

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… 더 읽어보기 >>

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… 더 읽어보기 >>

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… 더 읽어보기 >>

Posts 121 - 130 of 472