This morning I needed to debug an issue with a regularly used script. The code was converting numerical columns in a table to strings or categoricals by using a lookup table. I had a few levels of… 続きを読む >>
I’d like to be able to analyze and visualize our website but with more than 300 thousand pages and more than 20 million links, its too much information to easily digest or display. So I thought… 続きを読む >>
You can’t use isempty to detect empty strings, as you would for character arrays. Instead you should check for strlength being equal to zero or compare with an empty character vector. See the… 続きを読む >>
Each time I install a new release of MATLAB, such as 2016b recently, I turn on the editor preference “Enable data tips in edit mode”. Its not on by default. Here’s why its very… 続きを読む >>
I have a spreadsheet with a list of filenames in one column whose absolute location is defined relative to a file in another column. I want to be able to construct the absolute path for all of them… 続きを読む >>
Its the 15th anniversary of MATLAB Central and it made me think about my contributions to the MATLAB community.
My first interaction was with the MATLAB Newsgroup. I wanted see when my first post was… 続きを読む >>
Today I’m just making a small modification to an existing script to store a variable with the saveValue function I developed a while ago. The variable is of type duration, part of the recently… 続きを読む >>
Sometimes when displaying the progress of a long running script, there is so much output at the command window that there is too much to scroll through or the buffer fills up and you can’t go… 続きを読む >>
Sometimes I need to display the name of a variable as a character array. This can help with the updating of variable names in code and automating the importing or exporting of multiple variables to… 続きを読む >>
This code-along video is the third in a series where I’m creating a MATLAB function to split a URL into component parts. Here I update another script to make use of this new function but it… 続きを読む >>