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**Content Feed**

Question

'Replace' shortcut in editor for R2022

In R2022, when I'm editing a mfile, is there a keyboard shortcut to replace text in the mfile? If I use CNTL F, the Find window ...

alrededor de 1 mes ago | 1 answer | 0

### 1

answerHow can I add or remove the menubar or toolbar from a figure in MATLAB?

Even with the instructions, there is still a white bar at the top of the figure, like in screnshot below. (The rest of the figur...

alrededor de 2 meses ago | 0

How do I decrease the margins around the subplots in my figure in MATLAB?

You could try tiledlayout.

9 meses ago | 1

Question

How to place text label near line, but avoiding other lines and labels?

I would like to plot many lines and put a text label near each line. But often the text labels lie over other lines or labels, a...

12 meses ago | 0 answers | 0

### 0

answersQuestion

Finding index to values at latest dates in tall timetable

I have a tall timetable containing some repeated values (a, b, or c) in one column. I want to find the rows containing the lates...

alrededor de 1 año ago | 0 answers | 0

### 0

answersQuestion

Data dashboard in Matlab

I am planning a project that will include a continually-updating display of results from a database. I know there are packages l...

alrededor de 1 año ago | 0 answers | 0

### 0

answersQuestion

Tall arrays are not allowed to contain data of type struct

I am having trouble with tall arrays in the following workflow, Process data in a loop. In each iteration, generate structure ...

alrededor de 1 año ago | 1 answer | 0

### 1

answerQuestion

Importing a table with unknown number of rows

I have several xlsx files that contain the same columns, but different number of rows. An example xlsx file is attached. I would...

alrededor de 1 año ago | 1 answer | 0

### 1

answerUsing Database Toolbox to connect to and query Cosmos DB

In case it helps someone else: I got extensive help from Mathworks on using the MATLAB Interface for Azure Cosmos DB and am now ...

alrededor de 1 año ago | 0

| accepted

Question

Using Database Toolbox to connect to and query Cosmos DB

I am new to Matlab's Database Toolbox and have limited experiences with databases in general. There is an Azure Cosmos DB that I...

alrededor de 1 año ago | 1 answer | 0

### 1

answerQuestion

Piecewise differentiation, automatic identification of pieces

I have a time series defined by gradual changes interrupted by large jumps; the time series also contains random noise. It also ...

alrededor de 1 año ago | 2 answers | 0

### 2

answersError loading .net Assembly from a Matlab exectuable.

Matlab staff should answer this, there are a couple similar questions on Answers

más de 1 año ago | 0

Question

Tab disappears in formatted string in multiline text command

I would like to label a plot with a multiline formatted string which includes some tabs, but the tabs disappear on the plot. How...

más de 1 año ago | 1 answer | 0

### 1

answerQuestion

Non-bold font in multiline title (LaTEX)

I would like to have a multi-line title in which the first title line is bold, which is the default, but subsequent title lines ...

más de 1 año ago | 1 answer | 0

### 1

answerWhy is R2020a slow to return errors?

Here is more info on fixing this problem, including the useful function RemoveDrivesFromHistory.

más de 1 año ago | 1

Question

Import datetime in custom date format which includes junk characters

I would like to import a csv file that contains a column of times in the following format, 2020-09-02T16:31:44.427Z I am usin...

más de 1 año ago | 1 answer | 0

### 1

answerQuestion

Why is R2020a slow to return errors?

When I switched to R2020a (Windows), I noticed that a simple error at the command line takes about 20 seconds to resolve, % Sim...

casi 2 años ago | 2 answers | 0

### 2

answersWhy is the automatic time labeling of my plot in quarters?

It turns out the time variable is a datenum, and when you are plotting them, you can choose the time labelling format using date...

casi 2 años ago | 0

| accepted

Question

Why is the automatic time labeling of my plot in quarters?

I am plotting a timeseries object* and the automatic date labelling of the x-axis is, unfortunately, in financial quarters (Q1-2...

casi 2 años ago | 1 answer | 0

### 1

answerUsing controlchart with specified time vector

Here is what I have tried. The time labeling on the x-axis is not as nice as plots that use datetime; for my real data, it is la...

casi 2 años ago | 0

Question

Using controlchart with specified time vector

I have some measurements consisting of an irregularly-sampled datetime vector and measured values, and I would like to use the c...

casi 2 años ago | 1 answer | 0

### 1

answerQuestion

Fastest recursive search for files

From this answer, I learned that dir can search recursively for files in subdirectories, and it is about 3X faster than what I h...

casi 2 años ago | 0 answers | 0

### 0

answersChecking if a nested field exists in a structure

I found a useful function isnestedfield.m in this answer provided by Thorsten, so I will close out this question.

alrededor de 2 años ago | 0

| accepted

Question

Checking if a nested field exists in a structure

I am building a structure whose fields and subfields are nested structures. I would like to cycle through a subfield, determine ...

alrededor de 2 años ago | 2 answers | 0

### 2

answersQuestion

How to fit a common linear trend observed across multiple sensors?

Let's say I have 10 noisy sensors measuring temperature vs time, and I want to fit a linear trend which is common across all 10 ...

alrededor de 2 años ago | 1 answer | 0

### 1

answerQuestion

How to retrieve a table entry using row name?

The function anova returns a 3x5 table and I would like retreive the value from the row named Model and column named pValue. How...

alrededor de 2 años ago | 1 answer | 1

### 1

answerQuestion

Getting a command like gather to run silently

I am using the command gather many times in a loop, and it throws out the following updates each time, Evaluating tall expressi...

alrededor de 2 años ago | 2 answers | 0

### 2

answersQuestion

Do I need anything more than a db file and the Database Toolbox to access a Sybase database?

I have been given two files MyDatabase.db and MyDatabase.log file by a coworker, who said they are a Sybase database. To access ...

alrededor de 2 años ago | 1 answer | 0

### 1

answerDivide a 3D shape into equal-volume subregions?

Based on the comments, my original question was too open ended, so I am answering this to bring it to a close. A simple 3D divis...

alrededor de 2 años ago | 1

| accepted

Question

Divide a 3D shape into equal-volume subregions?

I have a 3D shape that can be approximated with Delauny triangularization or a convex hull. I would like to divide the shape int...

alrededor de 2 años ago | 1 answer | 0