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**Feeds**

Question

How to fix a deploy problem in a custom app which uses GUI Layout toolbox?

Hi dear community, I have created a custom app with GUI Layout Toolbox and to install toolbox and check correctly installed in...

mer än 3 år ago | 0 answers | 0

### 0

answersHow to use multible lines in Edit Field with App Designer

Hi, Try to use "text area" item instead of edit field. When you get the values you can find them in a cell array. Sample: ...

nästan 4 år ago | 2

| accepted

Indices of 2D array

try this: data =[ 2 5 0 15 12 7 4 8 19 14 20 25 18 13 40 ]; reshaped_data = re...

nästan 4 år ago | 1

Custom warning message does not show when called within a function

I agree with Walter, put that code on command window to get all warnings on: warning all on; Be sure that your if statement ...

nästan 4 år ago | 0

| accepted

Question

How to zip mat files if they are less than a certain size in a folder?

Hello Dear Community, I have a folder and I have a lot of mat files in it. Each mat file contains a struct with fields: nam...

mer än 4 år ago | 1 answer | 0

### 1

answerhow to extract specific numbers from string?

Hello Lola, You can convert to datetime object and use the properties like below: mdate = '19800101'; tmp_date = date...

mer än 4 år ago | 0

| accepted

Please how i can set the indexes of a vector or matrix in Matlab (exactly like the function set index in python)

Hello, I wrote some codes for you and I am going to share some links so that you can read in documentation and it will help. ...

mer än 4 år ago | 1

| accepted

solving Linear differential equation

Hi there! There are 2 ways of doing this. It depends on your B vector according to Ax = B equation system. Your solutions below...

mer än 4 år ago | 0

Question

How to change Heatmap's Grid (Edge) appereance and behavior?

Hi Dear Community, Today I'm dealing with a heatmap chart to make it look visually beautiful as much as possible. Here below I...

mer än 4 år ago | 1 answer | 0

### 1

answerHow to extract data from .mat file that contains table

Hi, Here is my answer for your question. Please read my comments near each line. table_loaded = load('C:\Users\...\Download...

mer än 4 år ago | 2

| accepted

Double sum with upper limits

Maybe something like that would help: d = rand(67,120); sum_of_cos_s = 0; result = 0; for s = 1:67 for j = 1:120 ...

mer än 4 år ago | 0

Programmatically testing whether a variable is an optimoptions object

Hi, Maybe something like this helps? metaClass = metaclass(opts1); if contains(metaClass.Name,'optim.options') disp('Thi...

mer än 4 år ago | 0

Use of MatLab Licence

As far as I know if you have "Software Maintenance Service(SMS)" you can.

mer än 4 år ago | 0

MATLAB AS EXCEL ADD ON

Have you checked the below links? Create Excel Add-Ins Create an Excel App from Matlab Code

mer än 4 år ago | 0

how to find out distance between two points.

Here you can use this: NodeNumbersMatrix = [... 2 1 3 2 4 3 5 2 6 2 7 3 8 3 9 ...

mer än 4 år ago | 1

Question

How to get missing functions in Matlab 2018b about table and timetable operations?

Hello dear community! I have just realized that the functions below listed do not exist in my Matlab 2018b version with all to...

mer än 4 år ago | 1 answer | 0

### 1

answerAdd specific date time column to every table inside a cell

Easiest and fastest way to do it using a cellfun and converting them to a timetable. Here is one line to do it all: NewCellAr...

mer än 4 år ago | 1

| accepted

Create a plot with a drop down menu in an App

I think you don't even need to define callback functions for your dropdowns. They are already properties of your app object. B...

nästan 5 år ago | 0

| accepted

Question

How to extract event start and finish indices by finding rising edges and falling edges of an array?

Hi dear community, I have a state array doesn't matter what value inside it but for example I only want to find array == 6 as ...

nästan 5 år ago | 1 answer | 0

### 1

answerHello! How can i make a condition run many times?

Basically, it can be done as follows with a while block: some_condition_to_be_fullfilled = 0; while some_condition_to_be_fu...

nästan 5 år ago | 0

Remove or Undo GridLayout with App Designer.

Hi, Go to Canvas Tab, remove the tick on the "Show Grid" box.

nästan 5 år ago | 0

Delete entire rows based on one condition

Hi, Try this: data = num2cell(randi(5000,240,7)); % sample random data in a cell array my_Table = cell2table(data); % conver...

nästan 5 år ago | 3

How to require a custom class type with addRequired?

Variable out is not defined in the function bar. Also bar is already a built-in function. Use another function name instead.

nästan 5 år ago | 0

unable to perform assignment because the left and right sides have a different number of elements.

Hi, It is because you defined dx = 3 as 1x1 double. Your function y_dot gives 2x1 double as result. So it is not possible to c...

nästan 5 år ago | 0

| accepted

Draw vertical lines on a plot

There is a built-in function for that. For vertical lines use xline and for horizonal lines use yline. Here is sample code: ...

nästan 5 år ago | 0

| accepted

Control Design without using s ”acker , place.

Basically you can check below link and videos how a state-space model created in Simulink. state space

nästan 5 år ago | 0

Mathematical symbols in matlab

Hi, Check this: how-to-insert-latex-equation-into-static-text-plot-in-gui You should be writing in latex format.

nästan 5 år ago | 0

| accepted

How can I classify data based on two columns??

Your error caused from the line for loop. You have 19 elements but m+1 will be 20. for m = 1:length(lines)-1 ... end Th...

nästan 5 år ago | 0

Strange histogram from point cloud

Basically, you can decrease Histogram's 'BinCounts' property or increase 'BinWidth' property. You can define them with 'Name',...

nästan 5 år ago | 0

how to plot wind rose plot?

Hi, Have you tried this function from FEX? wind-rose

nästan 5 år ago | 1