# Luca Re

Followers: 0 Following: 0

**Statistics**

RANK**223,805**

of 295,024

REPUTATION**0**

CONTRIBUTIONS

**121** Questions

**7** Answers

ANSWER ACCEPTANCE **
66.94%
**

VOTES RECEIVED**1**

RANK

of 20,166

REPUTATION**N/A**

AVERAGE RATING**0.00**

CONTRIBUTIONS**0** Files

DOWNLOADS **0**

ALL TIME DOWNLOADS**0**

RANK

of 153,061

CONTRIBUTIONS

**0** Problems

**0** Solutions

SCORE**0**

NUMBER OF BADGES**0**

CONTRIBUTIONS**0 Posts**

CONTRIBUTIONS**0** Public Channels

AVERAGE RATING

CONTRIBUTIONS**0** Highlights

AVERAGE NO. OF LIKES

**Feeds**

Question

a function slows down my profiler: I would like to speed it up

%{ hi, i've create a large code.. it's fast but there is a function that slows everything down for me (my application does sev...

14 days ago | 1 answer | 0

### 1

answerQuestion

come to convert words into cell array

g='Eb=3;bb=5;' i want to create arraycell as similar S={'Eb',3;'bb',5} (';' is used to insert a new symbol

14 days ago | 2 answers | 0

### 2

answersQuestion

call callback function in my code

function SaveDataButtonPushed(app, event) list=app.portFolio_struct.List(:,1); [eq,sis,RifSis]=MP...

16 days ago | 1 answer | 0

### 1

answerQuestion

select node in TreeNode

hi, a is a parents and b is a children (see pics) i want to select children using code How can i do it?

21 days ago | 1 answer | 0

### 1

answermovegui in app designer

hi, now i use matlab >> version ans = '24.1.0.2603908 (R2024a) Update 3' if i close and reopen app designer i see it...

22 days ago | 0

Question

find unique array cell with 2 field

load('matlab_f.mat') f i want to find row equal f(1.:) and f(2,:) are equal f(3.:) and f(4,:) are not equal

22 days ago | 3 answers | 0

### 3

answersQuestion

to use ismember with arraycell

gg = 4×1 cell array {'A' } {'A'} {'B' } {'A' } [a,b]=ismember({'A'},gg) a = ...

22 days ago | 3 answers | 1

### 3

answersQuestion

saving struct empty give me error

hi, it's possibile to save empty struct? How can i do it? A=app.portFolio_struct; On=logical(str2double(A.List(:,2))); A....

26 days ago | 2 answers | 0

### 2

answersQuestion

how to use categorical in uitable

hi, I want to choose as value in a table field 'Fil' or 'Stat' cat=categorical({'Fil';'Stat'}); name={'A','B'}; nrows=nume...

29 days ago | 1 answer | 0

### 1

answerQuestion

how to draw a peak line

Hi, i've data and i want to draw a line that corresponds to the peaks (where there is a zero the previous value >0 must be...

1 month ago | 2 answers | 0

### 2

answersassign the fields of a structure correctly

"d1" is a table filled with fields that may not be sorted. The reason is that individual fields can be added or removed by cha...

2 months ago | 0

Question

assign the fields of a structure correctly

h, i want to add d1 to table app.Preset_UITable.Data(end+1,:)=d1; %===> it's not correct because the fields have a different ...

2 months ago | 5 answers | 0

### 5

answersQuestion

how to velocize execution code

load('matlab_v1.mat') load('matlab_v2.mat') [r,c]=size(v1); res=zeros(size(v1)); t=0; for i=1:c for ii...

2 months ago | 2 answers | 0

### 2

answersQuestion

callback in TreeNode Propertis

hi, i want to execute calback by click Node2 to execute other function It's possibile to do it?

3 months ago | 1 answer | 0

### 1

answerQuestion

get the whole sentence truncated

this is a checkBox in my app i write in label "size MainStrum adaptive" but i see only "size Main S. a..." because there ...

3 months ago | 1 answer | 0

### 1

answerQuestion

I can't delete the file obtained with matlab

..... writecell(bu,hhh,'Delimiter',' '); when I kill writecell process (usin...

4 months ago | 1 answer | 0

### 1

answerQuestion

order using first column in array cell

newList=sortrows(newList,1); Error using matlab.internal.math.cellstrpad Cell elements must be character arrays. Error in s...

4 months ago | 3 answers | 0

### 3

answersQuestion

add cell to arraycell

i want to add sistema to oldList but i reveive error newList=[{sistema} oldList]; Error using horzcat Dimensions of arrays...

4 months ago | 2 answers | 0

### 2

answersQuestion

"error 354 "

I have my license at home I'm leaving for holidays, bringing my work from home on a new laptop I go to deactivate the license on...

4 months ago | 0 answers | 0

### 0

answersQuestion

how convert arraycell to use with writecell

{'31/07/2024'} {[ 0]} {[ 0]} {[ 0]} {[ 0]} {[2486]} {'01/08/2024'} {[ ...

4 months ago | 1 answer | 0

### 1

answerQuestion

The input was too complicated or too big for MATLAB to parse.

hi, i've a long code and i receive this error.. To fix it i want to reduce code using vectorialization for i=1:c if S...

4 months ago | 1 answer | 0

### 1

answerQuestion

Insufficient number of outputs from right hand side of equal sign to satisfy assignment.

[app.Sis.Slippage] ans = Columns 1 through 17 0 9 9 9 6 9 6 6 6 0 0 0 ...

4 months ago | 1 answer | 0

### 1

answerQuestion

why does matlab invent decimal numbers?

long = 2.305800000000000e+03; short= 8.694000000000000e+02; prof=3.175200000000000e+03 dail=long+short dail-prof %{ ...

4 months ago | 1 answer | 0

### 1

answerQuestion

How avoid exponential notation in compose

hi, i want to avodi exponential notation compose("%d",daily) ... "-250" "1.562500e+02" "-3.750000...

5 months ago | 2 answers | 0

### 2

answersQuestion

left and right sides have a different number of elements.

Hi, i've this problem i is a logical 5995x1... price and bubu have equal size load('matlab_3Variable.mat'); price(i)=bubu;...

5 months ago | 1 answer | 0

### 1

answerQuestion

wrong type variable in uitable

function startupFcn(app, set) app.InstrumTab=LoadInstrum_Struct(set); app.Setting=set; ...

5 months ago | 1 answer | 0

### 1

answerQuestion

how aggregate duraration and sum it in timetable

Hi, it's a timetable and i want to sum all duration equal: example: 04/01/2010 2202 1.23 05/01/2010 2202 1.26 ...

5 months ago | 1 answer | 0

### 1

answerQuestion

search interval in datetime

hi, I have a datetime array of several many days. I need to serch interval example: TimeA=22:00 TimeB=03:00 search datet...

6 months ago | 1 answer | 0

### 1

answerQuestion

how to use "range" in uislider

fig = uifigure; s = uislider(fig,"range",1:50); Error using uislider Unrecognized property range for class Slider. Error...

6 months ago | 1 answer | 0

### 1

answerQuestion

how get information moving mouse on line plotted

See pics: if i move cursor on line 1 i want see this information about line 1 ( === 1 - NOZIONALE ===>.***....) i use it to ge...

6 months ago | 1 answer | 0