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Lisa Wu


Southeast University

Active since 2012

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Question


Xlswrite catching an error (Error: Call was rejected by the callee)
Hello, I am using xlswrite to import data(250,1) into an existed *.xlsm file; Several days ago, xlswrite worked normally, bu...

meer dan 11 jaar ago | 1 answer | 0

1

answer

Answered
How to display a jpg or bmp figure on GUI pane with high quality?
Try imshow(I),displaying the grayscale image I

meer dan 11 jaar ago | 0

Answered
Running program from the middle of the script
Comment the loop,and redefine the varibles from the loop as constant,such as % { while true % code a = .....

meer dan 11 jaar ago | 0

| accepted

Answered
"if condition not worked"
if expression % your expression synax do not comply with matlab statements else statements end The expr...

meer dan 11 jaar ago | 0

Answered
how to save the figure?
num_of_fig = 1; fichier=fullfile('directory','filename') ; if true figure(k); name = strcat('figure',num2str(n...

meer dan 11 jaar ago | 0

| accepted

Question


Can "Enter " button in keyboard be replaced with some built-in function ?
Hi ,everyone I use matlab to control one Prober, and fprintf some commands to prober ,it needs customer response ,such as pu...

meer dan 11 jaar ago | 1 answer | 0

1

answer

Answered
how to create a mat file of a given image with the same file name?
t = imread('a.jpg '); save('a.mat','t'); % save the varible t to a.mat Usage of function SAVE is : save (FILENAME ,VARI...

meer dan 11 jaar ago | 1

Answered
need help fixing errors..
What's the P(j)? Before using the varible P ,you need to initialize it, such as P = linspace(0,1,101); And feel confused abou...

meer dan 11 jaar ago | 0

Question


Error using xlswrite；Error using javaMethod EDT
Hi,all My os is windows XP; When using xlswrite in a matlab executable file,I get an error message: Erro...

meer dan 11 jaar ago | 0 answers | 0

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answers

Question


How can pushbutton2 control the ' while (pushbutton has been pressed down) in pushbutton_callback() ?
In a GUI produced by GUIDE ,there are two pushbutton, pushbutton1 and pushbutton2; The M script a follows: function push...

bijna 12 jaar ago | 1 answer | 0

1

answer

Question


How to turn the string {'sin(30);'} into a command ,such as a = sin(30)=-0.9880 ?
There is a cell y = {'sin(30);'}, how can i get the 'sin(30)' as a command ,such as a = function(y) = sin(30) = -0.988...

bijna 12 jaar ago | 1 answer | 0

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answer

Question


h(i) = strcat('handles.uipanel',num2str(i)), when I use set(h(i),'Visible','ON') ,it doesn't work
Well ,I have a for ...end for b=1:9 h = strcat('handles.uipanel',num2str(b)); set(h,'Visible','ON'); end ...

bijna 12 jaar ago | 1 answer | 0

1

answer

Question


When deploytool , 'Unable to determine function name or input/output argument count for function in M-file 'filename'...
Whe I use the deploytool ,then build ,the error appears: Unable to determine function name or input/output argument co...

bijna 12 jaar ago | 0 answers | 0

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answers

Question


How to send varibles from M file to GUI edit text and can be shown multi-line ?
I have a GUI named g1,g1 consists of a edit text and a pushbutton; In the pushbutton_callback(),it invokes function M1(a1,a2...

bijna 12 jaar ago | 1 answer | 0

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Question


When use 'xlsread' , error 'Eror using Interface.Microsoft_excel_12.0_Object_Library._WorkSheet/set' ,please help!
The error as follows: Error using Interface.Microsoft_excel_12.0_Object_Library._WorkSheet/set Invoke Error, Dispatch Except...

bijna 12 jaar ago | 2 answers | 0

2

answers

Question


How to get the path of a folder?
I want to get the path of a folder,not a file; Well, a dialog box pops up ,ask me to choose a folder, and I hope it can returns...

bijna 12 jaar ago | 1 answer | 0

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answer

Question


How to use 'Edit Text' efficiently in a GUI?
I notices that there are two ways to ues it; The tag of edit1 is edit1. Method 1: function edit1_callback() ...

ongeveer 12 jaar ago | 1 answer | 2

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answer

Question


How to share variables across GUIs?
As it said in title,there is a variant Num1 in GUI1, I hope that in GUI2 Num1 can changged, how ? Thank you!

ongeveer 12 jaar ago | 2 answers | 0

2

answers

Question


when I use deploytool, error ' The input character is not valid in MATLAB statements or expressions' in Line: 1 Column:2
The error is as followes: Error: File: D:\test2\menu5\menu51119\MainGui.m Line:1 Column: 2 The input character is not va...

ongeveer 12 jaar ago | 0 answers | 0

0

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Question


How to set the default value for Edit Text in GUI ? If not input a number , I hope the contents auto changed to be '5'
In the function edit1_callback(),it is writed as : edit1 = str2double(get(hObject,'string')); if isempty(edit1) ...

ongeveer 12 jaar ago | 1 answer | 1

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answer