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raym


Last seen: 26 days ago
69 total contributions since 2017

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Question


fread does not return the required length of data for large file.
Hi I aim to read a region of data from a large file in binary mode, but the returned vector is of wrong length. % a file of 3...

2 months ago | 1 answer | 0

1

answer

Question


How to save clustergram as fig file using code?
I generate a clustogram using R2016a, cgo = clustergram(rand(94,250),... 'RowLabels',repmat({'rowLabel'},1,94),......

2 months ago | 1 answer | 0

1

answer

Answered
How to replace google-collect.jar with the newer version guava.jar
I have the same error with you . Have you solved?

3 months ago | 0

Question


deployed app exit when GUI appeared
Hi, I have a function that shows a GUI with buttons and callbacks. When running in matlab, it create the gui figure and relea...

5 months ago | 1 answer | 0

1

answer

Question


im2bw get different binary results on same data between double and uint8 in R2016a
Hi, I am using im2bw to convert a RGB image to binary, but get very different results when image was in uint8 or double format. ...

5 months ago | 0 answers | 0

0

answers

Question


Cannot find builtin function 'waitbar'
Hi, I am calling builtin fucntion to run waitbar in R2017b but got an error: Cannot find builtin function 'waitbar'. Is w...

5 months ago | 1 answer | 0

1

answer

Question


How to show file name instead of full file path in matlab's code editor bar
Hi, Usually the m code editor bar shows the full path to m file. Occasionally I found that when I open the code editor and var...

7 months ago | 0 answers | 1

0

answers

Answered
Pass matlab javaArray('java.lang.Integer',Length) as "java method input: int[]" to be filled in the method failed
I find an answer here. https://www.mathworks.com/matlabcentral/answers/94559-why-do-i-receive-an-error-when-i-call-the-read-met...

9 months ago | 0

| accepted

Question


Pass matlab javaArray('java.lang.Integer',Length) as "java method input: int[]" to be filled in the method failed
In java/C#/C++ method, there is a way to input a empty array as one argument in, and the method can fill this array, which could...

9 months ago | 1 answer | 0

1

answer

Question


how to input to "imread" using uint8 vector that is equivalent to binary data of image file from fread
Hi, I am trying to read many 512x512 jpg files that extracted from a .db database as uint8 vector for each file. The vector is...

9 months ago | 2 answers | 0

2

answers

Question


SQLite JDBC error: [SQLITE_ERROR] SQL error or missing database (no such table:)
I'm trying to read data from a .db file. This file has a colume of blob data type that cannot be read by function sqlite. So I ...

9 months ago | 0 answers | 0

0

answers

Answered
Unexpected type: SQL_BLOB; (zero-based)
sqlite interface only support several basic data type. To access blob, you may use database function to create a connect object...

9 months ago | 0

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

11 months ago

Question


How to pop the content of a matrix in a way like pop the content of a cell
We know that the arguments of a function can be placed in a cell and call it like this: aCell = {arg1,arg2,arg3}; myFunction(a...

11 months ago | 3 answers | 0

3

answers

Submitted


me: call self in recursive way but independent of mfilename
With argument,this funciton call the mfilename that it was located in, in an recursive way and can retrieve output.

12 months ago | 1 download |

Answered
How to ignore not serializable variables when saving workspace
https://www.mathworks.com/matlabcentral/fileexchange/74345-save-caller-s-workspace-to-mat-file-skip-all-java-object

1 year ago | 0

Submitted


MFquestdlg: add two more cool fratures to MFquestdlg
Add two cool features to ‘MFquestdlg from Saeid https://www.mathworks.com/matlabcentral/fileexchange/31044-specifying-questdlg-p...

1 year ago | 1 download |

Question


when combing OnCleanup with evalin, weird order of execution
This function is to print in cmd window that the function was executed and exited. The expected outcome is : 1 $$$$$$-En...

1 year ago | 0 answers | 0

0

answers

Submitted


prologue
insert this line to beginning of function then every execution wil be logged in cmd window

1 year ago | 1 download |

Question


unexpected comma in regexp output
Hi, everyone, I want to extract the word "Df(3R)ED50003". from a string below: The word is composed of A-Z a-z 0-9 ...

1 year ago | 1 answer | 0

1

answer

Question


How to find minimum number of largest square of 1 in an 2D bool matrix
I have a 2D bool image (dimension 81x65) with several irregular regions black(mainly in the middle) and other pixes white(mainly...

1 year ago | 1 answer | 0

1

answer

Question


help on regexp to extract words between ""
aMajorLine = 'var _0x3f86=["\x72\x65\x64","\x67\x72\x65\x65\x6E","\x62\x6C\x75\x65"]'; [a,b] = regexp(aMajorLine,'var _0x3f86=\...

1 year ago | 2 answers | 0

2

answers

Submitted


RMD_TLL_primer_order
Fully Automated primer order on Temasek Lifescience Laboratory(TLL)

1 year ago | 0 downloads |

Question


how to fread not a file, but a vector that equals fread a file in binary form?
I have a vector aVec = [45,234,123,.........] % that is equivalent to: % fread(anyfile, 'r') I want to read tha...

1 year ago | 1 answer | 0

1

answer

Question


How to open .m fiile in editor and move to specific line number?
I'm wondering if there is a command to open a .m file and also locate to specific line? The effect should be same with Matlab...

1 year ago | 1 answer | 0

1

answer

Submitted


strrep variants for case-insensitive
strrep variants for case-insensitive

2 years ago | 2 downloads |

Answered
hyper text display problem: " and ' inside href = " "
Also,the following hypet text does not show correctly unless modified: before modify disp('<a href="matlab: ...

2 years ago | 0

Question


hyper text display problem: " and ' inside href = " "
disp(['<a href="matlab: system(''"C:\p q.exe" "D:\ w rd.txt", -n45'')','">click me to run a file</a>']); The hyperlink termina...

2 years ago | 2 answers | 0

2

answers

Submitted


isadmin
Tell whether matlab is running in administrator mode or not.

2 years ago | 1 download |

Answered
M-script to determine if user has administrator rights
function out = isadmin out = System.Security.Principal.WindowsPrincipal(... System.Security.Principal.WindowsIdentity....

2 years ago | 0

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