Former product manager for MATLAB, but the company decided to trust me with the source code, so now I'm a developer.

Answered

Why am I getting "Subscripted assignment dimension mismatch."

It looks like you're trying to create a 2D matrix of char(acter)s. For this to work, each char vector needs to be exactly the sa...

Why am I getting "Subscripted assignment dimension mismatch."

It looks like you're trying to create a 2D matrix of char(acter)s. For this to work, each char vector needs to be exactly the sa...

18 days ago | 1

| accepted

Answered

What is the format to write to a file not in the MATLAB directory.

This is a great question. I don't have a flash drive handy to try this, but you might need to mount the flash drive to make it a...

What is the format to write to a file not in the MATLAB directory.

This is a great question. I don't have a flash drive handy to try this, but you might need to mount the flash drive to make it a...

18 days ago | 0

| accepted

Answered

Matlab R2009b compatibiliity with Solaris 11

https://www.mathworks.com/content/dam/mathworks/mathworks-dot-com/support/sysreq/files/SystemRequirements-Release2009b_Solaris.p...

Matlab R2009b compatibiliity with Solaris 11

https://www.mathworks.com/content/dam/mathworks/mathworks-dot-com/support/sysreq/files/SystemRequirements-Release2009b_Solaris.p...

1 month ago | 0

Answered

Why doesn't the callback I've written here seem to work? As far as I can tell all of my syntax is correct and I know that none of the pregenerated code has been altered. Thank's in advance!

The error message: Reference to non-existent field 'app'. is telling you that you are trying to access handles.app, that is, t...

Why doesn't the callback I've written here seem to work? As far as I can tell all of my syntax is correct and I know that none of the pregenerated code has been altered. Thank's in advance!

The error message: Reference to non-existent field 'app'. is telling you that you are trying to access handles.app, that is, t...

1 month ago | 1

| accepted

Answered

Plotting matrices that don't have the same size

When calling plot, the length of the x,y pairs must be equal. Here is an example of a plot of x^2 with noise added, then then a ...

Plotting matrices that don't have the same size

When calling plot, the length of the x,y pairs must be equal. Here is an example of a plot of x^2 with noise added, then then a ...

2 months ago | 0

Answered

Sir my program howing a error. how to rectify the error.

The variable 'H' is used but does not exist. I see that you are trying to assign to 'H' in a loop above this failure, and I'll g...

Sir my program howing a error. how to rectify the error.

The variable 'H' is used but does not exist. I see that you are trying to assign to 'H' in a loop above this failure, and I'll g...

2 months ago | 0

Answered

Error using chdir ; cannot CD to (Name is nonexistent or not a directory) / permissions error

Writing to the root of your file system is a bad idea. Looking at this code, TAUPVC_RUNME_Create_ROIs_For_Rousset takes a numbe...

Error using chdir ; cannot CD to (Name is nonexistent or not a directory) / permissions error

Writing to the root of your file system is a bad idea. Looking at this code, TAUPVC_RUNME_Create_ROIs_For_Rousset takes a numbe...

2 months ago | 0

Answered

Particle tracking software error / "No appropriate method, property, or field 'addAll' for class 'msdanalyzer'."

The error message telling you that there is nothing called addAll in the class msdanalyzer. I don't know anything about this cla...

Particle tracking software error / "No appropriate method, property, or field 'addAll' for class 'msdanalyzer'."

The error message telling you that there is nothing called addAll in the class msdanalyzer. I don't know anything about this cla...

2 months ago | 1

| accepted

Answered

Suggestion/question: User-friendly tab auto-completions

Give the Live Editor a try in a new-ish release of MATLAB; I expect its auto-completion will behave more like you are hoping for...

Suggestion/question: User-friendly tab auto-completions

Give the Live Editor a try in a new-ish release of MATLAB; I expect its auto-completion will behave more like you are hoping for...

2 months ago | 0

Answered

Index exceeds array bounds error when trying to reach .tif images from file

Those backslashes are likely not really part of the folder name, but inserted by the Terminal program to escape spaces in the fo...

Index exceeds array bounds error when trying to reach .tif images from file

Those backslashes are likely not really part of the folder name, but inserted by the Terminal program to escape spaces in the fo...

2 months ago | 1

| accepted

Answered

R2018a functionSignatures.json (user function tab complete) not working as documented outside of live-script

See the "comments" section for more discussion. In this particular case, the use of the argument name "options" is making the d...

R2018a functionSignatures.json (user function tab complete) not working as documented outside of live-script

See the "comments" section for more discussion. In this particular case, the use of the argument name "options" is making the d...

5 months ago | 0

| accepted

Answered

How to configure tab completion for my function in MATLAB 2016 ?

Note that, as of R2018a, this capability is documented and supported. See <https://www.mathworks.com/help/matlab/matlab_prog/cus...

How to configure tab completion for my function in MATLAB 2016 ?

Note that, as of R2018a, this capability is documented and supported. See <https://www.mathworks.com/help/matlab/matlab_prog/cus...

5 months ago | 1

Solved

Matrix indexing with two vectors of indices

Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).

2 years ago

Solved

Getting logical indexes

This is a basic MATLAB operation. It is for instructional purposes. --- Logical indexing works like this. thresh = 4...

2 years ago

Solved

Return elements unique to either input

Given two numeric inputs a and b, return a row vector that contains the numbers found in only a or only b, but not both. For ex...

2 years ago

Solved

Set the array elements whose value is 13 to 0

Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...

2 years ago

Solved

Replicate elements in vectors

Replicate each element of a row vector (with NaN) a constant number of times. Examples : n=2, A=[1 2 3] -> [1 1 2 2 3 3] n=0...

2 years ago

Solved

Find the largest value in the 3D matrix

Given a 3D matrix A, find the largest value. Example >> A = 1:9; >> A = reshape(A,[3 1 3]); >> islargest(A) a...

2 years ago

Solved

Check if number exists in vector

Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

2 years ago

Answered

Why can't I mex cpp with matlab?

MEX is working as expected. How old is this code? Xcode's compiler is alerting you to several risky programming patterns bei...

Why can't I mex cpp with matlab?

MEX is working as expected. How old is this code? Xcode's compiler is alerting you to several risky programming patterns bei...

2 years ago | 1

Answered

Does anyone know how to run selection on mac?

Shift+F7. If you are on a lap, depending on your system preferences, you might need to add Fn to that chord (I do). As Jan sug...

Does anyone know how to run selection on mac?

Shift+F7. If you are on a lap, depending on your system preferences, you might need to add Fn to that chord (I do). As Jan sug...

3 years ago | 2

Answered

Why did I get this error?

The function |deg2rag| was introduced in R2015b, according to the <http://www.mathworks.com/help/matlab/ref/deg2rad.html documen...

Why did I get this error?

The function |deg2rag| was introduced in R2015b, according to the <http://www.mathworks.com/help/matlab/ref/deg2rad.html documen...

3 years ago | 0

Answered

OS X 10.5.8 install

R2010b was the last release to support OS X 10.8: <http://www.mathworks.com/support/sysreq/release2010b/macintosh.html>

OS X 10.5.8 install

R2010b was the last release to support OS X 10.8: <http://www.mathworks.com/support/sysreq/release2010b/macintosh.html>

3 years ago | 0

Answered

multiple line edit is not allowed on MATLAB file editor window?

The MATLAB Editor does not have this, I think. Do you have an example MATLAB source file you can share with us where this kind ...

multiple line edit is not allowed on MATLAB file editor window?

The MATLAB Editor does not have this, I think. Do you have an example MATLAB source file you can share with us where this kind ...

3 years ago | 0

Answered

Question on using a while loop?

To add the bet from the total, use: Bank = Bank + Bet; Subtraction will be similar, using "-" of course. To get your p...

Question on using a while loop?

To add the bet from the total, use: Bank = Bank + Bet; Subtraction will be similar, using "-" of course. To get your p...

3 years ago | 0

Answered

Does matlab become slow and unusable when working in a folder with many files?

When you cd into a folder with 50,000 file, bear in mind that *all of these files are visible from MATLAB path*, and therefore m...

Does matlab become slow and unusable when working in a folder with many files?

When you cd into a folder with 50,000 file, bear in mind that *all of these files are visible from MATLAB path*, and therefore m...

3 years ago | 1

Answered

Can anyone help me with telling me how my variable is undefined?

You are writing a function that accepts 'temperature' as an input parameter. So, 'temperature' will exist inside your functions...

Can anyone help me with telling me how my variable is undefined?

You are writing a function that accepts 'temperature' as an input parameter. So, 'temperature' will exist inside your functions...

3 years ago | 0

Answered

Applying multiple conditions to an 'if' statement

You might be looking for <http://www.mathworks.com/help/matlab/ref/logicaloperatorsshortcircuit.html logical operators>.

Applying multiple conditions to an 'if' statement

You might be looking for <http://www.mathworks.com/help/matlab/ref/logicaloperatorsshortcircuit.html logical operators>.

3 years ago | 0

Answered

Mex can't find compiler after Xcode 7 update (R2015b)

*EDIT* MathWorks has produced a patch for this issue. If at all possible, use the procedure outlined at http://www.mathworks.co...

Mex can't find compiler after Xcode 7 update (R2015b)

*EDIT* MathWorks has produced a patch for this issue. If at all possible, use the procedure outlined at http://www.mathworks.co...

3 years ago | 16

| accepted

Answered

Print out values in a while loop each time into an array.

A semicolon at the end of the line suppresses output [ <http://www.mathworks.com/help/matlab/matlab_prog/symbol-reference.html#b...

Print out values in a while loop each time into an array.

A semicolon at the end of the line suppresses output [ <http://www.mathworks.com/help/matlab/matlab_prog/symbol-reference.html#b...

3 years ago | 0