# Jim Hokanson

### Duke University

Last seen: 3 dagen ago Active since 2009

Followers: 0   Following: 0

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How can I import live data from labchart into Matlab?
The Labchart server code I wrote can do this but it relies on Windows drivers. The streaming bit is also a bit messy because to ...

3 maanden ago | 0

How to fix table display/alignment in command window
It appears that the table display algorithm assumes monospaced fonts. Changing the "Dekstop Text Font" (Home tab => Preferences ...

3 maanden ago | 1

| accepted

Question

How to fix table display/alignment in command window
MATLAB seems to format printing of tables poorly on macs. Here's a simple example using 2023b on my M1 mac: dt = datetime('now...

3 maanden ago | 1 answer | 0

### 1

Solved

Get the length of a given vector
Given a vector x, the output y should equal the length of x.

10 maanden ago

Solved

Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

10 maanden ago

Solved

Determine if Input is Oddish or Evenish (Odd/Even Sum of Digits)
Given a positive integer n, determine whether n is "oddish" or "evenish" - that is, whether the sum of the digits of n is odd or...

10 maanden ago

Solved

Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

10 maanden ago

How can I import python libraries inside a python script that am calling from Matlab?
Was just working on some Python/MATLAB things and saw this question. The issue is that you are making a system call that is comp...

meer dan een jaar ago | 1

Question

error in prctile function?
I'm creating my own percentile function and wanted to compare it to the prctile function available in MATLAB. I am pretty sure ...

meer dan een jaar ago | 1 answer | 0

### 1

enable context menu for specific cell or item in uitable or uilistbox in matlab
Here's a solution with left click. Couldn't get right to work. More info at linked StackOverflow page above. Code copied here: ...

ongeveer 2 jaar ago | 0

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Question

enable context menu for specific cell or item in uitable or uilistbox in matlab
This is a cross posting from: https://stackoverflow.com/questions/70468931/enable-context-menu-for-specific-cell-or-item-in-uit...

meer dan 2 jaar ago | 2 answers | 0

### 2

Submitted

JimHokanson/plotBig_Matlab
Plots large amounts of line data fast. Supports x as datetime and duration arrays. Also supports timetables. Supports NaNs in da...

Submitted

Read TDMS files v1 & v2 without DLL

keep focus in command window
You could also create a function that does what you want. In response to Walter's answer, I don't want to always work at avoidin...

ongeveer 4 jaar ago | 0

How to remove single quotes around the string
Since I stumbled across this when looking at ways of copying variables, specifically cell arrays of strings, from Matlab into Ex...

ongeveer 4 jaar ago | 1

Hide/Disable 'File' menu in Matlab figure window
Here's what I needed: h = findall(gcf, 'Tag', 'figMenuFile') set(h,'visible','off') All the other menus appear to be tagged i...

ongeveer 4 jaar ago | 0

Submitted

Error in fmincon: undefined getIpOptions
I had this problem and just reinstalled the optimizaton toolbox ...

meer dan 4 jaar ago | 3

Question

waiting for current folder viewer to expand
I'm writing some code to expand the current folder viewer and I've found that expanding the folders, equivalent to clicking on t...

bijna 5 jaar ago | 0 answers | 0

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function signature for package function
So apparently there were two issues. First, these json files must be placed in the same folder that gets added to the path. So...

meer dan 5 jaar ago | 1

| accepted

Question

function signature for package function
Well I just hit "cancel" instead of "submit" so here's a short version :/ I can't get functionSignatures.json to work for the f...

meer dan 5 jaar ago | 1 answer | 0

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Solved

Array GCD
* Find Greatest Common Divisor in a given array * Function Template: function ans = arraygcd(a) % a=[45 15 200 ...

meer dan 5 jaar ago

Question

I am trying to read an Excel file that has an empty cell for a categorical ordered column. For example something like {0 5 [] 3 ...

meer dan 5 jaar ago | 1 answer | 0

### 1

Refresh legend from the command line
I've found hiding and showing the legend works. ax = gca; %might be different ... legend(ax,'hide'); legend(ax,'show');

meer dan 5 jaar ago | 0

Question

error removing subplot listeners manager
After plotting some subplots I start to move around the axes (change position values). Normally this works fine but I'm running ...

meer dan 5 jaar ago | 0 answers | 0

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Question

getpixelposition vs OuterPosition of figure
I'm getting different values from getpixelposition and the OuterPosition of the figure ... get(gcf,'OuterPosition') ans = ...

meer dan 5 jaar ago | 2 answers | 0

### 2

Question

thread safety of mx mex functions
Although I'm aware that mx mex functions are generally considered not to be thread safe, it is unclear to me if this applies to ...

bijna 6 jaar ago | 1 answer | 0

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Deploying a standalone application to computer with no install privileges
I ended up switching to Octave for this project. Octave can be run without installation. The zip download is about 400 MB which ...

bijna 6 jaar ago | 1

Question

Deploying a standalone application to computer with no install privileges
I wrote a simple GUI which I was planning on placing in a standalone application to be run on a computer without Matlab. I inclu...

bijna 6 jaar ago | 2 answers | 0

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Best way to locate shared (.dylib) libraries used by MATLAB mex files on MacOS X
I've had some luck with the following command in the same directory as my mex file. install_name_tool -change /Users/jim/Do...

meer dan 6 jaar ago | 2