# Jim Hokanson

### Duke University

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**93** Questions

**71** Answers

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CONTRIBUTIONS**5** Files

DOWNLOADS **285**

ALL TIME DOWNLOADS**58335**

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**Feeds**

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 ...

2 månader 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 ...

2 månader 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...

2 månader ago | 1 answer | 0

### 1

answerSolved

Get the length of a given vector

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

9 månader 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...

9 månader 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.

9 månader 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...

mer än ett år 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 ...

mer än ett år ago | 1 answer | 0

### 1

answerenable 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: ...

ungefär 2 år ago | 0

| accepted

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...

ungefär 2 år ago | 2 answers | 0

### 2

answersSubmitted

JimHokanson/plotBig_Matlab

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

mer än 2 år ago | 6 downloads |

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...

nästan 4 år 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...

ungefär 4 år 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...

ungefär 4 år ago | 0

Submitted

ADInstruments (LabChart) SDK

Read LabChart .adicht files with Matlab

mer än 4 år ago | 33 downloads |

Error in fmincon: undefined getIpOptions

I had this problem and just reinstalled the optimizaton toolbox ...

mer än 4 år 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...

mer än 4 år ago | 0 answers | 0

### 0

answersfunction 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...

ungefär 5 år 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...

ungefär 5 år ago | 1 answer | 0

### 1

answerSolved

Array GCD

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

mer än 5 år ago

Question

trouble reading ordinal categorical variable with missing value using readtable

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 ...

mer än 5 år ago | 1 answer | 0

### 1

answerRefresh 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');

mer än 5 år 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 ...

mer än 5 år ago | 0 answers | 0

### 0

answersQuestion

getpixelposition vs OuterPosition of figure

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

mer än 5 år ago | 2 answers | 0

### 2

answersQuestion

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 ...

mer än 5 år ago | 1 answer | 0

### 1

answerDeploying 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 ...

nästan 6 år 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...

nästan 6 år ago | 2 answers | 0

### 2

answersBest 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...

ungefär 6 år ago | 2