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Questions tagged [handles]

175 questions
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2 answers

Having several file pointers open simultaneaously alright?

I'm reading from certain offsets in several hundred and possibly thousands files. Because I need only certain data from certain offsets at that particular time, I must either keep the file handle open for later use OR I can write the parts I need…
ruffiko
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1 answer

VB.NET Web application Import/inheritance/withevents problems?

I've inherited this VB web application.I'm trying to build the project file and expect that it will eventually compile but right now it has a few pages that come up with wierd things like "Import Classxxx not found" even though I can go to it via…
user3139900
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1 answer

Nested Bluetooth callback in Matlab GUI

I know the Matlab GUI callbacks have been discussed here hundreds of times, but I think I ran into a special problem. I know how to share data between the different GUI callbacks (I use the handles-structure as described in the documentation). I…
Andy
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1 answer

show structure of handles while programming in matlab

Is it possible to see the structure of my struct variables while I'm programming? I'm programming in matlab gui. I store my variables in the struct variable "handles". When I want to know how i structured the variable I have to run my programm and…
rolf
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2 answers

When to use Dispose or when to use Using

I recently came across a situation where the Dispose method had to be hard-coded in a C# program. Otherwise the file used in an email will be "forever" locked and not even Process Manager was able to tell me who/what locked it. I had to use Unlocker…
Fandango68
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1 answer

Remove layout handle from xml

I have a layout defined in some xml file found in a community module. Somehow I want to add a condition (ifconfig) by which the content of the block to be rendered or completely remove that handle and create one by myself so that I can have access…
adela
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Plot to highlight selected data

I'd like to create something similar to this. The differences are: my table only has one column, which is the variable I changed to get my data. I have the table set up and working, and most of what I have works, but I only seem to be able to…
Laurengineer
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2 answers

Can't access handles from a function

I'm trying to create a GUI using GUIDE, which reads a string through serial communication. After that it cuts out the needed numbers and puts it on the screen. I have created this function, which is executed every time when there is a line of data…
bdvd
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2 answers

get all handles of a window

Im looking for a way to get all handles in a specified window, of every button and everything. I tried with EnumDesktopWindows but it doesnt enum every handle, only the window handles.
alexx
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OutOfMemoryException on a particular machine when running tests

We have a test of NUnit tests that are suffering OutOfMemoryExceptions on a particular machine. After investigation it seems that it is not a memory issue, but a Handle issue (we are allocating too many Bitmap objects and not releasing them). The…
lysergic-acid
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3 answers

get selection handles programmatically in android

In my app I have EditText element but I use it like TextView (it is not editable). I want to select all text in this field by click on some button. I do it with the next code Selection.setSelection((Spannable) et.getText(),0,…
lubart
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1 answer

Correct use of SafeHandles in this P/Invoke use case

Working in C# with a native Dll, that uses opaque handles and internal reference counting, I have the following P/Invoke signatures (all decorated with DllImport attribute) [DllImport("somedll.dll"] public extern IntPtr getHandleOfA(IntPtr…
Tom Davies
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2 answers

Alternative to "set value" in a function/script that calls itself

I have a script that calls itself over when the condition of the if-statement is false. The maximum number of iterations as defined by the user can be up to 20 times. The problem is that there is a variable(s) that changes inside the algorithm…
Ali NasserEddine
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2 answers

Connecting two handles in Matlab

I would like to connect my two axes.handles so that when the mouse button is clicked on one, the other one would also do what the first one do. I have an external function that executes out what I want to do when the mouse is clicked. I just need to…
user1953847
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Matlab - Edit text

What I am trying to do is that when I put into "Edit text" (called: funkcia_edit) some function it will draw me graf to that function. Here is picture what I am trying to do, as you can see I have declared variables X and Y where Y is standing for…
Mario LIPCIK
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