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it seems to reject "Five hundred and sixty-five".
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and also on roman numbers
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Hi,
i am using a web browser control in a form application.
after loading of the page , i want to highlight the image/text on which the mouse is clicked...
when the mouse is clicked on a text or image the same should get highlighted..
could i get some help on this ?
This is not a repost...there are no other questions posted regarding the same.....
Thank You all.
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This is a repost, no matter what you say. Just because you deleted your earlier posts, doesn't mean that we don't recognise the question.
Have you considered injecting custom javascript into the page to perform onclick behaviour? It's not that complicated to do as you can just manipulate the DOM from your forms app.
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yes i do agree....
however last time i posted the question, it was only once...however, it was said to delete earlier post...what were the earlier post ??
i do not understand....i did post the question for the first time..so how and where do i delete the earlier posts ???
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You had three posts, all around the same time, with different headings, all asking the same questions. The community voted to remove them which is why they are no longer there.
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any examples to do the same?
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What have you tried so far?
<font size="1" color="#696565">The funniest thing about this particular signature is that by the time you realise it doesn't say anything it's too late to stop reading it.</font>
<font size="1"><a href="http://www.codeproject.com/Tips/103717/Creating-and-using-dynamic-properties-in-a-Silverl.aspx">My latest tip/trick</a>
Visit the Hindi forum <a href="http://www.codeproject.com/Forums/1580229/General-Programming-Hindi.aspx">here.</a></font>
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You are a troll!
Never underestimate the power of human stupidity
RAH
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I have just struck this. Using VS2008
private void button2_Click(object sender, EventArgs e)
{
bool cond1 = this.confirmDeletesToolStripMenuItem.Visible;
bool cond2 = !this.confirmDeletesToolStripMenuItem.Visible;
MessageBox.Show(string.Format("Cond1 = {0} Cond2 = {1}",cond1,cond2));
this.confirmDeletesToolStripMenuItem.Visible = !this.confirmDeletesToolStripMenuItem.Visible;
cond1 = this.confirmDeletesToolStripMenuItem.Visible;
cond2 = !this.confirmDeletesToolStripMenuItem.Visible;
MessageBox.Show(string.Format("Cond1 = {0} Cond2 = {1}", cond1, cond2));
}
Thanks for any clues!
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Hmm? There must be something wrong, but what?
I checked your code on my system (using VS2008, .NET 3.5) it worked as expected.
Can you set the Visible-property?
confirmDeletesToolStripMenuItem.Visible = false;
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johannesnestler wrote: Can you set the Visible-property?
Yes, I can set the Visible property to either True or False directly. And that works.
It is only when trying to toggle it by using the ! operator it always returns True.
(Because getting the value of .Visible always returns False)
So if I set it either in the property grid or in code, to False. The MenuItem is Not visible as expected.
The first toggle using the ! operator then makes it visible, further toggles continue to leave it visible as it just keeps setting it to True. (because this.confirmDeletesToolStripMenuItem.Visible continues to return false!)
Without worry about my previous code, to simplify my example, even if I do something like....
this.confirmDeletesToolStripMenuItem.Visible = true;
mbox("Visible = " + this.confirmDeletesToolStripMenuItem.Visible.ToString());
I still get False!
??
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I had a thought after my last post.
The confirmDeletesToolStripMenuItem is not the topmost menuitem.
If I get the value of any top level menu item it returns the correct value i.e True if set to Visible = True;
Whereas the lower menu levels return False even if set to True.
I would have thought that the Visible property is a reflection of whether it should be displayed rather than whether it can be seen?
Getting closer but stranger?
modified on Saturday, August 28, 2010 3:17 AM
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I don't think this is the problem, but just in case:
If you check the value on step by step debug the value will always be false, since the window is hidden by visual studio.
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Hi Guys,
I had windows service that will listen to a COM port and somehow after run for hours, memory leak start happening.
So I created 2 simple programs.
First one, send a data through COM2 (Console):
private static byte[] serialBuffer = new byte[1];
static SerialPort sPort = new SerialPort();
static void Main(string[] args)
{
sPort.PortName = "COM2";
sPort.Open();
string data= String.Empty;
int startNumber = 100000;
while (startNumber < 1)
{
data = DateTime.Now.ToString("dd MM yy hh mm ss");
data = data + " " + data + " " + data;
byte[] tmp = HexStringToByteArray(data);
sPort.Write(tmp, 0, tmp.Length);
Thread.Sleep(500);
startNumber--;
}
}
private static byte[] HexStringToByteArray(string s)
{
s = s.Replace(" ", "");
byte[] buffer = new byte[s.Length / 2];
for (int i = 0; i < s.Length; i += 2)
buffer[i / 2] = (byte)Convert.ToByte(s.Substring(i, 2), 16);
return buffer;
}
Next one is the receiving part and write back to COM1 port (Windows form):
SerialPort _serialPort = new SerialPort();
public Form1()
{
InitializeComponent();
_serialPort.PortName = "COM1";
_serialPort.Open();
_serialPort.DataReceived += new SerialDataReceivedEventHandler(tccuSerialPort_DataReceived);
}
byte[] serialBuffer = new byte[1];
private void tccuSerialPort_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
int bytesToRead = _serialPort.BytesToRead;
if (bytesToRead > 256)
bytesToRead = 256;
if (bytesToRead > 0)
{
serialBuffer = new byte[bytesToRead];
_serialPort.Read(serialBuffer, 0, bytesToRead);
listBox1.Items.Add("RECEIVED");
_serialPort.Write(new byte[1] { 0x01 }, 0, 1);
}
serialBuffer = null;
}
When I run the programs, the 2nd program's memory start to leak. (receiving program)
I have no idea if anybody encounter this problem before? can provide some advice?
Thanks in advance.
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fukchai2000 wrote: int startNumber = 100000;
while (startNumber < 1)
Don't know if this was a transcription typo but the loop in the first program won't do anything
As for the second program, this:
fukchai2000 wrote: listBox1.Items.Add("RECEIVED");
Looks like it just keeps adding new items that say "Received" into the listbox, without ever clearing it. Depending on how often it's receiving data, the ram taken up by listBox1 could be quite a lot after a while. Unless it's cleared somewhere that isn't shown here.
He said, "Boy I'm just old and lonely,
But thank you for your concern,
Here's wishing you a Happy New Year."
I wished him one back in return.
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Hi,
1.
I have used SerialPort several times and never had any problem with it.
2.
you failed to explain how you come to the conclusion there would be a memory leak.
I have quite a few comments to your code; I'll just give you two of them:
3.
it would be better to make the test messages predictable, e.g. by including an autoincrementing number; that way you can identify the messages upon receipt and verify none are missing.
4.
in DataReceived, you only read a maximum of 256 bytes of data, no matter how much data is actually present. So it is very well possible your reading is lagging more and more as more data is coming in.
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I have almost nothing to add to the previous 2 posts but, I don't think it's a memory leak.
Remember, the GC runs on a low priority thread and it won't kick in unless the system and/or app
starts running low on memory.
Ex: On my home desktop with 8GB of RAM a little image viewer/organizer and other stuff I created for fun
starts at approx 20MB~. I thought I had some sort of memory leak or some sort of circular reference or something because it grows up to 800+ MB of memory used(if used a lot). Then all of a sudden drops right back at approx 30-40 MB.
Bottom line, maybe the GC doesn't kick in because there are plenty of resources available, and so you
might be tempted to think it's a memory leak.
Just a thought.
I bug
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Hi,
I want to pass the ArrayList to a function which is having the VBA.Collection as paramater in some dll.How can it be done.
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