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try & catch -

In Java I can use try/catch statements in my code.

From what I have seen so far (fairly new to VB! - so I could be way off the mark here.) VB.NET supports try/catch yet VB 6.0 does not. Can anyone assist me on this, ie what is the VB syntax/alternative for try catch?

ta very much,

 

try & catch -
In Java I can use try/catch statements in my code. From what I have seen so far (fairly new to VB! - so I could be way off the mark here.) VB.NET supports try/catch yet VB 6.0 does not. Can anyone assist me on this, ie what is the VB syntax/alternative for try catch? ta very mu

Try-Catch -
Can you nest Try-Catch statements such that whole sections of code fall under one master try-catch but within it you can make certain sections able to catch there own exceptions and handle them without going to the master catch?

Try/Catch Vs On Error GoTo -
I have noticed that you can use Try/Catch in .NET. I wondering when you should use a Try/Catch and when you should use On Error GoTo. I am pretty sure that an Error and a Catch of an Exception are not the same deal so if anyone could besto their thoughts that would be great. I

try catch block for VB -
It seems try catch are not predefined keywords in VB. Is there anyway to write try catch like statement?

[2.0] Catching all Thrown Exceptions -
Is there any kind of event or a way that would allow me to catch all exceptions that were not handled? Basically, my application will have the usual Try Catch blocks around code that can crash but what about code that shouldn't normally crash that doesn't have the blocks? I'd rather

Try and Catch -
I have several try and catch for almost all the blocks (blocks of code) for a function. But I think I need to implement more try and catch because I am getting an NullReferenceException which is a SQL exception. I know I may be asking too much but I would truly appreciated if someo

try/catch Problem -
I have to give kudos to my Java book but this is something that wasn't explained really well and now I'm on an exercise that requires me to use the try/catch statements and I'm totally lost. Can someone explain what the try/catch statement is and how to use it in as much detail as p

Try/Catch Question -
Hi again, I have another question but this time is on try/catch. I have written out the code to catch only numbers only and will messagebox show to tell you to enter numbers only and not letters when entered into a text box. Now, For My question, how do I make the program not catch

Catching AIM -
How can I catch the text entered and said in an AIM conversation? If possible, also catch MS Messenger and Yahoo! and other major ones. If it's possible to catch all these messengers and text, how can I tell if they are open?

After Try...Catch...End Try, then what -
I am a student of VB .NET and my two net technical books are vague on the use of Try and Catch. The books do not explain what should be coded in catch statements that cause the program to stop after that statement. If I put Exit Sub after each Catch statement, the code does not conti

Api to catch kestrokes -
I need to catch keyboard input so i can then send information codes to programs so a Sanskrit font will be typed. We will programatically catch up to three keys for 1 sanskrit char, one key flagging tht there is a 3 key code coming. How to do through the Api as the catch must be in the

How do i catch an application exit. -
I was wondering, how can i catch the event when someone clicks on the little X in the right corner of an application? I need to do some processing and checking right before the application closes i just dont see what to catch to be able to do that.

try...catch...throw -
I have a database that seems to be accessing it fine... But I am supposed to implement the try catch in case something goes wrong... I tried changing one of the field names, but my program just hands and crashes.... [vbcode]Catch ex As Exception Throw ex

[2008] adding try catch for all event handlers using macros -
i want to automatically add all the events of the activeform under try catch block. i am using a simple code which puts the selected code of ActiveDocument under try catch ( using DTE.ActiveDocument.Selection ) i have to manually select each event's code and apply the

[3.5] Can\Does try...catch block end the process -
hey all, Im writing a windows service, and putting in some error checking like a good developer. I'm using try...catch blocks to do this, and writing to the EventLog the error messages. I understand in a WinForms app you dont want the application killed on an error, so I wo

End use,Try Catch use -
I have 2 simple questions, It's OK to use the end instruction to finalize abruptally the execution of the program? the second question is: The use of Try Catch slow down the speed of my program, It's a good manner to program using Try Catch instruction, or maybe I have to look

crviewer -
Hy, I am working with crystal report 8.5, I want to be able to catch the field I am working with. I am beeing able to catch the name of the field and the text in side, but what I want is to catch the field its's self. Because what I want is to be able to change the fon in the minner

Global catch for exception -
When an exception occurs, is it possible to have a kind of global catch? i.e before the program exits, it calls a common function? I use Try/Catch/End throughout my code in strategic places, but should it crash unexpectedly for some data related reason, I want to make sure it doesnt

[02/03] Nested Try/Catch Allowed -
Hi all, Hopefully this one's simple (like all of my questions have been). I tried googling it but I'm seeing what appears to be contradictory data so I thought I'd ask the experts. Are nested try/catch blocks doable/legal/etc? in VB.NET 2003 Code: try ' update stat

[2005] Catch popups on desktop -
I have an interesting problem, and I'm not sure how to best go about solving it. We have an application that will, once a quarter or so, error causing a modal window to popup and that's about it. We need to catch these popups, but I'm not sure how to do it. Ultimately, I want to be a

Exceptions with Web Services -
I have a web service that I want to throw some custom exceptions (lets say MyCustomException) and have the client be able to catch the exception in a Try...Catch block. But the problem is the Client does not have a reference to MyCustomException so as such I cannot catch it, is ther

[2005] Error handling best practices -
Something I'm not too clear on is best practice for using the Try..Catch blocks. Should a Try..Catch block be placed everywhere? For example, lets say you have Sub1, Sub2, Sub3 and Sub4. Sub1 simply calls Sub2, Sub3 and Sub4. Should Sub1 be wrapped in Try..Catch? Or is that overkil

Webbrowser control - catch exit popups -
Hello, In my program I am trying to catch popups from one webbrowser and put them in a different webbrowser, I am using the following code: Private Sub WebBrowser1_NewWindow2(ppDisp As Object, Cancel As Boolean) Set ppDisp = WebBrowser2(CurrentPopup).object This works f

[2005] Try Catch Question -
quick question Can i just keep using ex as the exception name, in "catch ex as exception" statement for all of the Try catch blocks i have in the program? Is there a best practice or it doesn't really matter ?

How to catch a Run time error -
Does anybody know how to catch a runtime error? I am getting a 'runtime error 9, subscript out of range' and when i use an on error goto, it will not catch the problem... Does anybody know how to handle this situation? Thanks in advance (My code is looping through an array, b

try-catch and mDOM.src -
Hi, I am trying to catch a situation where an external url fails to load in an IFrame. Roughly the code might look something like this: try { this.mDOM.src = self.mURL; // mUrl is set to some external url } catch ( err ) { alert( err.description ); } Am I doing someth

Try Catch End Try` -
I am tring to add the try catch to my applinaction and the example that i am using is getting the squiggles. Could someone please show me the correct way to write this? Thank you, Erik...

subclassing keyboard globally: how do I retrieve when just the Alt button is pressed -
I have some codesnippets which shows how to subclass the keyboard in order to catch keypresses in other programs. The only problem is that I can't catch the Alt button. Just sometimes when it's pressed along with other buttons as a combination. How do I catch the Alt button when just p

catching errors -
when in a try..catch.., is it possible to capture the line number that the code is at when the catch happens? I'd like to do so for logging purposes.

catch Return value from storeproc -
Can some one tell me how to catch the return value from store procedure in VB. I have a storeproc as create Procedure StoredProcedure2 select * from agent return 5 I would like to catch the 5 in my VB code, can someone tell me how to do it? Thanks in advance

Catch and Log AIM -
If you wanted to catch an AIM conversation and log it into a file, how could you do this? Can this be done for ICQ and MSN Messenger?

To Catch a Scrollbar -
Hello. Is there any way to catch the message that displays a scrollbar on a listbox, grid, etc? For example: you have a listbox sized to display four lines comfortably. However, you then add a fifth line which causes a verticle scrollbar to be displayed. Is it possible to catc

[2008] DatagridView Cell keypress -
is there a way to catch keypress event in DataGridView Cells ? i want to catch event when user press tab, if user move to another column using mouse..it won't be catch any idea? thanks,

does exeption handling slow down the app -
Hello! I would like to know if it slows down the applicaiton if y do a Try Catch ex As Exception End Try Even if the Catch is not fired? Thanks very much for any feedback! Regards, Fabain

Try/Catch Block - Cause Time Delay -
I'm doing near real-time data acquisition. I have Rx data thread that might be having driver difficulty so I am thinking of placing the thread inside a try/catch block. This Rx thread is getting swapped at a 10 msec rate between this and the main thread. I hesitate to do this b

try...catch...streamin -
During a write with ofstream or a read with ifstream you may run into a problem. Like trying to read in corrupted data, or the data overflows the memory you have allocated for some reason (????).... I have yet to find a good use for try() and catch() but I believe I have one now.

Question on Keylogging and AIM -
GetAnsiKeyState(), I heard will catch keystrokes. How can I do this? Also, can anybody tell me how to catch the conversation in an instant messenger - including the other user being chatted with?

Error Handling - clearing an exception -
Hello, I have nested try...catch statements that I use for error handling. I was wondering if there was any way to clear an error so that if an exception is encountered in a nested try...catch statement. I've tried Err.Clear(), Server.ClearError(), Context.ClearError() and none

How to catch events in external application -
How can my aplication (app1.exe) catch events in another running application (app2.exe)? For example, I want to catch the name/type of the control which is clicked in app2.exe and return this name to my application (app1.exe). Any input appriciated.

[2005] How to close form in Try Catch block on error -
I'm loading a form that has a Try Catch block in the Load event. If an error occurs, I want to close the form after my logging routine that is in the Catch, so it looks something like this: Code: Public Sub Form1_Load Try 'do something... Catch 'write to log file Close 't