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VB.NET QUESTIONS

Is there anyone, who can help me about command line parametters in WinForms aplication?
Is there anyone, who can help me about command line parametters in WinForms aplication?
hop of those help? It's actually quite simple to do.When your application loads, get a list of the command line variables, then iterate through them and look for the one you want, then act accordingly:
TAG : vb.net
Date : January 09 2021, 02:14 PM , By : v2khoi
display a warning message when an exception occurs
display a warning message when an exception occurs
Any of those help I suggest modeling your code off this example, i modified the delete sub you provided to include a catch with a custom ErrorRoutine for unhandled cases, otherwise you can obtain the number of deleted rows from the executeNonQuery()
TAG : vb.net
Date : January 07 2021, 03:08 PM , By : anagornyi
PCOMM Cross-Contamination
PCOMM Cross-Contamination
Does that help It seems when using PCSWS.exe you can specify the short session ID using the /S option:C:\Pcomm\PCSWS.EXE /S=m C:\AppData\LAN1.WS
TAG : vb.net
Date : January 05 2021, 11:29 AM , By : LukasDM
Can't open project in Visual Basic 6
Can't open project in Visual Basic 6
Hope this helps The "cannot load" errors are most likely due to DLL (or OCX files, a type of DLL) references which are missing or at least not registered on your development computer. VB6 is not a statically linked language, or even truly dynamically
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Tazz250
How to remove 0 from front of the numbers in vb.net
How to remove 0 from front of the numbers in vb.net
Hope this helps You can use String.TrimStart:
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Peter O Connor
how to fix error Convert.toInt(txtnum.Text)
how to fix error Convert.toInt(txtnum.Text)
hop of those help? I tried to convert it integer Convert.toInt(txtnum.Text), but when i run the code it give me invalid formate input string.
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Stephan Beyer
DataGridView stay empty even if SQL request is right
DataGridView stay empty even if SQL request is right
wish of those help So, I simply need to fill a DataGridView of a WinForm with the result of a SQL request that I tried in MySQL Workbench and works perfectly. , Instead of Filling a Dataset (prodset), make it a datatable
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : zenpai.aj
the program being followed works on different computers with different names
the program being followed works on different computers with different names
it fixes the issue good work I have a project that follows another application. I want to shut down the computer when the program closes. , Since they all have the same prefix, you can easily do this:
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : user6032029
VB.Net Check if URL have valid image
VB.Net Check if URL have valid image
I think the issue was by ths following , Take a look at the ContentType property of the WebResponse object. If it contains one of (partial list): image/bmp image/gif image/vnd.microsoft.icon image/jpeg image/png image/svg+xml image/tiff
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Liam
Open window and move to next line of code don't wait to close the window
Open window and move to next line of code don't wait to close the window
This might help you From the remarks in ShowDialog():
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : dan
How do I prevent my variables from losing their data each iteration(button click)?
How do I prevent my variables from losing their data each iteration(button click)?
This might help you The problem is that your RunningTotal is defined within your button_click function. Hence, any time the function is called (when the button is clicked), the variable is re-initialised. Define it outside the button_click sub in you
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : osw
VB.net datagridview color based on how many days from today
VB.net datagridview color based on how many days from today
this will help to check 30 days later you use date.Now.addDays(30) to check 30 days before you use date.Now.addDays(-30) to color the cell forecolor you use something like this:
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Paul Wilcox
How can I check if any of my boolean variable is false in VB.NET
How can I check if any of my boolean variable is false in VB.NET
this will help It's more for the code review section, but I give the answers anyway...For my aesthetics it is ugly to write If (a = True) Then or If (a = False) Then, I would rather use If (a) Then and If (Not a) Then.
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : entrepreneurwiz
How to compare encrypted password in database with newly entered password during login?
How to compare encrypted password in database with newly entered password during login?
wish helps you Here's what usually happens. When the user registers, you get them to provide a user name and a password, as well as confirming the password. The idea of the confirmation is that the password is usually masked and you want to ensure th
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Mohsen Jelodari
Executable creation. Which path compatible Win10, Win7 and XP?
Executable creation. Which path compatible Win10, Win7 and XP?
help you fix your problem Use the Environment.GetFolderPath method to find the actual path (which may not be in the C: drive).Note that you will need admin privileges to write to it.
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Tato Castro
I want the user to put the data in text box in the specified manner in Vb.net
I want the user to put the data in text box in the specified manner in Vb.net
I wish this helpful for you Using a MaskedTextBox, you can provide a Mask that allows only specific sets of characters in defined positions. Since your Input is: 2 Letters + 2 Numbers + 2 Letters + 4 Numbers, this can be expressed, using the mask ele
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Harry Marcus
trying to pass this graphic subroutine, but having issues
trying to pass this graphic subroutine, but having issues
Hope that helps currently have items that have been populated from a listview that print, and i have done this without subroutines, but i want to organize the code and put each part in its own subroutine. , Your subroutine could look like this,
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : From Age
null exception on a for each control var
null exception on a for each control var
This might help you Typically if you tried to remove an item from a collection while enumerating said collection, a collection modified exception would be thrown. However, the TreeNodeCollection class and the enumerator it uses does not implement suc
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Max Dahlquist
How to use a string variable in a directory path
How to use a string variable in a directory path
this one helps. You should use Path.Combine() when dealing with string paths, You can do this as follows:
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Fengmei Liu
How can 2 Character instead of 1 in My Textbox?
How can 2 Character instead of 1 in My Textbox?
I hope this helps you . Well, the simple solution would just be to repeat Chr(64 + x) twice i.e.:
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : d knorr
How to get the os name of selected computer in vb.net?
How to get the os name of selected computer in vb.net?
Does that help You could use WMI. Here's an example.
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : user3863473
How to test to see if a computer has Excel installed (any version)?
How to test to see if a computer has Excel installed (any version)?
hop of those help? http://www.xldennis.com/dloads/checkexcelversion.txtAs an excerpt:
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Oğuz Sandıkçı
Determine location to install software with ClickOnce deployment
Determine location to install software with ClickOnce deployment
it helps some times ClickOnce installs applications to an obfuscated location in the user's profile (C:\Users\[username]\AppData\Local\Apps\2.0\... on my computer); it can't be changed. Installing to the profile allows users with very little privileg
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : DooJ
How to read excel file in vb.net 2003
How to read excel file in vb.net 2003
I wish did fix the issue. The quickest and easiest way to read an Excel file in vb.net is to use the Jet database driver.
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : daveyba
Object Naming without Hungarian?
Object Naming without Hungarian?
this one helps. I would use customerRecordSet or just customers.Do you really need to remind yourself that it's an object? Everything is an object, for the most part.
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Diane Roberts
How to use ToolStripMenuItems without mouse events ( click or double Click event )?
How to use ToolStripMenuItems without mouse events ( click or double Click event )?
around this issue This is very basic stuff so if this is not what you need just disregard this answer but it appears to me that this is what you are asking about.Anyway, ToolStripMenuItems are easily accessible using the keyboard...
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : user3861833
Call a DOS command and redirect the output to a file
Call a DOS command and redirect the output to a file
I hope this helps you . In DOS, > or 1> is stdout, and 2> is stderr. So, you could saymyprog.exe 1> out.txt 2> err.txt
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : user3861476
Unknown Publisher when I install application I wrote?
Unknown Publisher when I install application I wrote?
wish of those help On the Project Properties window, go to the Signing tab. Create/Import certificates and sign the manifests and/or assembly.You can find more information here, with helpful links at the "See Also" section.
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : user3861175
Tips for transitioning from Visual Basic to Xcode
Tips for transitioning from Visual Basic to Xcode
hope this fix your issue Here are some helpful starter references from the Apple site, first for Objective-C itself, then for the Cocoa frameworks.Learning Objective-C: A Primer
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : user3860938
Tools to convert option strict off code into option strict on?
Tools to convert option strict off code into option strict on?
it helps some times Just adding CInt or CStr, or convert.tostring for that matter doesnt gain you anything. you need to look at the design on an individual case by case basis and figure out why they datatypes are mismatched from the ground up.
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Abdur
DATE concept in VB.NET
DATE concept in VB.NET
Hope this helps i have created VB.net project.In that i have two textbox,and two buttons , Like so:
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : sudharshan
Convert From Custom List to List of String
Convert From Custom List to List of String
wish helps you There's no default string representation of "the underlying data" in an object. It all depends on what you want to see. Say, for example, you have a Person class, and it has properties FirstName and LastName. You have an instance where
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : CBentley
How to make all possible sum combinations from array elements in VB
How to make all possible sum combinations from array elements in VB
help you fix your problem This is a function I wrote some time ago to generate all possible subsets of a given array. It's generic, so it supports integers, doubles, strings, etc. Original C
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : user3858421
How to draw XNA window inside a panel?
How to draw XNA window inside a panel?
wish help you to fix your issue IMO, you should keep it separate. It is so much easier because you don't have to worry about managing the graphics device. However if you must know, you can find the winforms series on the xna creator's club site. it s
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : michelle
change the master page body color from different pages when they load in vb.net
change the master page body color from different pages when they load in vb.net
I wish did fix the issue. Keep in mind that content holders can go anywhere in the page. It's possible to do something like this:
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : user3856817
Cannot iterate of a collection of Anonymous Types created from a LINQ Query in VB.NET
Cannot iterate of a collection of Anonymous Types created from a LINQ Query in VB.NET
To fix the issue you can do You need to add Option Infer On before the Imports statements. You may also need Option Strict Off depending on if you use it or not. This allows VB.NET to infer the anonymous type.
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : user3856033
" addressof " VB6 to VB.NET
" addressof " VB6 to VB.NET
I hope this helps . I´m having some problem to convert my VB6 project to VB.NET , You are probably seeing this error:
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Prashanthi Banooru
How can I accelerate the generation of the an MD5 Checksum within vb.net?
How can I accelerate the generation of the an MD5 Checksum within vb.net?
fixed the issue. Will look into that further I see one potential way to speed up this process: calculate the MD5 of the source file while performing the copy, not prior to it. This will reduce the number of times you'll need to read the entire file f
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : user3855738
replace " in vb.net
replace " in vb.net
should help you out You need to use a double quote within those quotes (and get the return value - String.Replace does not operate on the string itself, it returns a new string):
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : the_c0der
Understanding RTF and edit it with vb.net
Understanding RTF and edit it with vb.net
To fix the issue you can do It just doesn't work this way, it is not an HTML editor. Hacking RTF directly is technically possible through the Rtf property but very hard to get right. RTF is not exactly a friendly format. Start reading here, try not t
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : user3855326
Screen Scraping - still not working
Screen Scraping - still not working
it fixes the issue My best suggestion would be to use Selenium for screen scraping. It is normally used for automated website testing but would fit your case well. I've used to screen scrape AJAX pages on multiple occasions where the page was heavily
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Naveen Sakthi
Obtaining reference to Class instance by string name - VB.NET
Obtaining reference to Class instance by string name - VB.NET
like below fixes the issue I don´t know if I´ve understood you well, but my answer is yes, you can do it by reflection. You´ll need to import System.Reflection namespace.Here is an example:
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : TSH
Get all folder / directories list in VB.net
Get all folder / directories list in VB.net
Does that help Access to some folders is not allowed. You can use a Try-Catch block around the Directory.GetDirectories(StartPath), or you can check the properties of the folder beforehand.
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : Brian Gunter
How do I send keystrokes to a serial port in vb.net?
How do I send keystrokes to a serial port in vb.net?
will help you If this is interactive, the event that passes KeyChar will already pass a Char type that will be the CONTROL-X.If your trying to generate the value, then Control-X is really just what letter is X in the alphabet. Its the 24th letter, an
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : user3854155
vb.net vs. framework
vb.net vs. framework
like below fixes the issue Those functions exist to mirror the built-ins in VB6, to make porting code easier.The functions in the Microsoft.VisualBasic namespace are often then wrappers around the .Net functions, with some additional checks before ca
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : marielito
How do you determine if there is an error when using the VB.Net Shell Command?
How do you determine if there is an error when using the VB.Net Shell Command?
it should still fix some issue I'm using a VB.net process to shell another exe process (which will wait until completion before processing is continued in the main app); however, I need to know if there is an error in the shelled exe process before c
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : larry mahan
Operand type clash: nvarchar is incompatible with image
Operand type clash: nvarchar is incompatible with image
around this issue If you pass in DBNull.Value as the value, ADO.NET can't figure out what type the parameter should be. If you specify a string, or an integer value, the type of the SQL parameter can be derived from the value provided - but what type
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : prishh
Replace line feed (LF) characters in a String using VB.NET
Replace line feed (LF) characters in a String using VB.NET
it should still fix some issue VB.NET doesn't use the C style escapes for CR or LF. In VB, your second example translates to:
TAG : vb.net
Date : January 02 2021, 06:48 AM , By : user142356
How to make ComboBox boarder to be Fixed 3D
How to make ComboBox boarder to be Fixed 3D
will be helpful for those in need I find a custom control at Nuget "Syncfusion ComboBoxAdv" (It is a part of he Syncfusion Essential Tools for Windows Forms Link) that allow me to change boarder type and many much other properties.It have multiple ty
TAG : vb.net
Date : January 02 2021, 06:31 AM , By : Bill
Warning BC42025 when trying to applying VisualStyler.ApplyExcludeTag() method to Tab Control
Warning BC42025 when trying to applying VisualStyler.ApplyExcludeTag() method to Tab Control
With these it helps The warning occurs just to inform you that the ApplyExcludeTag() method is shared and thus doesn't need an instance of its containing class in order to be called.Just call it on the class directly:
TAG : vb.net
Date : January 01 2021, 05:13 PM , By : user3092849
deserialization of nested JSON from Cratejoy
deserialization of nested JSON from Cratejoy
Hope this helps I'm trying to deserialize below JSON from Cratejoy and get a list of shipment_id's into DataGridView, but it doesn't seem to do it for me. , You can do it like this also:
TAG : vb.net
Date : January 01 2021, 05:04 PM , By : user3092721
Need to close program to see datagrid changes after making a search query and update the results
Need to close program to see datagrid changes after making a search query and update the results
To fix this issue As far as the Search code goes, you cannot find out if a String is "Like" as Date.Using...End Using blocks ensure that your database objects are closed and disposed even if there is an error. Keep you database objects local and open
TAG : vb.net
Date : January 01 2021, 05:01 PM , By : user3092208
How to stop flickering when redrawing ellipses in windows forms
How to stop flickering when redrawing ellipses in windows forms
I wish this helpful for you As stated out in the comments, you should always use the Graphics object from the Paint-event. To invoke a redraw, call Invalidate() on your control. Do not use Refresh() (not that bad) or Application.DoEvents() (very bad)
TAG : vb.net
Date : January 01 2021, 02:10 PM , By : gr4
DataTable is empty in release mode, but not in debug mode although I initialized it
DataTable is empty in release mode, but not in debug mode although I initialized it
wish helps you I opened the Compiler Settings in Visual Studio and selected Release in Configuration. Then I clicked on Advanced Compiler Settings. There I unchecked the Optimize Code Button. This way the code runs as in the debug mode.
TAG : vb.net
Date : January 01 2021, 06:35 AM , By : user3090863
How to use SQL IN statement with list of Items selected from treeviewlist?
How to use SQL IN statement with list of Items selected from treeviewlist?
With these it helps You need to build your string inside the loop, and then do the MsgBox outside the loop. Something like this should work:
TAG : vb.net
Date : January 01 2021, 06:31 AM , By : Tuitzanu
Why is my loop through a form control array stopping one short?
Why is my loop through a form control array stopping one short?
Hope that helps You should copy the Controls collection into an array before disposing of the WebBrower controls
TAG : vb.net
Date : December 28 2020, 02:06 PM , By : user3087871
How to Pass Different EventArgs to another sub
How to Pass Different EventArgs to another sub
may help you . RoutedEventArgs is a square peg, TappedRoutedEventArgs is a round hole... you're trying to put a square peg in a round hole... and you don't need to.Unless there's a need for the event args, and I don't see the event args being used, y
TAG : vb.net
Date : December 28 2020, 01:32 PM , By : user3087563
Is there any way to switch off Auto Register Feature so that it ignores any dll files in the same folder?
Is there any way to switch off Auto Register Feature so that it ignores any dll files in the same folder?
help you fix your problem Before creating the first NLog Logger (GetLogger / GetCurrentClassLogger) or assigning LogManager.Configuration, then you can do this:
TAG : vb.net
Date : December 28 2020, 05:45 AM , By : user3087177
Errors from different form goes to catch on other form
Errors from different form goes to catch on other form
hop of those help? Do the database code first and then do the other code. Keep them separate. Otherwise, when you do f.ShowDialog(), it is still inside the Try...Catch.Something like this:
TAG : vb.net
Date : December 27 2020, 04:53 PM , By : user3086489
How to compare only month and year? [VB]
How to compare only month and year? [VB]
this one helps. Its quite simple, i just want to compare two dates using month and year, if the input date (mont and year only) are above or below that current date (month and year). , Thank you everyone, but the final solutions is made with
TAG : vb.net
Date : December 27 2020, 03:51 PM , By : user3084021

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