This article revolutionizes Shelly device management, providing an updated, efficient, and feature-rich solution for both beginners and advanced users." You will discover new ShellyCom2 features, such as property manipulation using PropertyDescriptor, and a set of valuable helpers and commands.

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Visual Basic

How do I make a application extension that shows forms inside the the IDE?

7 Feb 2019 by ! E M O T I O N A L !

If any of you have used Bunifu UI without putting in a license key, you might get what I mean by this. Basically, if I do something specific, like change the icon on a form, I want a window to pop up telling the user something, like "You just changed the icon!". How would I go about doing...

'Object reference not set to an instance of an object.' when reading from the registry in VB.NET

16 Apr 2019 by ! E M O T I O N A L !

Hello, I'm trying to read a simple value from a regedit key in Visual Basic. I want the program to read the key, then set a registry value as the value of that key. Here's the code: Shared Sub DWMDefault() Dim regKey As RegistryKey = _...

How to convert textbox input to decimal in VB.NET?

26 Apr 2019 by ! E M O T I O N A L !

Hello, and I'm making a program that changes the value of some registry keys and the value needs to be exclusively Decimal format. How would I go about doing this? Shared Sub SetColorizationColor(ByVal color As String) Dim regKey As RegistryKey regKey =...

How do I connect mysql on Ubuntu on remote machine through a vb.net Aplication on my page

5 Jun 2015 by #dev_Preet

I am trying to connect mysql database that is on Ubuntu through a vb.net code:Imports MySql.Data.MySqlClientPublic Class Form1 Dim conn As New MySqlConnection Dim reader As MySqlDataReader Public Sub connect() Dim DatabaseName As String = "CTCL_Strategy" ...

Ubuntu

How to use VB.NET control in C# project?

9 Jan 2010 by #realJSOP

What d@nish said... (Content must be at least 30 characters? That makes it impossible to type "google" and be done with it.)

can't write to registry in currentuser

11 Jan 2010 by #realJSOP

Well, looks like the currently logged in user doesn't have rights to modify the registry. What's the question?

VB10

can't write to registry in currentuser

11 Jan 2010 by #realJSOP

I dunno. I've never heard of "REALbasic".

VB10

Preventing UI freeze on windows form.

13 Jan 2010 by #realJSOP

Along with Rick's response, you can also create custom events that you can use to notify subscribed objects of the progress of important events within the thread. I use a thread pool, and custom events and it works great. I also would like to reiterate Rick's recommendation of the use of Invoke...

WinForms

threads

Insert animations to a StoryBoard programmatically

21 Jan 2010 by #realJSOP

Just create one storyboard for each animation.

WPF

How to do simple SQL like operation on a text file

22 Jan 2010 by #realJSOP

First, you're going to have to load the data into a list. At that point, you can use Linq to perform sql-like queries on the list.

Listbox problem

22 Jan 2010 by #realJSOP

Ummm, pulling data from the controls of another form is bad practice. You should instead use a globally accessible (static) object.

Problem stopping streamreader right away

25 Jan 2010 by #realJSOP

Use a BackgroundWorker object instead of a normal thread. They are much easier to work with because you can just call BackgroundWorker.CancelAsync() and be done with it.

creating audio learning system

30 Jan 2010 by #realJSOP

In the spirit of "Quick Answers"...I would use Visual Studio 2008 on a Windows system.

ASP.NET- VB Error: Expression is a value and therefore cannot be the target of an assignment

1 Feb 2010 by #realJSOP

Maybe you need to specify xlSht.Cells(i+1).Value or something like that (and you may even need to cast it from an object to a specific type).

ASP.NET- VB Error: Expression is a value and therefore cannot be the target of an assignment

3 Feb 2010 by #realJSOP

Well, did you google the error message?http://msdn.microsoft.com/en-us/library/76435b93%28VS.80%29.aspx[^]

How to make a list in C# (or VB) like "Set Program Access and default" in Windows XP

4 Feb 2010 by #realJSOP

Your question doesn't provide enough info to be answered. I suspect this has something to do with shortcuts, but I can't be sure of what you want.

.NET

task bar notifier question for John O'Byrne

5 Feb 2010 by #realJSOP

This is not an appropriate Quick Answer question. The chance that the person you're trying to contact will even see this is remote at best.

Convert VB code to VB.NET

11 Feb 2010 by #realJSOP

You're trying to call Windows API methods that aren't directly accessible from .Net.You need to import the System.Runtime.InteropServices and learn about Invoke. Go to tis site for windows API prototypes for .Net:pinvoke.net[^]They have both VB and C# examples for most functions.

textbox clear

18 Feb 2010 by #realJSOP

There are several kinds of comboboxes. Which one are you talking about?I would start with ComboBox.SelectedItem = null or something like that. I Imagine you can do something similar with the DateTimePicker. Of course, you could probably find all your answers with a quick google search.

Setting Enumerators From Questionable Data Sources (for C# and VB)

9 Jul 2011 by #realJSOP

Avoid exceptions when setting enumerators from unknown/untrusted sources.

adding resources in.net

20 Feb 2010 by #realJSOP

Yes, they automatically get added to the assembly binary if you set it up that way (which is the default).

.NET

treeview control in windows app

21 Feb 2010 by #realJSOP

I don't have a tree control handy in an app, but see if there's a SelectedItem property, and if there is, set it to null.

ASP.NET

How to post button click programatically

28 Feb 2010 by #realJSOP

We can't give you an answer if you don't ask us a question.Have you tried myButton.PerformClick() instead of all that other stuff?

Loader Lock in VS 2008

5 Mar 2010 by #realJSOP

Did you google that exception?I found this:1) Remove the references to the assemblies that are LoaderLocking. (I recommend writing down the path to the assembly so you don't forget it.)2) Rebuild. The build will fail.3) Add back the references to the assemblies you just removed.4)...

Binding mutilple columns in WPF listview

7 Mar 2010 by #realJSOP

WPF's ListView doesn't have "SubItems" like the Windows Forms ListView does.do this in yur C# code:listView.ItemsSource = myCollection;and something like this in your XAML ...

WPF

Vb.net coding with WPF application Video Tutorials.

7 Mar 2010 by #realJSOP

If you can use google, you can find them. It's easy - really.

WPF

error again

9 Mar 2010 by #realJSOP

Did you bother to google the error? I did, and I got over 1300 hits.

Problem on cinema seat booking

13 Mar 2010 by #realJSOP

This is where real skill involved in being a programmer is required. I would hope that your professor wouldn't have given you the assignment if he didn't think he had taught you everything you need to know in order to successfully complete the project.zong0525 wrote:if you guys could help me...

HOW DO I ACCESS ELEMENTS WITHIN AN IFRAME USING VISUAL BASIC 2008 WEBBROWSER?

13 Mar 2010 by #realJSOP

Create your HTML (as a string) for the form/controls, and use the HtmlDocument class to add InnerText to the tag.

14 Mar 2010 by #realJSOP

ffmpeg is a free utility that can return media file info if you know the correct command line switches.Google is your friend.

How do I activate the window of one running process from the process which started it?

15 Mar 2010 by #realJSOP

You need to get the handle to the other applications window, and send that window a WM_FOCUS message.If you launched the app yourself, you could get the window handle by way of manipulating the Process object you used to launch the application.

Code sample/tutorial for analog clock control in Silverlight using VB.net?

15 Mar 2010 by #realJSOP

So why can't you just convert it? The .Net library is always the same, regardless of the language you use. It truly isn't a difficult task to convert it. Besides, the XAML won't change - only the code behind it will.BTW, there are several free web-based converters available. Sadly, none...

replace values in datagridview in VB.Net

16 Mar 2010 by #realJSOP

It seems to me that you would want to change the data itself (you still have it in memory), and then simply refresh/rebind the DataGridView.So, you'd need to iterate through the rows in the dataset, change the values, and Bob's your uncle.

In Vb.netHow to give different colors to particular cell of a Listview

16 Mar 2010 by #realJSOP

First, I would use a for loop instead of a while loop because the for loop will maintain your counter.Second, it looks like you want to set the Item's color - not the sub-items.Are you not getting any color at all, or is it that the wrong cell is changing color?

how to chat message send/retrive fastly on server & create chat in vb.net with js/jquery, json ?

19 Mar 2010 by #realJSOP

I googled "jquery chat", and found this:http://articles.sitepoint.com/article/ajax-jquery/2[^]You can google too. It's easy. Really. I've seen other people use google too.

.NET

I am using crystal report that come with visual studio .net 2003 to develop my application.

4 Apr 2010 by #realJSOP

Maybe you could export to html and then push the HTML to a PDF file instead of going the direct route.

How I can Capture webcam video to my VB .net Program?

3 Apr 2010 by #realJSOP

Google is your friend. There are 897,000 hits, and I'm sure one of them can give you what you want. Of note, an article right here on CodeProject is the very first link listed.

VB9

How can retrieve data from a table by two values to the same field

3 Apr 2010 by #realJSOP

select * from students where subjectnumber = 100 or subjectnumber = 220It ain't rocket science.

SQL-Server

SQL-server-2000

Excel Workbook Check

4 Apr 2010 by #realJSOP

You could try to open it as a normal file with exclusive read and see if you get an exception. If you get an exception, the file is currently open.

How can I access and make changes in routers config.bin file using .Net application?

6 Apr 2010 by #realJSOP

You may be able to telnet into the router and retrieve the desired file, but I'd be willing to be it's encrypted (at least, it better be).

C#2.0

How to retrieve a call log

7 Apr 2010 by #realJSOP

Wow. Google has the answer. Imagine that. I found this on another web site:-----------------I think you want the Phone API:http://msdn.microsoft.com/en-us/library/bb416387.aspx[^]Specifically, there are calls to PhoneOpenCallLog, PhoneSeekCallLog, etc.

Mobile

Visual-Studio

Some error occured when debuging applcation

11 Apr 2010 by #realJSOP

It's my guess that you have something in the default constructor that the designer can't cope with.Create an overloaded constructor that your application calls, or put the offending code in the existing constructor into a block that that doesn't execute if the form is opened in the...

How to correct the connection string of access database?

14 Apr 2010 by #realJSOP

Make sure that the service class inherits from System.Web.Services.Service.Without this you don't have access to the Server object.

ASP.NET

MS-Access

Get the TabPage Location from a TabControl

17 Apr 2010 by #realJSOP

Handle the MouseEnter event for the tab.

Close form which is in MDI window

19 Apr 2010 by #realJSOP

Handle the KeyUp event in the appropriate form, and in the handler, look for the key code for the escape key in e.KeyCode.

How can I draw sphere using line command

20 Apr 2010 by #realJSOP

Techically, you can't draw sphere. You can draw a circle and simulate a3-D look with clever use of shadows and gradients.

Visual-Studio

How do I sort an array but maintain the original index?

22 Apr 2010 by #realJSOP

With the pitiful amount of info you've provided, the best I can suggest is that you look into using a Dictionary object instead of an Array.

algorithm

sorting

In VB can we add micros

25 Apr 2010 by #realJSOP

You probably mean "macro". And no, there's no such thing as a "macro" in VB.Just write the codez, doode.

I Cant add any control to my visual studio

30 Apr 2010 by #realJSOP

You're not holding your head at the right angle.

Visual-Studio

Custom Format String

30 Apr 2010 by #realJSOP

While Griff's solution is appropriate, I'm not a big fan of Regex, so I would approach it this way:myString = myString.Replace("%P", replacementString);That's a LOT less code, a LOT faster than Regex will ever be, and consumes fewer resources besides.

how can i Upload a file to website using vb.net or asp.net

1 May 2010 by #realJSOP

Yeah, but you would have to use the WebClient object to do it. You need to request the upload page, parse the response so that the appropriate page control contains your filename, and then post it back. It's not trivial, but it's not hard either.

ASP.NET

web_development

How to use assembly from VB.Net?

2 May 2010 by #realJSOP

Maybe you should hire someone else to do this for you - you seem to be a complete novice to programming in general and .Net programming in particular.On the off chance that you might decide to use google, I would search for the "pinvoke" and "com port library". Maybe you'll get lucky and...

Simple program

3 May 2010 by #realJSOP

This is "Quick Answers", not "Teach me how to write a program". Work on it yourself, and come back here to ask questions about the parts you're having problems with.

send msg in pdu mode

8 May 2010 by #realJSOP

Well, where did you get the code? If you got it from an article here on CodeProject, then you have to post the question in the forum for that article.

Datagridview

8 May 2010 by #realJSOP

IMHO, the grid shouldn't be involved in validation of data. The data should be validated before it's bound to the grid. Are you getting the data from a database? Is the column a numeric value column (int, decimal, float)?

How Can I Get forecastrss? (Yahoo Weather)

8 May 2010 by #realJSOP

Well, your question is so vague as to be considered unanswerable in its current form. What country are you looking for? Are you sure you're spelling it the same way as yahoo is?

VB8

VB9

VB7.x

How To Deploy SQL server Tables on Other System With Instalation SetUp in VB.net

9 May 2010 by #realJSOP

You could 0) script the creation of the database to a file1) attach that file to your application as a resource2) each time your program starts (after being installed), it can check to see if the database is installed 3) if not, extract the script from the resources and run it on...

SQL-Server

SQL-Server-2005

SMS using GPRS and VB.Net Hanging after Message

9 May 2010 by #realJSOP

Did you run it under the debugger to try to find out what's wrong?

event record application

10 May 2010 by #realJSOP

All you've provided is some HTML. That's not an application. Beyond that, asking how to write an application in Quick Answers is beyond the charter of Quick Answers, and therefore, is inappropriate.

.Net Remoting - Design/Architecture

11 May 2010 by #realJSOP

Remoting is a slug. I have no performance metrics for a WCF comparison, but rolling your own code is always a better performance choice rather than using what Microsoft provides for the sake of convenience. Of course, rolling your own code takes a bit longer...

.NET

Change a font of selected text

11 May 2010 by #realJSOP

You can't. The TextBox has a FontSize property, and that's what size the font is. If you want to change the size of selected text, I think you're going to have to fiddle around with a RichText control.

Array capacity?

12 May 2010 by #realJSOP

Are all of the files shown in the listbox?Have you tried just copying all of the files regardless of whether or not they've been selected?Have you run it under the debugger? The code you've posted doesn't really show much.

SQLExpress database file auto-creation error

16 May 2010 by #realJSOP

What part of that didn't you understand? It's telling you *exactly* what is required.0) The web server account needs read/write access to the Applications folder if the App_Data folder doesn't already exist. Solution - create the App_Data folder in your project BEFORE you deploy it.1)...

ASP.NET

How to parse receive sms?

20 May 2010 by #realJSOP

If the lines are separated by \r\n, you can do a string.Split("\r\n") on it, and then you end up with an array of two (or more) strings.At that point, you can do if (strings[0].StartsWith("S:"), etc, etc.

C#2.0

backgroundworker and inttegration service

23 May 2010 by #realJSOP

Well, you need to start your background worker, fire off a progress event at appropriate intervals. In the event handler, update the progress bar (you will need to use Invoke to update the UI).

Send message from one application to another

2 Jun 2010 by #realJSOP

What you want to google is "C# interprocess communications". There are several ways to accomplish this (remoting, WCF, TCP/IP lister, and there's even a message called WM_BROADCAST (or something like that).Which method you choose is based on the program's intended use and the topology on...

C#2.0

how to extract result from other websites

3 Jun 2010 by #realJSOP

Yeah it's possible. Legal? Depends on where you're getting the search results.

BinaryReader count

6 Jun 2010 by #realJSOP

I don't see anything weird about your code. Have you run it under the debugger?

What is the difference between C#.NET and VB.NET?

15 Jun 2010 by #realJSOP

Elephants, because bananas don't have bones.

LINQ question

20 Jun 2010 by #realJSOP

you could say item.FirstName.StartsWith("AL")

LINQ

Tips for making an online hotel reservation system

26 Jun 2010 by #realJSOP

There are three tangibles:0) A database1) A web service to access the database2) A web site to access the web serviceThere are several intangibles0) Security1) Platform (HTML/ PHP, ASP.Net, Silverlight)2) Programming languageIMHO, you\'d be better off going with...

Read Exe File

26 Jun 2010 by #realJSOP

Google is easyhttp://msdn.microsoft.com/en-us/library/system.io.binaryreader%28v=VS.71%29.aspx[

Loading menus from database

28 Jun 2010 by #realJSOP

I wrote an article (for C++) that might be of help. It retrieved menu items from a database and built the entire menu structur for a desktop application from the retrieved menu items. It may help you come up with a design, so here it is:Dynamically Build Your Menu and/or Toolbar[^]The...

ASP.NET

Conversion overflows error

7 Jul 2010 by #realJSOP

I would start by looking at your sqlParam object (obviously a list or array of some sort). One of the parameters must be causing the problem.

ASP.NET

Conversion overflows error

8 Jul 2010 by #realJSOP

Well, what is the type of the overflowing value? a double? A Decimal? Something else? Was your code generated by an automated tool? We really can't help you much beyond suggesting things for you to try.The debugger is your friend.

ASP.NET

Find Process With The Name

8 Jul 2010 by #realJSOP

I think you need the Office SDK for .Net. I don't know anything about it, but with it, you may be able to close single documents (if that's what you meant). Google is your friend.

Need an idea! Please help me....

13 Jul 2010 by #realJSOP

Do you even know what "client-server" means?

how to remove the negative sign in integer

14 Jul 2010 by #realJSOP

Use the Math.Abs() method.EDIT -----------Sorry, didn't know Christian had already suggested it. If the OP had marked it as answered, I wouldn't have bothered with a response.

software engineering

15 Jul 2010 by #realJSOP

Why don't you google "point of sale system", and find out?

Problem In Threading

16 Jul 2010 by #realJSOP

I deleted your other "quick answer" question. First, never EVER post your email address. The web site will automatically notify you via your registration email address of any responses. Second, You should have edited THIS question instead of posting another one. Third, you're posting a question...

Form size adjustment

20 Jul 2010 by #realJSOP

It's call "maximizing". Just set the appropriate property for the form.me.WindowState = FormWindowState.Maximized

MDI Parent Child Forms

24 Jul 2010 by #realJSOP

You probably haven't set the MDIParent property on the form.

Search file on network computer

25 Jul 2010 by #realJSOP

Look at this tip/trick here on CodeProject:Scanning Folders on a Network Share[^]

Need help in DirectoryInfo.GetDirectories

25 Jul 2010 by #realJSOP

I played around with this and got "access denied" exceptions on some folders which aborted the GetDirectories() method and thus returned nothing. I had to scan one folder at a time, like so:////////////////////////////////////////////////////public class FolderInfo{ public string...

RadioButtons in VB.Net

28 Jul 2010 by #realJSOP

I personally think that's bad practice. There should always be a default selection on radio buttons. It would be MORE correct to add a radio butotn that simply says "Not selected", and check it by default.

send a E-mail

31 Jul 2010 by #realJSOP

Did you search google? There are HUNDREDS of examples of how to do this.

Windows Service to query the database every 2 minutes

10 Aug 2010 by #realJSOP

You've already identified the solution - create a windows service. Go forth and code.

SQL-Server

SQL-Server-2005

Windows-service

How to set new location for control

12 Aug 2010 by #realJSOP

Change the Margin property.

WPF

PM a member

13 Aug 2010 by #realJSOP

In the message they wrote, there should be a Email link on the bottom left of the message window.

How to raise an Event

20 Aug 2010 by #realJSOP

Instead of raising another event, why don't you just put the functionality into a common method, and call that common method from both click event handlers.Sometimes, the simplest approach is - well - the simplest approach.

Passing Between windows forms

21 Aug 2010 by #realJSOP

You need to retrieve the contents of the form2 TextBox control before form2 is disposed. To do that, you have to handle the Closing event for form2 inside form1. In that event handler, you simply use your property to retrieve the contents of the Form2.TextBox, and do whatever you need to with it.

plz i need code?

22 Aug 2010 by #realJSOP

Just convert the bytes to an ascii string, and put that string in a hidden div (with a known ID assigned to it).

Coloring a specific item in Listbox

24 Aug 2010 by #realJSOP

I think the only way to do this is to come up with a custom control derived from the ListBox control that uses a RichText edit box to display its items.On the other hand, you could just change the background color of an item than contains one or more of the specified values, and in a tooltip...

Help on simple guess game in VB.NET

25 Aug 2010 by #realJSOP

To make the game more interesting, you should provide somethig to keep them from trying to count the seconds, and THEN ask them to guess how many seconds:- Solve an anagram- Perform a simple math calculation- Arrange playing cards in the correct order- Provide parts for a robot and...

VBScript

VB10

Custom Masked Edit Validating Event Fires Twice

25 Aug 2010 by #realJSOP

At the end of the event handler, set e.Handled to true, and see if that fixes your problem.

Get form names from one application to another application

25 Aug 2010 by #realJSOP

You can use reflection to query the assembly for class names (as long as that assembly is a .Net assembly).If you need an example, Google is your friend. I would have to google it myself to give you an example. Why don't you cowboy-up and do your own research?

.NET

Close Firefox from javascript

27 Aug 2010 by #realJSOP

A little google goes a long way:Close

Javascript

handling InvalidOperationException

14 Sep 2010 by #realJSOP

I'm willing to bet your str param is empty/null.Using the debugger will really help. Honestly. It's already installed on your system (it comes with Visual Studio).

SQL-Server

Calling a VC++ dll's function from vb.net

14 Sep 2010 by #realJSOP

You need to learn about pInvoke. The topic is too broad and lengthy to discuss in an answer here. Have you tried googling it?

picture box control

16 Sep 2010 by #realJSOP

Handle the MouseEnter and MouseLeave events.EDIT ---------------When the MouseEnter event is handled, capture the mouse so you can track it's movement within the control. When it gets to a specific point, do something. When the MouseLeave event is handled, stop capturing the mouse.