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Re: Web Services using ASP.NET 5 Days Ago by natashasturrock Hey! You’re on the right path — I’ve done this in a few custom .NET development projects using ASP.NET Core with SQL Server. The idea of using a web service to handle login and registration is solid and keeps things clean. Here’s what usually works: Create a stored procedure in SQL Server that takes the email and password as parameters, … Re: Web Services using ASP.NET 6 Days Ago by WendyDolan hey I’m actually exploring something similar with ASP.NET and user validation, though i am on a newer version. but the core idea should be the same using a web service to handle login and registration logic sounds super practical. would also love to see an example if anyone has a simple one to share, especially using SQL Server with stored … Re: Web Services using ASP.NET 2 Weeks Ago by rajshah85412 Here is the detailed answer : You want to: Register new users to your website. Validate (log in) existing users using a web service. You will achieve this by: Creating a SQL database to store user information. Developing a web service in ASP.NET to handle registration and login. Connecting the web service to your database. … Re: Web Services using ASP.NET 2 Weeks Ago by Dani > Visual Studio 2008? Yes, the OP specified they are using VS 2008. > Also 12 years late. Not only *not* against the rules, but also not discouraged on DaniWeb. That's the beauty of forums that live on for decades. Crosshair has a vertical and horizontal line to view the value of the axis. 1 Week Ago by PM312 i want to add Crosshair , a vertical and horizontal line to view the value of the axis is this available for charts in vb.net 2017. ![chart_2.png](https://static.daniweb.com/attachments/2/0ec00ac4dbe56443fdf35cb9868981b5.png) Re: Crosshair has a vertical and horizontal line to view the value of the axis. 1 Week Ago by rproffitt Given the **antipathy** towards AI here, all I can share is if you put "i want to add Crosshair , a vertical and horizontal line to view the value of the axis is this available for charts in vb.net 2017." into a chatgpt session, you'll find a solution in about 20 seconds. Handling Performance Issues in TreeView for Large MLM Networks 2 Weeks Ago by Volochain1 When displaying extensive MLM (Multi-Level Marketing) hierarchies using TreeView in ASP.NET, performance issues often arise due to the sheer volume of nested nodes. Loading thousands of members at once can slow down the interface, increase page load time, and degrade user experience. Re: How to show visa info based on country selection in a travel form? 2 Weeks Ago by Biiim I felt like some fun, so I just put together an example for you using CDN's and bootstrap 5. From what you are talking about you probably want to put some of that logic into the Javascript and not need to send a server request for each one, I usually do this kind of thing with javascript objects/arrays (eg `settings['GB']['visa_req'] = false;… Re: Crosshair has a vertical and horizontal line to view the value of the axis. 1 Week Ago by rproffitt Sorry but I only have VS2008 and VS2022 now. But for a real-time crosshair that moves with the mouse, showing its position along the X and Y axis I asked ChatGPT and it appears to only need less than 20 lines of code that respond to Chart1_MouseMove(). Re: Crosshair has a vertical and horizontal line to view the value of the axis. 1 Week Ago by Dani The trick with AI is to give it very short bits of code to write at a time. If you ask it to write an entire mini-program that does X, it inevitably gets quite a few bits wrong, left out, etc. But if you ask it to write pseudocode first, and then for each individual method/function call, you carefully explain what you want it to do, what parameters… Re: Dynamic Properties in PHP 8.2 3 Weeks Ago by Dani Oh, and an important bit I forgot to mention: PHP's built-in stdClass has the `#[AllowDynamicProperties]` attribute already added. In fact, you can see in the [PHP docs](https://www.php.net/manual/en/class.stdclass.php) that the definition of the stdClass is "a generic empty class with dynamic properties." That means that you can always … Re: Handling Performance Issues in TreeView for Large MLM Networks 2 Weeks Ago by Reverend Jim Two possible ways to handle this: 1. Populate the tree in a separate thread 2. Only populate sub-nodes as required to view You can do option 2 by putting the "populate directly under this node" code in the event that gets triggered when you select a node. Re: Handling Performance Issues in TreeView for Large MLM Networks 2 Weeks Ago by SCBWV IDK about ASP, but in desktop apps you can call LockWindowUpdate in user32 to pause the update until after the treeview has been populated. How to display chart with long X axis values without congestion 2 Weeks Ago by PM312 I have a candlestick chart with long list (data point) on X-Axis which becomes congested when loaded. How to show datapoint with sufficient space . Is there any container with horizontal scroll bar to display chart just like data is displayed in DataGrid view without reducing column width. ![Chartcandlestick.png](https://static.daniweb.com… Re: How to display chart with long X axis values without congestion 2 Weeks Ago by kinvieb Hi, My first and quick point of view is that if you have a chart with such a big amount of data points, there might not be a need to show all individual data points. For the axis values, you may just choose to show points at a given interval, to avoid the congestion. For the data labels, you can choose to show labels at particular points (like … Cannot run exe from asp.net 2 Months Ago by lennyli I have tried to read https://www.daniweb.com/programming/web-development/threads/386380/cannot-run-exe-files-in-asp-net-application but still lost in trying to achieve something. I installed the latest .net framework, and IIS on the latest updated windows 11. I wish to achieve the following: Have a webpage with a button, when pressed, it will … Re: How to open an Excel Document in VB.NET 2 Months Ago by Pelorus_1 A Microsoft Excel document can be opened in VB.NET using the Microsoft.Office.Interop.Excel library. Using Workbooks.Open(), open the workbook, and then display the Excel window. Reference the Excel COM object in your project. Re: Cannot run exe from asp.net 2 Months Ago by Neil_brown001 Why your approach isn’t working What you're trying to do is mostly blocked by modern security rules — for good reasons. Here's the breakdown: Running a .exe on the server You can technically make the server launch an .exe file like Notepad, but: It will run in the background on the server, not visibly on the desktop. It needs special … Re: Cannot run exe from asp.net 2 Months Ago by lennyli > Why your approach isn’t working > What you're trying to do is mostly blocked by modern security rules — for good reasons. Here's the breakdown: > > Running a .exe on the server > You can technically make the server launch an .exe file like Notepad, but: > > It will run in the background on the server, not visibly on… Re: Cannot run exe from asp.net 2 Months Ago by pritaeas > while at the same time run the same exe on the local client pc. Not possible. Re: Cannot run exe from asp.net 2 Months Ago by pritaeas No, Javascript cannot run/start executables on the client machine. Re: How to open an Excel Document in VB.NET 2 Months Ago by JamesMichaelm I see it's been a while since you posted, but I'm curious if anyone here has tried using the Open XML SDK instead of Interop or OleDb for reading Excel files. I found it faster and doesn't require Excel to be installed, though it can be more complex for writing. Wondering how others handle big Excel files or ones with tricky formatting? Re: How to open an Excel Document in VB.NET 2 Months Ago by PitSterw I've worked on something similar and found that using Microsoft.Office.Interop.Excel lets you open the file and loop through cells easily. Re: Cannot run exe from asp.net 2 Months Ago by rproffitt I see pritaeas has answered so I'll move to the next stage of the discussion which is to ask what you need in your web site. For example there is an "online notepad" which does some basic notepad work. And there are many screensavers that run from a webpage with an example at whitescreen.online . You can get there. Re: Cannot run exe from asp.net 2 Months Ago by lennyli Why does the following code dont run and launch the exe I specify (eg, notepad.exe, or ribbons.scr)? <%@ Language="VBScript" %> <!DOCTYPE html> <html> <Body> <% Dim objShell Dim command Dim result ' Path to the executable command = "C:\… Re: Cannot run exe from asp.net 2 Months Ago by pritaeas Are you sure IIS is configured to allow running external scripts? Re: Cannot run exe from asp.net 2 Months Ago by lennyli > Are you sure IIS is configured to allow running external scripts? The document folder and asp file has security permission set to ALL rights for 'everyone'. In IIS, under handler mappings for .asp files, under request restriction/access, script was chosen (not execute) for feature permissions, all 'read' 'script' 'execute' are chosen Re: Cannot run exe from asp.net 2 Months Ago by lennyli > I see pritaeas has answered so I'll move to the next stage of the discussion which is to ask what you need in your web site. > > For example there is an "online notepad" which does some basic notepad work. And there are many screensavers that run from a webpage with an example at whitescreen.online . > > You can … Re: Cannot run exe from asp.net 2 Months Ago by john_111 Let me expand on what rproffitt said, by explaining why. If a webpage could run a program installed on another computer, the entire world wide web would be hacked into tiny pieces and cease to exist. No one would ever use the web, it would be so totally insecure. So web pages are prohibited from running programs on your computer. They can … Re: Cannot run exe from asp.net 2 Months Ago by Salem https://xyproblem.info/ * User wants to do X. Sometime later... > My boss just asked me to create a prototype as proof of concept. There is no specific language/tool I must use * User asks for help with Y. Initially asked... > Have a webpage with a button, when pressed, it will launch a webpage that runs a server side exe (eg, …