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Hi,
I can export DGV content into Excel file. But I need to load my previous content everytime I run the app. How is it possible? The save file should be in the same file path.
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Does it mean that C# is weaker language in comparison with VB.NET?
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DataGridView cannot be defined in C#. :mad:
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Hi,
I want to make a dll library for exporting DataGridView content to Excel file. The code works pretty fine in the main windows form. But I want to generalize it to create dll file for using in...
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No, DGV doesn't bounty to external data. I store information directly. The point is that I don't put information directly to the DGV, rather I use text boxes an input from for filling DGV. A button...
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I'm a C# user. I did some search in Internet but I couldn't find any proper solution for my problem.
I have a DataGridView which adds rows and fill their value by pressing a button. The values'...
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I have used Persian calendar in my project. The date is selected using a component date picker (a reference dll file). By pressing the add button, all input information including Persian date is...
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Hi,
I want to reset (make zero) network adapter send/receive counter. Which class and method can handle this?
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Thank you. The problem solved.
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Hi,
I'm trying to get drives total size (including Hard drives) and free space using drive.TotalSize property. But it gives IO Exception Error and says that drive is not ready.
While drive.IsReady...
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I could finally write a code for HDD read/write transfer rate using PerformanceCounter class. Now, my problem is HDD selection. My own PC has 2 Physical Disks and a SSD disk.
My code shows...
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I couldn't find System.Diagnostics.PerformanceCounter in Console Application in NetFrameWork 3.1.
How can I enable it?
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I meant the activity rate of hard disc. For example, I want to show hard disc read/write data speed swings when I copy a file or play a video on disc.
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What method reads HDD read/write speed. I couldn't find anything in Internet.
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Hi,
I'm going to use hard drive read/write speed in my project. I have two label objects named Label1 and Label2, and a timer named Timer1, and a combobox.
I want to use combo box for selecting HDD...
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I used Instant VB and it worked.
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For example, have a look in this C# code:
using System;
using CU;
namespace ProgressDemo
{
public class Program
{
static void Main()
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Hi,
I have found some useful codes but they are in C# language. How can I convert those projects to VB.Net?
Online C# to VB.Net converts the code, but when I paste in Visual Studio, It gives...
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I meant an app which displays all applications established traffic. For example, Chrome.exe has established an Internet connection and Dowanload speed is 900Kb/s and Upload speed is 244Kb/s
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I have found some C# codes but I cannot understand C# syntax. I use C# to VB.Net online converters but it doesn't run. Converters cannot convert correct code.
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Hi,
I'm going to develop an app for monitoring windows applications network connection speed.
For example, I want my app to show Chrome.exe Internet/Network usage by Down/Up stream (e.g. 845 Kb/s...
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Thank you. It solved my problem.
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So, how can I reduce the time between two download/upload amount, from 1s to 1/10s?
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I couldn't see any time related thing in BandwidthPerSec():confused:
bandwidth per second is as follows:
Private Sub BandwidthPerSec()
Try
Dim NicStats As...
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This is a bandwidth monitoring program which I found its source code in Internet. I tried to add some minor changes.
One of changed I want to add, is Download/Upload update interval. When I set it...
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What is app.config? Why the code gives error when I delete app.config?
app.config isn't vb.net code.
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I made those changes, but Total download and upload gets 0 and don't change anymore
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I downloaded the following project from Internet.
The code is very complex for me. I couldn't understand it at all. It has lots of nested classes.
I want to make change in its code and use it in my...
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Hi
When I want to test some codes, after running the codes, VS Pro saves it, but I want to save only when I press the save button.
Is there any way to disable auto-save feature?
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Do you have any tutorial link (from youtube) which can teach the modern and correct way of using classes?
I wrote this code using a YouTube tutorial.
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Public Class cRectArea
Private _length As Double
Private _width As Double
Function GetArea() As Double
GetArea = _length * _width
End Function
Public Property...
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I tried to change the return statement to associated private variable, but it still gives 0 as the answer.
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Hi,
For learning purpose, I tried to write a simple code for calculating rectangle area in Console Application.
For this, I tried to use Class (I want to learn classes). I learned from a tutorial...
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I could finally use library dll file for achieving what I want:
178234
Thank you.
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Hi,
I have designed a time converter (with the help of this forum members) which you see below:
178232
The text box just accept integer numbers. I want to develope my code and do some basic...
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Ok, Thanks. It worked.
How can I do some basic math operations in textbox?
For example, I want to write 20+122+(3*45) in the text box. The text box should firstly calculate those numbers and then...
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Hi friends,
I want to make a simple app which receives the total minutes through a text box as an input, and then after clicking the calculate button, the answer is written as a label object in the...
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Finally, I found my answer.
I just need to change this line:
IO.Directory.Delete(dir, True)
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Hi,
For learning and testing purpose, I tried to write some codes for deleting all the files and folders in a specific folder in my desktop. I want to develop this code for clearing all files and...
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But, I just want to learn something. I'm in the first steps of VB.NET programming. I don't want to bother anyone.
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