Good, I'm doing a project in windows form and what it does is upload an excel file pass the data to a dataGridView and save them in a MySQL database, the problem is that this excel shows data of a cycle of 4 months and this is the last month the...
When trying to connect an Oracle database to Visual Studio 2015 I get the following error:
BadImageFormatException. This will occur when running in 64 bit mode
with the 32 bit Oracle client components installed.
check the versions bu...
I have a GridView with several Textboxs in Footer , this to try to insert, but at the moment of clicking the button, it fails and tells me that the statement .
I'm using as a BD test one in access
my code is the follow...
I have a fingerprint UareU 4500 fingerprint reader, and I need to make an attendance control application per fingerprint.
Download the FreeFingerprintVerificationSDK 1.0 that works well but only allows you to enroll 10 people at the most and...
When trying to pass a whole project to another PC, when I run it, I get this error!
Already try to change the port in Properties / Web and still continue with the same problem.
As I can perform a multiplication in real time of two textbox and show the result in a third textbox, I'm doing it this way but the result does not come out.
private void txtPrecioUnitario_KeyPress(object sender, KeyPressEventArgs e)
{...
I want to know if you can print the data from a list < > in a html table or if it is necessary to print them in a gridview
namespace tts
{
public class tabla_conexion
{
public DataTable connect()
{
str...
I have a gridview with products from a store listing some characteristics, among them the quantity of products in stock so the user should not be able to select a value greater than the number in stock (stocks)
I have this gridview and I need...
I am new to programming and I am learning by practicing.
The first thing I did was the sqlite connection with c # .
Then store the data ("generated" and "not generated") of the fields "cpComprobante" and "cpEstado" in a table.
I need help on...
Good, I would like you to help me I have a GridView like this:
When I select in Ver it shows me a popup or a pop-up window like this:
The point is that when I click on Guardar if it is recorded correctly...