I Am correctly using my own way to achieve this, but Idon\'t know if it is efficient or not , so this is the function :
Hi I\'m getting results twice in this page and I\'m not sure why. When I query the database after I select Option 2 in DropdownList1 results appear twice. Is it because the results appear in an update
I have the following code that uses Sequence objects to read data from a database table. V1 works correctly but since the Seq.generate function is deprecated I receive compiler warnings.
I want to check if the sqldatareader is null or not.So tried the following code: if (x[k]!= DBNull.Value)
I\'m working on C# and MySql request. I\'m trying to retrieve my datas in my db but I have this error message : Invalid attempt to Read when reader is closed.
I am trying to get the number of rows that were returned by iterating the reader. But I always get 1 when I run this code? Did I screw up something in this?
I need to round and print a price like below, but this does not handle null values. How can I handle null values on one line of code?
I would like to retrieve a single column of about 800 rows in a table and save these values in an array so as to reference t开发者_开发问答hem later on. How can I do it? I tried:
I have the following code: Imports System.Data Imports System.Data.OleDb Partial Class Dummy Inherits System.Web.UI.Page
I have a problem with how to fill an array list from a data reader string queryDTL = \" SELECT * FROM tbl1\";
加载中,请稍侯......