ASP tutorial. NET C # operations Excel detailed
System.Data;
Using System.Drawing;
Using System.Text;
Using System.Windows.Forms;
Using Microsoft.Office.Interop.Excel;
Using System.Data.SqlClient;
Using System.Data.OleDb;
Using
Only know SQL Server support data Bulk INSERT, but Oracle, SQLite and MySQL are also supported, but Oracle needs to use the Orace.dataaccess driver, today put out several database of BULK INSERT solution.
First of all, Iprovider has a plug-in
Connecting to the SQL Server database
The code is as follows
Copy Code
Using System;Using System.Collections;Using System.ComponentModel;Using System.Data;Using System.Data.SqlClient;Using System.Drawing;Using System.Web;
Only need to use Convert.changetype
C#
var eval = new DataTable ();var objType = order. GetType ();var propertyval = Objtype.getproperty (propertyname[1]);if (propertyval!= null){var val = propertyval.getvalue (order, NULL). ToString ();TODO: The
Examples of date and time functions for ASP
You can use date and time functions to get dates and times in various formats
An example of the function syntax
Now () gets the current date and time of the system Dim MyVar MyVar = Today
' MyVar contains
ASP advanced article online Management Update--Homepage and search
Author: Beach Boy
After the addition of the article, save, display, so now it's time to talk about the management of the display of the main page, that is, to display the title of
A concrete example of RS technology
In the previous post, I introduced the basic principle of RS, obviously if the RS technology used in a
The design of the website will have a lot of extraordinary effect (especially its biggest advantage, can not
5.5.1 methods for creating TextStream objects
There are three common methods for creating or opening a text file and returning the Textstram object, as shown in table 5-13:
Table 5-13 methods and descriptions for creating TextStream
'****************************************************' Function name: SendMail' function: Send mail with JMail component' parameter: serveraddress----server address' AddRecipient----address of the addressee.' Subject----Theme' Body----Letter Content'
Method One: Using an XML control
The code is as follows
Copy Code
Read XML method one
Method two: Using DOM technology
code is as follows
copy code
Read XML Method two
This section of the ASP tutorial. NET tutorial is a asp.net tutorial upload picture file instance (to upload image watermark) Oh, he first upload the image server, and then add image watermark, and then save the picture to the database tutorial.
I have a few points of interest when using asynchronous operations in ASP.net mvc. When does asynchronous operation improve the performance of my application and when did it not improve? Is it really good to use asynchronous operations everywhere in
In this article, a simple web based editor was built for the web.config file of asp.net. This article would cover the basics of the new Web.config file structure, as as is as helping the reader to understand the C Onfiguration file hierarchy of the.
stored processes with input parameters and output parametersThe return value is actually a special output parameter. In most cases, we use a stored process that has both input and output parameters, such as we want to obtain the user name of an ID
Supports uploading and managing files through FTP or WEB.Supports CGI, PHP, SSI, FrontPage Extensions, Perl, and other MySQL databases (which can be managed by phpMyAdmin) for free ).Free space for CGI + PHP is supported in the United States, and
In network development, it is often necessary to use ASP. NET and JavaScript for joint control. In this article, we will use the DataGrid for data binding and use Javascript to control the color of the row when the checkbox is selected.First,
IIS server error 500 2 Error Cause: 500 error is generally caused by an error in the source program.3. Solution: 1. First, set Internet Explorer & agrave; Tools> Internet Options. 2. If you refresh or re-open the 500 error page, the error program
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