Super User
how to get selected row values from a Gridview control
sometimes we need to show the selected row values of a gridview.
in this article i am gonna show how to show the values in
textboxes by c# programming language.
Image processing techniques in c# programming language
A digital photo is a multidimensional array containing numbers
that indicates the color of points in the photo/image.so we could
do what we want with this multidimensional array like we can
make any amendments in the array by entering it into math functions,
also we can encrypt the image.in this article i am gonna show you
how to place a background behind a photo using a method.
.net remoting in c# application
to create and use the object instances on remote machines .Net remoting
is used,without any DCOM involved.
this article will cover .net remoting with common hosting method in IIS.
validate credit card in c#
Nowadays credit cards are used in online transactions.almost all
kinds of online transactions involve credit cards & debit cards.
stored procedures
stored procedures allow flexibility by offering capabilities like
conditional logic.a single procedure may execute a set of SQL
statements which are really complex.
how to write web service by c#
follow the steps to write web service in c# programming language-
opening a text editor,put the codes below and save the file as
web.asmx-
<%@ WebService Language="C#" class="WebService1" %>
using System;
using System.Web.Services;
[WebService(Namespace="http://www.yoursite.com/webservices/")]
class WebService {
[WebMethod]
public string SayingSomething() {
return "Hello all";}}
Asp.net http handlers
all asp.net handlers implement the interface of IHttpHandler located
in the namespace of System.Web.ISAPI(Internet server application
programming interface) extensions are somehow analogous to Handlers.
asp.net caching
Asp.net caching helps you to create high performance applications.
you can cache objects like DataSets,or your created objects.you can
also do page level caching if you used user controls in the page
if your aspx page includes lots of work.
c# exception handling
It's a good idea to identify the errors at run time to detect
and handle it. .Net framework has built in mechanism for that.
these exceptions occurs because of user,logic and system errors.
how to download and upload files by c#
System.Net namespace is for dealing with networking.It
is concerned with operations like downloading, uploading
files,making requests by http protocols.