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c#.net (29)
c#.net articles
One great job programmers do is to convert one type to
another type.there are 2 type of conversions.
The abstract class indicates that a class may be used
as a base class for other classes and is not instantiable.
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.
There is a big difference in creating array of
objects in c# from c++,java.creating an array
of objects involves two step.
in windows invironment,the file system is splited into directories
and files.files holds the actual data,but directories are
storage for logical listing of files in the system.to deal with
files and folders(directories),CLR uses System.IO namespace.
the classes used are File,FileInfo,DirectoryInfo,Directory.
we can use DataSet to populate DataList or
GridView efficiently.DataSet is the best
option for accessing rows of tables.
code behind file codes -
using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows.Forms;
Image processing techniques in c# programming language
Written by Super UserA 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.
System.Net namespace is for dealing with networking.It
is concerned with operations like downloading, uploading
files,making requests by http protocols.
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.