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Post ini saya pindahkan dari jawaban saya di milis http://dotnet.netindonesia.net/?0::38980 berikut skenario nya. Let's start. Keyword “var” yang biasa dipake di Local Variable Type Inference / Implicitly Type Local Variables adalah sebuah keyword...
This post is actually related on my work The problem Suppose that I have two tables in excel file like this. I want to have particular records as the result of intersection between those two tables. For illustration, see the Venn Diagram below! Yeah,...
Here's I am going to write something about the evolution of Delegate, Anonymous Method, till Lambda Expression. Here's I will use a build in delegate, Predicate<T> to give the example. My example is simple. There's a collection of integer...
While reading C# at Wikipedia http://en.wikipedia.org/wiki/C_Sharp , di bawahnya ada External link, ada box .NET Framework (Microsoft). Dalam box itu ada beberapa reference ke link seputar technology Microsoft dikategorikan masing-masing. Saya perhatikan...
Yesterday morning I join MSDN Day - Visual Studio 2008. The first session is the most interesting one that I've been waiting for times. Yeah C# 3.0. Mr Norman presented "what's new in C# 3.0". It was great. At the evening, I trained...
We often need collection in our programming. To implement collection, we have two choices: fixed-length collection which is familiarly "array" and dynamic length collection. One of the popular dynamic collections is ArrayList. ArrayList (actually...
Most of people begin in ASP and VB6 before step in to .NET. I myself, vice versa. I had learned .NET first, then later came with VB6. Last week I began a Bina Nusantara Cooperate website ( http://www.binus.edu/ ) with ASP.NET and C# (was developed by...
Yesterday, I was contacted by GM Operation Binus Center Head Office, Miss Natalia. Regarding to the opening of Binus Center Semarang , She requested me to develiver some programming focusing on C# to junior instructors. And I was very glad to accept....
In my last post, I described what interface and abstract class are, how to create and use them. But, the question is “Why do we need to use interface or abstract class?”, “Is it useful?”, “What if we don’t use them...
There are a lot of confusions, misconception, and misuses about Interface and Abstract Class. Actually the objectives of them are doing polymorphism. Interface Interface is a type perspective like class or structure. You cannot instantiate an object from...