03 2007 档案

Fast Gaussian Blur Algorithm in C#

摘要：Inspired by http://incubator.quasimondo.com/processing/fastblur.pde , I wrote a piece of CSharp code to implement this efficient "gaussian blur" alogorithm for one of my .Net project. The concept of the "fast" is avoiding floating point calculation and pre-calculating some multiplication operation, storing the results into a large two-dimension array for later blurring operations, so it saves lots of time. 阅读全文

posted @ 2007-03-30 22:17 Adrian H. 阅读(27735) 评论(6) 推荐(0)

使用 Foreach 到底会不会产生垃圾迭代器对象?

摘要：结论是: 有的产生, 有的不产生 阅读全文

posted @ 2007-03-18 15:36 Adrian H. 阅读(643) 评论(0) 推荐(0)

VS.Net 2005 Design-Time Integration

摘要：This article provides an overview of the VS.NET 2005 Design-Time Integration Support. The article highlights the .NET design-time architecture and discusses the design-time attributes and the various design-time components in details with reference to the web controls. The article also lists the reference and the namespaces required for adding design-time support to your projects. 阅读全文

posted @ 2007-03-16 23:07 Adrian H. 阅读(1295) 评论(0) 推荐(0)

WeakEventHandler: Avoiding GC Problem by Strong Reference of an Event

摘要：一种避免由于Delegate造成引用导致GC无法回收被引用对象的办法.. 阅读全文

posted @ 2007-03-11 20:34 Adrian H. 阅读(1952) 评论(6) 推荐(8)

New C# "Orcas" Language Features: Automatic Properties, Object Initializers, and Collection Initializers

摘要：Scott Guthrie介绍的C# 3.0中的语言新特性 阅读全文

posted @ 2007-03-11 11:24 Adrian H. 阅读(483) 评论(0) 推荐(0)

数独游戏局的建立算法 (Sudoku Generating Algorithm Using Backtracking)

摘要：用了一点简单的回溯就可以建立一个数独Grid了, 算法并不复杂, 效率也很不错哦. 求解一个数独其实也可以用回溯搞定. Code highlighting produced by Actipro CodeHighlighter (freeware) http://www.CodeHighlighter.com/ -->using System; using System.Collectio... 阅读全文

posted @ 2007-03-08 22:14 Adrian H. 阅读(4543) 评论(8) 推荐(0)

欧几里德算法(辗转相除法) 求最大公约数

摘要：.......... 阅读全文

posted @ 2007-03-06 22:42 Adrian H. 阅读(13793) 评论(11) 推荐(2)

[转]各种分页 in SQL Server 2005, SQL Server 2000, MS Access and MySQL

摘要：在各种数据库平台下写分页SQL 阅读全文

posted @ 2007-03-04 11:08 Adrian H. 阅读(1346) 评论(0) 推荐(0)