Define class with itself as generic implementation. Why/how does this work?

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Define class with itself as generic implementation. Why/how does this work?

https://stackoverflow.com/questions/10709061/define-class-with-itself-as-generic-implementation-why-how-does-this-work 问题: I've normally been creating Prism Events used by the EventAggregator like: public class SomeEvent : CompositePresentationEvent<…

Why not inherit from List<T>?

问题: When planning out my programs, I often start with a chain of thought like so: A football team is just a list of football players. Therefore, I should represent it with: var football_team = new List<FootballPlayer>(); The ordering of this list re…

c++ using Handle Class Pattern to accomplish implementation hiding

Reference material: Thinking In C++ 2nd eidition chapter 5 section "Handle classes" If there's something need to be hidden from clients of the class (such as an encryption algorithm, etc), you can use this pattern to hide the detail of your impl…

iOS开发系列--通讯录、蓝牙、内购、GameCenter、iCloud、Passbook系统服务开发汇总

--系统应用与系统服务 iOS开发过程中有时候难免会使用iOS内置的一些应用软件和服务,例如QQ通讯录.微信电话本会使用iOS的通讯录,一些第三方软件会在应用内发送短信等.今天将和大家一起学习如何使用系统应用.使用系统服务: 调用系统应用使用系统服务短信与邮件通讯录蓝牙社交 Game Center 应用内购买 iCloud Passbook 系统应用在开发某些应用时可能希望能够调用iOS系统内置的电话.短信.邮件.浏览器应用,此时你可以直接使用UIApplication的OpenUR…

iOS--通讯录、蓝牙、内购、GameCenter、iCloud、Passbook等系统服务开发汇总

iOS开发过程中有时候难免会使用iOS内置的一些应用软件和服务,例如QQ通讯录.微信电话本会使用iOS的通讯录,一些第三方软件会在应用内发送短信等.今天将和大家一起学习如何使用系统应用.使用系统服务: 调用系统应用使用系统服务短信与邮件通讯录蓝牙社交 Game Center 应用内购买 iCloud Passbook 目录系统应用在开发某些应用时可能希望能够调用iOS系统内置的电话.短信.邮件.浏览器应用,此时你可以直接使用UIApplication的OpenURL:方法指定特定…

Three Sources of a Solid Object-Oriented Design

pingback :http://java.sys-con.com/node/84633?page=0,1 Object-oriented design is like an alloy consisting of a solid grounding in the object-oriented (OO) approach and implementing the best OO practices heavily laced with how to sidestep the OO pitfal…

DbUtils使用例子

DbUtils: JDBC Utility Component Examples This page provides examples that show how DbUtils may be used. Basic Usage DbUtils is a very small library of classes so it won't take long to go through the javadocs for each class. The core classes/interface…