n System.ComponentModel, there's a class called CancelEventArgs which contains a Cancel member that can be set in event listeners. The documentation on MSDN explains how to use that to cancel events from within a listener, but how do I use it to impl…

今天在robert penner(as3 singal的作者)的一篇blog文中顺藤摸瓜到了darron schall的另外一篇blog文(Creating Default, Cancelable Event Handlers),仔细看了一下,忽然有种相见恨晚的感觉.   确实是啊~rober penner的singal我不是第一天就知道了,之后再arpg的demo里面也有用过,只可惜今天才认真看了一下penner的这篇文章,也很可惜在schall发布这个文章的两年后才看到,真遗憾   好了,下…

https://msdn.microsoft.com/en-US/library/aa970850(v=vs.100).aspx In applications, it is possible that handlers that are attached to event sources will not be destroyed in coordination with the listener object that attached the handler to the source.…

浏览器内核 支撑浏览器运行的最核心的程序 IE 浏览器内核            Trident内核,也是俗称的IE内核Chrome 浏览器内核            统称为 Chromium 内核或 Chrome 内核,以前是 Webkit 内核,现在是 Blink 内核Firefox 浏览器内核            Gecko 内核,俗称 Firefox 内核Safari 浏览器内核            Webkit 内核Opera 浏览器内核            最初是自己的 Pre…

Introduction As you may know event handlers are a common source of memory leaks caused by the persistence of objects that are not used anymore, and you may think should have been collected, but are not, and for good reason. … Continue reading → Intro…

用Dojo实现tab页的过程中,没有引用“on.js”,但是firebug调试时一直提示如下错误: on.js源码如下: define(["./has!dom-addeventlistener?:./aspect", "./_base/kernel", "./sniff"], function(aspect, dojo, has){ "use strict"; if(has("dom")){ // chec…

新的一个月,我要给自己立FLAG了, ABCDEFG HIJKLMN 天下事有难易乎,为之,则难者亦易矣,不为,则易者亦难矣. 这次采取的策略是,每完成一项work回来补充内容.希望能把这篇blog补满!!! TCG project -- EVIL Using alpha-beta Search (逃-) Using Monte-Carlo Tree Search 如果有时间的话试试看,,不过目前看来 希望不大,现在考虑把TCL加上然后train一个高质量的AI出来 NegaMax? NegaS…

// 实现一个简单的Query function $(selector) { ); if (firstChar == "#") { var len = selector.split(" "); ) { ,selector.length)); } else { var resu = []; ].slice(,len[].length)); ; i < getId.children.length; i++) { ].slice(,len[].length)) {…

Example Language Description AsyncTriggerEx C++ Demonstrates some of the basic asynchronous trigger capabilities of compatible PGR Imaging Products. AsyncTriggerExCSharp C# Equivalent to AsnycTriggerEx, except written in C#. BusEvents_CSharp C# Demon…

Explain "chaining". Chaining allows us to run multiple jQuery methods (on the same element) within a single statement.like this: $(selector).doA().doB().doC() Explain "deferreds". The Deferred object, introduced in jQuery 1.5, is a cha…