02 2012 档案

解决SQL SERVER2005不能通过IP连接
摘要：今天在配置openfire的时候，要配置数据库连接，我机器上环境是win7+sql server2005，于是填入sqlserver的连接URL：\\192.168.1.100:1433，按下一步的时候却提示不能连接到数据库。愣了一下，意识到sqlserver服务没有开(因为平时不是一直使用sqlserver，所以都会把sqlserver相关几个服务禁用掉以节省资源,同是在这里提醒一下：很多时候连接不上sql server，最常见的原因是没有开启服务^_^) 开启服务后再连接，还是失败。突然又意思到：好像没有允许远程连接，于是打开“外围应用配置器”—“服务和连接的外围应用配置器”—“DATA. 阅读全文

posted @ 2012-02-28 01:32 wyman25 阅读(2431) 评论(2) 推荐(1) 编辑

极品javascript进阶博客教程《ECMA-262-3 in detail》读书笔记
摘要：前言： 在我看来javascript是一门非常松散灵活的语言，松散并不是贬义，而恰恰相反，是对js的一种赞美。javascript相对于c#等静态编译语言来说，就像一个骑自行车已经十分熟练的顽皮孩子，已经不再需要遵循上车必须从车右边扶车把，左脚踏踏板右脚蹬地几下的标准动作了，他可以做出若干不同的上车花式，但始终不会背离平衡这一原则。正式这样的灵活性甚至看上去有点怪异的行为令javascript与c#这些语言表现格格不入:它是面向对象，却没有类，能继承又搞出个prototype，“this”的神出鬼没难以捉摸,闭包，作用域，弱类型等概念更是让人摸不着头脑。 但是请不要忘记，我们觉得js怪异只是因 阅读全文

posted @ 2012-02-11 21:09 wyman25 阅读(1059) 评论(0) 推荐(0) 编辑

ECMA-262-3 in detail. Chapter 6. Closures.
摘要：转载地址：http://dmitrysoshnikov.com/ecmascript/chapter-6-closures/IntroductionIn this article we will talk about one of the most discussed topics related with JavaScript — aboutclosures. The topic, as a matter of fact, is not new and was discussed many times. However we will try to discuss and understan 阅读全文

posted @ 2012-02-09 18:31 wyman25 阅读(218) 评论(0) 推荐(0) 编辑

ECMA-262-3 in detail. Chapter 5. Functions.
摘要：转载地址：http://dmitrysoshnikov.com/ecmascript/chapter-5-functions/IntroductionIn this article we will talk about one of the general ECMAScript objects — about functions. In particular, we will go through various types of functions, will define how each type influencesvariables objectof a context and wh 阅读全文

posted @ 2012-02-09 18:28 wyman25 阅读(223) 评论(0) 推荐(0) 编辑

ECMA-262-3 in detail. Chapter 3. This.
摘要：转载地址：http://dmitrysoshnikov.com/ecmascript/chapter-3-this/IntroductionIn this article we will discuss one more detail directly related withexecution contexts. The topic of discussion is thethiskeyword.As the practice shows, this topic is difficult enough and often causes issues in determination ofth 阅读全文

posted @ 2012-02-09 18:24 wyman25 阅读(250) 评论(0) 推荐(0) 编辑

ECMA-262-3 in detail. Chapter 4. Scope chain.
摘要：转载地址：http://dmitrysoshnikov.com/ecmascript/chapter-4-scope-chain/IntroductionAs we already know from thesecond chapterconcerning thevariable object, the data of anexecution context(variables, function declarations, and formal parameters of functions) are stored as properties of the variables object. 阅读全文

posted @ 2012-02-09 18:20 wyman25 阅读(232) 评论(0) 推荐(0) 编辑

ECMA-262-3 in detail. Chapter 2. Variable object.
摘要：转载地址：http://dmitrysoshnikov.com/ecmascript/chapter-2-variable-object/IntroductionAlways in programs we declare functions and variables which then successfully use building our systems. But how and where the interpreter finds ourdata(functions, variable)? What occurs, when we reference to needed obje 阅读全文

posted @ 2012-02-09 18:11 wyman25 阅读(280) 评论(0) 推荐(0) 编辑

ECMA-262-3 in detail. Chapter 1. Execution Contexts.
摘要：转载地址http://dmitrysoshnikov.com/ecmascript/chapter-1-execution-contexts/IntroductionIn this note we will mention execution contexts of ECMAScript and types of executable code related with them.DefinitionsEvery time when control is transferred to ECMAScript executable code, control is entered anexecut 阅读全文

posted @ 2012-02-09 18:07 wyman25 阅读(335) 评论(0) 推荐(0) 编辑

JavaScript. The core.
摘要：转载地址：http://dmitrysoshnikov.com/ecmascript/javascript-the-core/This note is an overview and summary of the “ECMA-262-3 in detail” series. Every section contains references to the appropriate matching chapters so you can read them to get a deeper understanding.Intended audience: experienced programme 阅读全文

posted @ 2012-02-09 17:54 wyman25 阅读(188) 评论(0) 推荐(0) 编辑

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