随笔分类 -  转载的好文章

Improving .NET Application Performance and Scalability
摘要：Improving .NET Application Performance and Scalability 阅读全文

posted @ 2018-12-03 15:10 wyman25 阅读(218) 评论(0) 推荐(0) 编辑

【转载】Configure the max limit for concurrent TCP connections
摘要：转载地址：http://smallvoid.com/article/winnt-tcpip-max-limit.html To keep the TCP/IP stack from taking all resources on the computer, there are different p 阅读全文

posted @ 2018-11-22 10:41 wyman25 阅读(1421) 评论(0) 推荐(1) 编辑

Use PerfMon to Diagnose Common Server Performance Problems
摘要：https://technet.microsoft.com/en-us/library/2008.08.pulse.aspx Imagine you just arrived at the office on a Monday morning and you’re greeted by an eag 阅读全文

posted @ 2018-08-08 12:01 wyman25 编辑

B树详解
摘要：B树 具体讲解之前，有一点，再次强调下：B-树，即为B树。因为B树的原英文名称为B-tree，而国内很多人喜欢把B-tree译作B-树，其实，这是个非常不好的直译，很容易让人产生误解。如人们可能会以为B-树是一种树，而B树又是一种一种树。而事实上是，B-tree就是指的B树。特此说明。 我们知道，B 阅读全文

posted @ 2016-03-24 00:58 wyman25 阅读(32408) 评论(1) 推荐(3) 编辑

[转载]Understanding Locking in SQL Server
摘要：https://technet.microsoft.com/zh-cn/library/aa213039%28v=sql.80%29.aspx Understanding Locking in SQL Server SQL Server 2000 Microsoft® SQL Server™ 200 阅读全文

posted @ 2016-02-26 10:22 wyman25 编辑

[转载]Context and Interception : The .NET Context
摘要：转载自:Context and Interception : The .NET ContextEvery new app domain starts with a single context, called the default context. The default context prov... 阅读全文

posted @ 2014-12-09 17:02 wyman25 阅读(306) 评论(0) 推荐(0) 编辑

[转] 获取刚插入的数据的自增列ID——IDSCOPE_IDENTITY、IDENT_CURRENT 和 @@IDENTITY的区别（比较）
摘要：【原文地址:】 SCOPE_IDENTITY、IDENT_CURRENT 和 @@IDENTITY的区别（比较）@@IDENTITY (Transact-SQL) 返回最后插入的标识值的系统函数。备注 在一条 INSERT、SELECT INTO 或大容量复制语句完成后，@@IDENTITY 中包含语句生成的最后一个标识值。如果语句未影响任何包含标识列的表，则 @@IDENTITY 返回 NULL。如果插入了多个行，生成了多个标识值，则 @@IDENTITY 将返回最后生成的标识值。如果语句触发了一个或多个触发器，该触发器又执行了生成标识值的插入操作，那么，在语句执行后立即调用 @@IDENT 阅读全文

posted @ 2013-01-17 15:27 wyman25 阅读(461) 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

深入思考全局静态存储区、堆区和栈区
摘要：转载地址：http://gaofeilonglcu.blog.163.com/blog/static/130864291201082084933665/ 在C++中，内存可分为系统数据区，自由存储区，文本区，const数据区，全局静态区，堆区和栈区。其中，系统数据区存放的是系统数据，我们是不能自由访问的，有时候windows系统会突然弹出一个消息框，内容是“内存不能为read”就是错误访问系统数据区的结果；自由存储区用来存放由C延伸而来的malloc()函数所分配的数据；文本区存放着我们的函数代码，我们调用函数时的底层行为就类似于先去操作一个指针，而这个指针就指向函数指令所在的地址，也就是.. 阅读全文

posted @ 2012-01-07 12:41 wyman25 阅读(1152) 评论(0) 推荐(0) 编辑

导航

< 2025年3月 >
日 一 二 三 四 五 六
23 24 25 26 27 28 1
2 3 4 5 6 7 8
9 10 11 12 13 14 15
16 17 18 19 20 21 22
23 24 25 26 27 28 29
30 31 1 2 3 4 5
点击右上角即可分享
微信分享提示