1.  Vlan Benefit ·To reduce CPU overhead on each device by reducing the number of devices that receive each broadcast frame • To reduce security risks by reducing the number of hosts that receive copies of frames that the switches flood (broadcasts,…

Basic Vlan CLI Configure Switch>en Switch#conf t Enter configuration commands, one per line.  End with CNTL/Z. Switch(config)#vlan 10 Switch(config-vlan)#name hello Switch(config-vlan)#exit Switch(config)#int range fastethernet0/1-10 Switch(config-if…

false false false false EN-US ZH-CN X-NONE /* Style Definitions */ table.MsoNormalTable {mso-style-name:普通表格; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-priority:99; mso-style-parent:""; mso-padding-alt…

State Backends 本文翻译自文档Streaming Guide / Fault Tolerance / StateBackend ----------------------------------------------------------------------------------------- 使用Data Stream API编写的程序通常以多种形式维护状态: ·  窗口将收集element或在它被触发后聚合element ·  Transformation方法可能会…

链接网址:Math concepts / 数学概念 – https://www.codelast.com/math-concepts-%e6%95%b0%e5%ad%a6%e6%a6%82%e5%bf%b5/ 这里记录了我在学习过程中遇到或总结的一些基础数学概念,保存于此,与需要者共享. Following are some basic math concepts I read or summarized in my learning process, I wrote them down her…

原文: http://www.vertabelo.com/blog/technical-articles/orms-under-the-hood It often happens that if something is loved, it is also hated with the same power. The idea of object relational mapping fits into this concept perfectly. You will definitely co…

1, http://www.asp.net/web-pages/overview/getting-started/introducing-razor-syntax-c 2, Introduction to ASP.NET Web Programming Using the Razor Syntax (C#)   By          Tom FitzMackenTom FitzMacken|February 7, 2014 1751 of 1904 people found this help…

Understanding how Java code is compiled into byte code and executed on a Java Virtual Machine (JVM) is critical because it helps you understand what is happening as your program executes. This understanding not only ensures that language features mak…

Part 1 http://techmytalk.com/2014/01/24/java-interview-reference-guide-part-1/ Posted on January 24, 2014 by Nitin Kumar JAVA Object Oriented Concepts Java in based on Object Oriented concepts, which permits higher level of abstraction to solve any p…

该篇是我自己学习iOS开发时阅读文档时随手记下的翻译,有些地方不是很准确,但是意思还是对的,毕竟我英语也不是很好,很多句子无法做到准确的字词翻译,大家可以当做参考,有错误欢迎指出,以后我会尽力翻译的更好,大家一起努力共同进入,有兴趣的同学可以一起学习. 另附word文档下载  (文档中如果有一些错误希望大家谅解) About Objective-C  关于 Objective-C Objective-C is the primary programming language you use wh…