what is difference between ipv4 and ipv6

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What is the difference between buildpath and includepath? What should I do?

What is the difference between buildpath and includepath? What is the difference between buildpath and includepath? ------ Solution -------------------- buildpath and includepath of projects such as zend of eclipse series are usel

What is the difference between buildpath and includepath? What should I do?

What is the difference between buildpath and includepath? What is the difference between buildpath and includepath ?, The buildpath and includepath of eclipse series zend projects are useless. They are mainly functions. new PHP sy

What are the include in JSP? What is the difference ?, Jspinclude

What are the include in JSP? What is the difference ?, Jspinclude What are the include in JSP? What is the difference? 1.

What is the difference between Pty and tty? What do you mean

[Excellent] What is the difference between Pty and tty? What do you mean Http://www.chinaunix.net Author: george16 published on: 14:31:27 [Comment] [View Original] [AIX discussion board] [close] What

What do you mean, MD5 SHA1 CRC32? What is the main difference?

length of code. So what's the use of it? Quite simply, it allows you to determine whether the original value is correct (whether it has been changed). Generally used for encryption of passwords. and the MD5 check code we provide is the only corresponding piece of code for the installer. You can use any MD5 operator to calculate the downloaded file, if the result of the operation

What does the fusing mechanism mean? What is the difference between the overall deployment lockdown mechanism and the limit plate?

What does the A-share fusing mechanism mean? A-share fusing mechanism means that when the Shanghai and Shenzhen 300 index triggers a 5%-fuse threshold, the transaction is suspended for 15 minutes, triggering a 7%-fuse threshold at any time of the day, and the transaction will be suspended until the closing period. When will the A-share fusing mechanism be implemented? A-share f

1, the value of the status of the Ajax represents what 2, get post the Difference 3, how to convert the object into string 4, closure, inheritance, prototype, prototype chain 5, HTTP Transport Protocol 6, arguments is what

the function name itself is a variable. For function declarations and function expressions as shown below, it is very useful to understand that a function in JavaScript cannot be overloaded without considering the difference between a function declaration and a function expression.1 function f (a) {2 return a + 3} 4 5 function f (a) {6 return a-10; 7} 8

What is the difference between char and varchar in MySQL? What are the pros and cons?

header section that holds pointers to individual data columns), it is not necessarily better to use the char type than the varchar type. In fact, because the char type typically takes up more space than the varchar type, it is more advantageous to use the varchar type from the point of view of reducing space consumption and reducing disk I/O.Article 2:Characters should be one of the most common, but it see

What are the canvases and SVG in HTML5? What is the difference between them? Instance

This chapter introduces you to what are the canvas and SVG in HTML5? What is the difference between them? Have a certain reference value, the need for friends can refer to, I hope to help you. First, what is canvas? Canvas

What and what is the difference between Direct X and OpenGL

is better support for OpenGL on ultra-high-end hardware.Under the Windows platform, Direct X has a slightly better rendering performance of 3D than OpenGL, especially on WINDOWS7/8, under normal hardware (non-server level). However, OpenGL rendering under the Linux platform is more powerful than OpenGL rendering under Windows. Overall, Windows Direct X performance

What is the difference between class and struct? Do they affect performance ?. What are the classes (structures) in the net BCl, and why are they not structures (classes )? How do you select a class or structure for custom types?

The previous article is also the first question of Lao Zhao's interview questions. This article continues, hoping to find the key points of our study through these interview questions, instead of carrying these things, and hopes to systematically learn these points. net. What is the difference between class and struct?

What are CPK and PPK? What is the difference between them?

What are CPK and PPK? What is the difference between them?A: CPK is complex process capability index.The abbreviation used by modern enterprises to representProcess Capability. Strong process capability can produce products with high quality and reliability.PPK

Summary: JS inside the This refers to what? What is the difference between apply, call and bind?

actually submitted to the local repository. The project code for each developer clone is a complete repository that can be easily restored with local storage when remote or other collaborative developer code cannot be recovered.Generally a page does not exist two requests for the request, the use of an interface, such as General details page, personal information page, etc., the page single function requires two requests, such as a list page with pag

What is the use of the Serialize function? What's the difference with JSON?

What is the use of the serialize function? What's the difference with JSON?Official explanation:Serialize (PHP3 >= 3.0.5, PHP4) Serialize---produces a value that can be stored in the notation syntax: String serialize (mixed value) Description: Serialize () returns one containing the VA Lue represents the Byte-stream string, which can be stored anywhere. This can

What is the difference between a first-level domain name and a two-level domain name? What are the roles of each?

-level domain exactly the same function1. Level two domain name is the domain name of the primary domain.2. Level two domain name is the domain name that is hosted under the primary domain name, the weight is lower than the primary domain name.3. Level two domain name belongs to a separate branch, he has his own collec

What is the difference between object-oriented, service-oriented, component-oriented three programming patterns? What areas of development are applicable to each?

Http://blog.sina.com.cn/s/blog_6d2890600101cwih.htmlThree data are missing a word, namely: "Programming", "Architecture" and "development" (or "Software Engineering"). At the same time, it is not "facing" components but "based on" components. Object-oriented Programming (Object-oreinted programming) is a programming paradigm. Refers to the way in which class instance objects are used extensively when

What is the difference between cloud billing and local standard certification? What are their advantages?

The so-called "Cloud" concept is to put databases and Management terminals remotely, that is, the cloud. Advantages of the cloud? 1. There are usually multiple servers on the cloud for redundancy, so it will not cause business Faults due to the failure of one server. 2. data can be stored on a remote server for a long time without being lost due to damage to the local hard disk. 3. The data server on th

Java basic questions: What are the similarities and differences between runtime exceptions and general exceptions? What is the difference between error and exception? Please write the five most common runtimeexception ?,

Java basic questions: What are the similarities and differences between runtime exceptions and general exceptions? What is the difference between error and exception? Please write the five most common runtimeexception ?, ThrowableIt is the parent class for Java Error handlin

What is the difference between Linux shell and Linux commands? What about Windows shell and Windows commands?

explain execution.There are many types of shell in Linux, common: Bourne Shell (/usr/bin/sh or/bin/sh) Bourne Again Shell (/bin/bash) C Shell (/USR/BIN/CSH) K Shell (/usr/bin/ksh) Shell for Root (/sbin/sh) ...... The shell is a command interpreter, between the kernel and the user, responsible for passing the user's instructions to the kernel and echoing the execution results back to the

What is the difference between socket and tcpclient?

I post 1 :----------------------------- Physical Layer: hub, network cable Link Layer: Mac, ARP, switch Network Layer: IP, ICMP, IGMP, Router Transport Layer: TCP, UDP Session Layer: HTTP, SMTP, FTP, POP3 Presentation Layer: soap, SSL Application Layer: WebService Method ------------------------------- Socket is a network-layer operation. Tcpclient is an operation on the transport layer ASP. NET

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