what is difference between xhtml and html5

What is the difference between int and int (num) in mysql? For example, what is the difference between int (num) and int? It seems that the display width cannot be limited in the actual data insertion, except that the attribute ze

What is the difference between int and int (num) in mysql? For example, what is the difference between int (num) and int? It seems that the display width cannot be limited in actual data insertion. in addition to the addition of t

1. What is the difference between synchronous logic and asynchronous logic?Synchronization logic is a fixed causal relationship between clocks. Asynchronous logic does not have a fixed causal relationship between clocks.Circuit design can be categorized into synchronous circuit and asynchronous circuit design. The sync

What is the difference between end and array_pop? What is the difference between end and array_pop? End-point the internal pointer of the array to the last unit nbsp; array_pop-what

What is the difference between the core i3 i5 i7? Notebook PC Mobile Core I3i5i7 difference: I3 dual core analog quad cores (ie four threads) without core frequency; i5 Dual core simulation of the four cores (ie four threads) except the core frequency technology other technical specifications and i3 the same; I7 Fo

local monitor. This is why many people don't understand that X is a protocol. What is the relationship between X and X11R6? Don't know if beginners have noticed/usr/x11r6 this directory, which is the default installation directory for Xfree X11R6

What is the difference between Linux and BSD?This article was written by someone else and made a little change.Sino-Australian Sinox is based on BSD development, it can be understood as a BSD branch, but because Sinox is not open source,

What is the difference between jQuery. fn. extend and jQuery. extend ?, Jquery. fn. extend Let's talk about it first. On the Internet, all of them are reprinted and copied. Basically, there are only one or two articles that are unclear ....Body: To put it bluntly, we can see the clues from the two methods themselves. We first regard jQuery as a class, so that we

What is the difference between date and gmdate in PHP? What is the difference between date and gmdate in PHP? The time in PHP has 2 formatting functions: Date () and Gmdate (), which are described in the official documentation: d

What is the difference between the trinocular operator and the If else in JavaScriptToday wrote a picture of a small demo of the carousel, used to judgeTry it first. If else, the code is as follows:if (n >= count-1) {n = 0;}else{n + +;}Then the code is finished, ready to opt

What is the difference between the unique key constraint of SQLServer and the unique index ?, Sqlserver Index I used to want to know what the difference was, but I forgot it because we seldom use the unique key constraint. A few days ago, my colleague gave me a script to con

What is the difference between Apple iPad and ipad2 in 3G and WiFi? I believe this is a concern of many friends! You will understand the following 20 questions! 1. What is the difference