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The code is as follows Copy Code $ (function () {$.extend ({Fn:function () {Alert ("Im fn!");}});SetInterval ("$.fn ()", 2000);}); Another way The code is as follows Copy Code $ (function () {$

========== dodeldir function START ========== function Dodeldir ($dir) { $DH =opendir ($dir); while ($file =readdir ($DH)) { if ($file!= "." && $file!= "...") { $fullpath = $dir. " /". $file; if (!is_dir ($fullpath)) { Unlink

This article mainly introduces the rapid installation and deployment of MySQL multi-instance under CentOS6.9Basic Flow:1.Mysql Multi-Instance Introduction2. Install MySQL multi-instance3. Create a MySQL multi-instance data file directory and

1: What is Shell??? (1) The shell is an interface that the user interacts with the kernel, and the most popular shell is now called the Bash shell(2) The shell is also a programming language (3) A system can have more than one shell, you

[20141121] JavaScript Array Common Features summaryIntroduction : in JavaScript, array is an object that is used more frequently, so what are the usual methods?First, let's look at the type of the array object:typeof Array // ‘function‘Array

"Useful information for functions"例：def login(user, pwd): ‘‘‘ 功能：登录调用 参数：分别有user和pwd，作用分别是用户和密码； return: 返回值是登录成功与否（True，False） ‘‘‘ print"欢迎登录")print(login.__name__#查看函数名字print(login.__doc__) #查看函数注释login 功能：登录调用

index.php view Plaincopy to Clipboardprint? cript ' > var xmlHttp; function Createxmlhttprequest () { if (window. ActiveXObject) { xmlHttp = new ActiveXObject ("Microsoft.XMLHTTP");     }   else if (window. XMLHttpRequest) { xmlHttp =

Learning node, you found a completely different view of your previous views-what is the JavaScript in your eyes, and what is it for? Effects? Or is it just an interaction with the client? It can be said that JavaScript is the first to run in the

To make a different response to the difference, we introduce an event handler module. The module is named Requesthandlers, and we add start () and upload () two placeholder functions. The Requesthandlers.js code is as follows: Copy Code

1 Ctags Introduction Ctags generates a markup file to help locate an object in the source file.2 its generated tag file tags include a list of these objects:Macros defined with # defineThe value of the enumeration type variableDefinitions,

Routing is that different URLs have different processing methods, such as/start's "business logic" and/upload differences.In today's reality, the routing process "ends" in the routing module, and the routing module is not the handler module that

Simple Demo,post data, and accept the dataModules for RequesthandlersStart (): Post form HTMLUpload:post Data Acquisition Page-----requesthandlers.js-----router.js-----server.js-----index.jsRequesthandlers.js/* Simple but demo post data, and accept

With Rownumberer, when you skip to the next page, you still count from 1.The automatic increment of serial number is realized.ExtJS grid paging, by default each page ordinal is starting from 1, which is often not in line with our habits. The

A recent problem has been that when you use jquery to write timers, there will always be an error indicating that the FN does not exist.Used to write the timer, always used to direct SetInterval ("FN ()", 2000); Recently encountered a problem, when

Interview Summary Today, I went to a famous Beijing IT company for a PHP programmer interview. This is the first time in life, why not nervous? I'm not sick. No, it's called confidence, huh?The first is to do some writing questions. The data

Copy Code code as follows: implementation like Baidu Library similar functions require a series of transformations, the general process to convert Word to PDF format, Then convert the PDF format to SWF format. displayed on the Web page is

nonsenseMany languages to learn. Recently began to write Nodejs, there is a little tired to say. Overview This article is mainly recorded in today's introductory Nodejs write a few code, is also a small program. The following code should all be

Atomic operation This is the cliché of Java multithreaded programming. Atomic operations are operations that are not interrupted by thread scheduling mechanisms that, once started, run to the end without any context switch (switching to another

1, start You can write a jquery plugin by adding a new function to Jquery.fn. The name of the property is the name of your plugin: JQuery.fn.myPlugin = function () { //start writing your code. }; But where did the endearing

Sometimes it may be too long to display a text segment, affecting the Display Effect of our page. If it is only English, we can use the String. substring (start, end) function. However, we usually encounter both English and Chinese characters. The