JS Regular expression validation in Chinese and English and digital

"text/javascript">function check(v){ var regex = new RegExp("^([\u4E00-\uFA29]|[\uE7C7-\uE7F3]|[a-zA-Z0-9_]){1,20}$");//不包含“-” //var regex = newRegExp("^([\u4E00-\uFA29]|[\uE7C7-\uE7F3]|[a-zA-Z0-9_-]){1,20}$");//包含“-” var res = regex.test(v); if(res=

The properties and styles of jquery manipulate the style. CSS ()

. CSS () method: Gets the calculated value of the element style property or sets the CSS property of the elementGet: . CSS (PropertyName) : Gets the computed value of the style property of the first element in the matching element

Nodejs-assert Use Example

Example of use of the Assert assertion library in Nodejs:Some rules can be found here: Equal, NotEqual, deepequal, notdeepequal: compare using the ' = = ' comparison. that is: The method without strict, using the ' = = ' comparison.

Uploading of files

Necessary prerequisites for File upload Provide form form, submit by method must be post The enctype of the form form (the MIME type that tells the server request body) must be:multipart/form-data Provides uploaded input

Netty Study Record

I. Introduction of NettyNetty is an asynchronous communication framework based on the JAVA NIO class library, which features asynchronous non-blocking, event-driven, high performance, high reliability, and high customization.Netty is a NIO

PHP Remote Download pictures

This day to work really tired ah, while this will be idle to write a crawl picture of the whole. Words not much on the code!!1 Php2//The URL to crawl;3$url = ' http://www.zixue.it/';4//retrieving Web content;5$tmp =File_get_contents

In JQ. html (),. Text () and. Val () Summary

HTML is the same as the. Text method, except that it is specific to the processing object. HTML handles the content of the element, and. Text handles the textual content HTML can only be used in HTML documents, and. Text can be used in both

Web Run console output garbled solution summary

title User name: GET1@WebServlet (name = "Aservlet", Urlpatterns = "/aservlet")2 Public classAservletextendsHttpServlet {3 Public voidDoPost (httpservletrequest request, httpservletresponse response)4

Step_by_step_ recording Deepin under Curl installation process

Tag: Not solution tle har dir rect erro figure Libcurlrecord Deepin under Curl installation process1 wgetHttps//curl.haxx.se/download/curl-7.55.1.tar.gz2 3 4 TarXZFV curl-7.55.1.Tar. GZ5 6CD curl-7.55.1/7 8./Configure9 Ten Make One A Make Install

LINUX Note-netstat command

The netstat command is used to display statistics related to IP, TCP, UDP, and ICMP protocols, and is typically used to verify the network connectivity of each port on the machine. Netstat is a program that accesses the network and related

Jquery Ajax Full Real Example 1

$ajax Request---------------------------------var $personWifePs =$ ("#wife-money tbody tr");var $personWife =$ ("#wife-money"). Find ("Input.write");var $val =null;$.ajax ({Type: "POST",URL: "data/hm_monery_serceh.php",Success:function (dtmonery)

Upload picture Use the object hash hash of the picture file to determine if the picture is the same, avoid repeating the same image to the server

Upload picture Use the object hash hash of the picture file to determine if the picture is the same, avoid repeating the same image to the server //Upload corporate logo///// Public ActionResult Uploadlogo (string comid) {httpfilecollection

PHP source installation, and configuration Apache support PHP

First, the PHP installation preparation environmentYum install zlib libxml libjpeg freetype libpng gd Curl libiconv zlib-devel libxml2-devel Libjpeg-devel freetype-devel Lib Png-devel Gd-devel curl-devel-yThis can not be successfully downloaded with

The common method of implementing Ajax technology with jquery

In my previous three kinds of technology using JS to implement Ajax, I mentioned how to use the original JS code to implement AJAX technology, but you can see that the code is relatively more than that, in our actual development, we use a lot of

Control of CSS between sibling elements

Neighboring brothers: In +, matches only the first sibling element behind the element.Normal sibling: Use ~ to match all sibling elements that are behind the element.Example:sdfsdfsdfWhen you set the class of P to on, the style of span changes as

Configuration of the Web UI for hive 2.3.0

Using hive knows that hive can be accessed via the web, just in Hive-site.xml configuration, but I don't see a lot of blogs in the configuration:Configuration items about the IP and port of the HWI. Finally to the official website of the update log

Developing an HTTP proxy server

First, the product prototype1, configure the use of Proxy serverReference settings, such as HTTPS and FTP do not set (this proxy server does not process the two protocols), IP is 127.0.0.1 indicates that the proxy server is in the local, the

The JQuery plugin for buffering loading images lazyload.js using the method

When writing code, often use lazy loading mode, previously was through the window.onload mode to load, but a lot of pictures or with Ajax requests, it will be very troublesome, now with Lazyload mode loading convenient manylazy Load Enabled

Ajax Loading Chrysanthemum Loading effect

Ajax asynchronous request, generally use a dynamic GIF small image to make an Ajax Loading, in order to increase the user experience.Here we can use Spin.js, the JS script compresses after 5k, can create an AJAX loading indicator without any image,

jquery elements Use

Tag:jquer   cti    cannot    var    array      Complex     cannot     relationship    blog    In jquery equivalent to the function of Window.onload//js object can manipulate the properties using JS object, function, jquery object cannot

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