The submit button is invalid. Click it to make it unavailable.

  My main problem is that clicking the type = "Submit" button does not work, that is, the mouse is on the top and does not submit, no response. However, I first operated the other buttons on the page and then clicked the button again. Then I came

Smarty advanced features (ii) Use of filters

// Filter usage in advanced features// 1. pre-filterFunction remove_dw_comments ($ tpl_source, & $ smarty){Return preg_replace ("//U "," ", $ tpl_source );// Remove comments from the original TPL file so that they are not displayed in the compiled

What do you do with image caching?

Many problems are caused by browser attacks. For example, if you modify or replace an existing image, and you do not force the browser to request it again, you will be lazy to retrieve the image you saved locally instead of making a request again.

Jquery implements text box auto-completion (Modified Version)

HTML code: No title page   Auto-completion:     JavaScript code   VaR hightlight =-1; var oinputfield; // used in many functions var opopdiv; // Therefore, global variables are used. var oconul; function initvars () { // initialization

How to authenticate form submission and file uploading in httpwebrequest

Httpwebrequest , Integration authentication , IIS , Defaultcredentials , Credentials Use httpwebrequestCall in SharePointUpload files and submit form data on a developed upload page:1. First obtain upload through the get MethodThe content of the.

Myeclipse + WebLogic configuration details)

Eclipse 3.2 + myeclipse 5.0ga + WebLogic 9.2 Reasons for choosing WebLogic 9.2 For detailed configuration ① WebLogic 8 supports J2EE 1.3, that is, the servlet 2.3 specification. If J2EE 1.4 [Default] is selected when a web project is created in

Access the page to generate a static page, simple code

1. system. net. WebClient WC = new system. net. WebClient ();WC. downloadfile (URL, PATH ); The above method is very simple. Access to this URL will generate an HTML page, and then directly access this HTML page, which will be much faster. For

Use of logical operators in smarty

The IF statement in smarty is as flexible and easy to use as the if statement in PHP, and several features are added to fit the template engine. if must appear in pairs with/if. else and elseif clauses can be used. you can use the following

Fully compatible with IFRAME highly adaptive

I had to use IFRAME, So I struggled with IFRAME for a day. (Test browsers: IE6, IE7, IE8, and ff3.0) Program code: Typically, you can click the frame on the right of the menu on the left to display it. First, the target is clearly specified for

Port ing help document

What is port ing? Port ing is also called port forwarding. The port ing process is like your home is in room 2410, Building B, in a residential area. Your friend came to you and found the door of the residential area. I don't know which layer you

Search engine optimization (1)

I. Factors that affect the ranking of search engines:1. The elements on the page are determined by the content of the province on the web page.Elements on the visible page:The page title is one of the most important factors in search engine

Typical stone merge Problems

[Merge Stones]There are n piles of stones around a circular playground. Now we need to combine the stones into a pile in order. It is specified that only two adjacent stones can be selected at a time to merge into a new pile, and the number of new

Smarty built-in functions

Brief Introduction to the smarty built-in functions CaptureThe capture function is used to collect the data output from the template to a variable instead of outputting the data to the page. for example, any data between {capture name = "foo"} and {/

JS dynamically changes the select option's index value

Document. getelementbyid ("louyuming"). Options [0]. Selected = true; Function jsselectisexititem (objselect, objitemvalue ){VaR isexit = false;For (VAR I = 0; I If (objselect. Options [I]. value = objitemvalue ){Isexit = true;Break;}}Return isexit;}

Table border use summary, only display the border you want to display

I. Common table attributes Basic attributes include: width (width), height (height), border (Border Value), cellspacing (the inner width of the table, that is, the interval between the table and TR ), Cellpadding (the interval between elements in

Disable the back button of the browser

-------------------------------------------------------------------------------- The browser's back button makes it easy for us to return to previously accessed pages, which is undoubtedly very useful. But sometimes we have to disable this function

Make your terminal snow

#!/bin/bash   LINES=$(tput lines) COLUMNS=$(tput cols)   declare -A snowflakes declare -A lastflakes   clear   function move_flake() { i="$1"   if [ "${snowflakes[$i]}" = "" ] || [ "${snowflakes[$i]}" = "$LINES" ]; then snowflakes[$i]

Long-used command

PS aux | sort-NK + 4 | tail List the top 10 processes that consume the most memory Netstat-tlnpLists the port numbers listened to by local processes. Lsof-IView the activity status of the local network service in real time. SSHUser @ host

Usage instructions for the timer crontab in Ubuntu

# Crontab-eOpen an editing window. The first line shows a message about the content format:# M h Dom mon Dow command Specific meaning: minute Hour Date month week command, in a month (Mon) One day (DOM) or the day of the week (Dow) (H, 24 hours) A

JS-reference and copy (transfer value and address)

It seems that few people talk about references and replication in JS, but figuring out this concept can help you understand a lot. First, let's talk about basic things and see what the data types in JS are uploaded separately.References: objects,

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