Google Chrome has a powerful feature called "pre-loading". For example, when you search for a keyword and return a result page, chrome automatically predicts the page you may open, in addition, this page is pre-loaded. If you click this pre-loaded
For example:
Copy Code code as follows:
When the browser is parsing, the input label is loaded first, and then the IMG tag is loaded.
At this point, if you want to determine whether the IMG tag is loaded, you can add a
Sometimes you need to get the size of the picture, which needs to be done after the picture is loaded.
First, the Load event
Copy Code code as follows:
img-load event
loading...
Test, all
Of course, the method is not limited to jquery detection and is generic to any JavaScript variable or function.
The jquery () or $ () function will be defined after the current web page loads jquery, so the following 2 methods exist to detect
Recently encountered a problem:Which part of the HTML JavaScript will be executed when the page is loaded ()A: File HeaderB: End of FileC: Label sectionD: Label sectionAlthough we all know the choice of D, but the answer to the explanation of the
There are a lot of online to determine whether the picture has been loaded, but some of the browser is not suitable, the following small series to share some about JavaScript to determine whether the picture has been loaded method rollup, the
The methods used are very similar:
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var iframe = document.createelement ("iframe");
IFRAME.SRC = "Http://www.jb51.net";
if (!/* @cc_on!@*/0) {//if not IE
Iframe.onload = function () {
Alert
Spring can also load a spring context configuration file in Dispatcherservlet by configuring Contextloaderlistener in Web. XML to load the context configuration file, so what's the difference between the two?When the context loaded in
Today, I just need to judge that the iframe loading is complete. I just found out that the method for this article is perfect.
Var iframe = document. createElement ("iframe ");
Iframe. src = "http://www.bkjia.com ";
If (! /* @ Cc_on! @ */0) {// if
Before the wordpressthesis topic, some background styles cannot be loaded on Firefox, but some css styles Use https,
Some background styles cannot be loaded on firefox before the wordpress thesis topic
The site is http, but https is used for some
Easyui date is a method for loading Chinese characters when an English easyui-lang-zh_CN.js is not loaded,
We sometimes in the easyui operation was originally loaded easyui-lang-zh_CN.js Chinese file package, but still appeared in English. In this
We are currently working on product maintenance to modify some old bugs. A bug is that when a JSP page is loaded, an IFRAME is requested. during the page display process, the window will temporarily display a 404 page, and then reach the expected
First reproduced: Relationship between pre-loaded registers and shadow registers of the STM32 timerThe instructions in this document are based on the STM32 Reference Manual (RM0008) version 10th:English:
IOS Development notes-Basic UI (6) Photo browser (controls are lazy loaded and data is separated from code using Plist files), iosplist
Use UIImageView, UILabel, and UIButton to implement a comprehensive case study
Function Analysis(1) Click the
How to make the system do not load certain hardware drivers, such as sound card drivers (I am a server)Is there any other elegant way to re-compile the kernel?Debian:/sys/devices # lsmodModule size usedNls_utf8 1760 1CIFS 208948 1Nls_base 6820 2 nls_
After nodejs is installed, When I access the WP blog, "Your PHP does not seem to have installed the MySQL extension required to run WordPress .", When you access phpmyadmin, the error "mysql extension cannot be loaded" is reported. This is a problem
Sometimes, it is necessary to temporarily determine whether the load succeeds and after the successful operation.1 varIfame = document.getElementById ("Maphostel");2 if(ifame.attachevent) {3Ifame.attachevent
http://blog.csdn.net/fxz1982/article/details/8987769The tabs component in Easyui loads the target page in an href manner, if a form is placed in a Easyui component such as dialog or window in the target page. Then turn this tab off again. If you do
The morning before yesterday the desktop monitor suddenly white screen. In order to determine whether it is a display or video card problems, during the boot several times the system, due to screen white screen, can only use the power button is not
Problem symptoms and resolutionCreate a Swift project in Xcode 7 Beta 3 (7a152u) and use CocoaPods for dependency management, and compile with the following error:Dyld:library not loaded: @rpath/pods.framework/Pods
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