Status Code Category:One, 2xx:K OK, request is handled normally204 no Content, the request succeeds, but no resources can be returned. (Client, browser-displayed page does not update)206 partial Content, request for a range of resources, partial
The difference between the URLConnection connection and the socket connection is only known for the following principles:In a point of abstraction, the socket is just an abstract interface for the upper layer to invoke, hiding the details of the
First, what is the deferred object?In the process of developing a website, we often encounter some long-time JavaScript operations. Where there are asynchronous operations (such as AJAX reading server data) and synchronous operations (such as
This is our company in the actual production environment used in a set of things, we hope to help (the actual public network IP, I have made the corresponding changes):Note: Each server needs to have two network cards: eth0 connected to the network
In the same placeRequirejs and Seajs are module loaders, advocating a modular development concept, and the core value is to make JAVASCRIPT modular development easier and more natural.The differenceThe difference between the two is as follows:
Program Ideas:Horizontal centering setting1. Inline elementsSet Text-align:center2, fixed wide block elementsSet left margin value to auto3. Variable width block elementA: Add a table tag outside the element (complete, including table, TBODY, TR, TD)
Objective:After learning the jquery plugin, only to find that many of the previous website effects can be achieved with the help of jquery plug-ins, today we try to use Move.jsToday we often see full-screen websites, especially foreign websites.
How do I upload code to github?First you need a GitHub account, all you have to register first!https://github.com/We use git to install the Git tool first, which is given here and installed directly after the
Vue.jsis a very modern JavaScript MVVM library, which is built on the idea of data-driven and component-based. The Angular.js,vue.js provides a cleaner, easier-to-understand API that allows us to get started quickly and use Vue.js. This digest from:
Angularjs in the application of a wide range of applications, mainly allows us to access different content through different URLs, can implement multi-view single-page Web application. below to see how to use.About routingUsually our URL form is
front Words
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to introduce a little JS function exercises I hope that beginners to do more exercises to better grasp the function of JS, as well as to enhance the logical thinking of everyone. (I am also a slag slag want to
AB command principleApache's AB commands simulate multi-threaded concurrent requests, test server load pressures, and test the pressure of Nginx, Lighthttp, IIS and other Web servers.The AB command is very low on the computer that emits the load,
One. Come to the root directory and locate the bulid.php file to overwrite it.Rewrite method: Keep the common directory structure, the rest of the change according to needs!Two. Copy the build.php file to the application directoryAt this time the
JS IntroductionNetscape developed the original JavaScript language, and a year later Microsoft emulated JavaScript to develop JScript, and in order to make JavaScript a global standard, several companies joined the ECMA (European computer
Canvas itself does not have any ability to draw, all the drawing work is done by JS. Usually we use getElementById to get the canvas to operate in JS (which means we have to set an ID for canvas):Note It is best to set its width to canvas at the
After entering a URL in a browser, the browser undergoes the following 5 steps:1. Parsing URLs2.DNS Domain Name resolution3. The browser establishes a TCP link with the website (three handshake)4. Request and Transfer data5. Browser Rendering
EcshopProblem One: Mall home error Strict standards:only variables should be passed by reference in D:\wamp\ecshop\includes\cls_template.php on L INE 422Workaround:Find the file cls_template.php and line number of the wrong promptPut $tag _sel =
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