Programmer Group

Download address: https://ckeditor.com/ckeditor-4/download/ 1. Method of use: 1. Introduce ckeditor core file ckeditor.js into the page 2. Insert HTML control <textarea> where the editor is used <textarea id="Contents" class="layui-textarea editor1" name="Contents" style="width:99%;height:50%;"></textarea> 3. Create ckeditor e ...

Catalog 1.xpath tool (parsing) 2.lxml library and xpath usage day04 1.requests module method get() parameter Query parameters: params - Dictionary Agent: proxies - Dictionary General Agent: {Protocol': "Protocol: //ip Address: Port Number"} Private Agent: {Protocol': "Protocol: //User Name: Passw ...

In SE5, we often use arrays or class array objects to manipulate data, but for some developers who are used to collections such as java, there is always a little less sense. SE6 provides Set s and Map s. It not only fundamentally provides solutions to some problems (such as data non-duplication), but also greatly improves performance. To under ...

Class introducing javascript classes class-like structures in ecmascript5 // Create a constructor function PersonType(name) { this.name = name; } // Adding methods to the prototype of constructor PersonType.prototype.sayName = function() { console.log(this.name); }; // Create an instance person of PersonType let per ...

The so-called Url format of "data" type was proposed in RFC2397 for the purpose that some "small" data can be embedded directly in the Web page, rather than loaded from external files. For example, for the img Tag, even if the image is very, very small to only one point, it is to be read from another external image file, su ...

DOM Content Loaded, readystatechange, doscroll loading events faster than onload Sometimes we think that onload is executed after all elements have been loaded, but sometimes we don't want to wait that long to execute. Maybe some businesses need to execute immediately after DOM elements have been loaded. At this point, you need a faster ev ...

Chapter 4: Document Object Model (DOM) operations Generally speaking, DOM implementation and JavaScript implementation in a browser are two separate modules. JavaScript is an independent scripting language, and its own specification does not contain DOM. Therefore, the engine of JavaScript is an independent part. The part of DOM ...

There's nothing more frustrating than testing and working applications, only opening it one day and finding it... doesn't work. This is Sencha. Touch developers will have recent experience because the latest Chrome update (Chrome 43) has caused some errors in the Encha Touch application. This problem arises if you try to view the latest sys ...

Layout in HTML: absolute, relative, fixed, static 0 Collection (1) The content of positioning in CSS is: position:relative | absolute | static | fixed Static (static) has no special settings. It follows basic positioning rules and cannot be hierarchically graded by z-index, which is the default value.Relative object can not be overlap ...

Rich text editor, which has a very convenient function, copy a picture and paste it into the text box, the picture was uploaded, then how to achieve this convenient function? Note: Pay more attention to the red font part!!! Principle analysisExtraction operation: copy => paste => upload In this process, what we need to do is: listen ...