karma js tutorial

# liao Xuefeng JS Tutorial Learning record--action form #Using JavaScript to manipulate forms and manipulate the DOM is similar, because the form itself is also a DOM tree.Use JavaScript to manipulate the form to get user input, or to set new content on an input box.The main types of input controls for HTML forms are the following:-text box, corresponding to the ' -Password box, corresponding to the ' -Radi

Gitbook is a command-line tool (node. JS Library) that we can borrow to make beautiful books using Github/git and markdown, but it's not a tutorial on git.Supports multiple formats for outputGitbook supports the output of multiple document formats, such as: Static site: Gitbook The default output of this format, the resulting static site can be directly hosted on the GitHub pages service; PDF:

Online about cocos2d engine font use of the tutorial can be said to be flying everywhere I don't say, this article mainly explains how to use third-party. TTF fonts.Cocos2d-js Web and JSB version, first of all to explain how the Web version using the third-party Xxxx.ttf font, you need to load fonts in resource, the format is as follows:var g_resource = [.... omitted here Other{Type: "Font",Name: "Arial Bol

Pdf. js tutorial The charm of the pdf. js framework is implemented for HTML5, without any local support, and the browser compatibility is also good. There is only one requirement: the browser supports HTML5! (However, for earlier versions of IE, we can only mourn !) It is said that IE9 and above are OK, because I use IE11 locally, so I only tested it on IE11 and

This article mainly introduces Node. the js development tutorial is based on the OnceIO framework for file upload and verification. It is very good and has reference value. If you need it, you can refer to OnceIO as an OnceDoc Enterprise Content (online disk) the underlying Web framework, which can realize full cache of template files and static files. It does not require I/O operations and supports Client

JavaScript: exploring the scope and accessibility of js variables. Javascript tutorial Every language has the concept of variables, which are an element used to store information. For example, the following function:1 function Student (name, age, from)2 {3 this. name = name;4 this. age = age;5 this. from = from;6 this. ToString = function ()7 {8 return "my information is name:" + this. name + ", age:" + thi

For more information about javascript Object operations, see. This is an entry-level tutorial. 1: constructor Method [Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute] Note: 1: A Dog object is defined here (in javascript, a function is an object. function Dog (name, weight) is also a constructor ), creates an object instance dog with the new keyword. 2:

1. Setting the screen adaptation policy (Resolutionpolicy) If you haven't used Resolutionpolicy, Just after the game loading process is complete (in the Cc.game.onStart function callback), call the following code: Cc.view.setDesignResolutionSize (320,NBSP;480,NBSP;CC. Resolutionpolicy.show_all); The first two parameters of the Setdesignresolutionsize function are the game resolution you want to use in your code, and the third parameter is the adaptation scheme you choose. There are 5 adaptation

This article mainly introduces Node. in js, the Request module provides a basic tutorial on how to process HTTP requests. The request also supports OAuth signature requests, which are very powerful. If you need them, refer to the following section to introduce a Node. js module -- request. With this module, http requests become super simple. The Request is si

Vue. js integrates the pull-up loading drop-down refresh instance tutorial in vux, vue. jsvux Preface Vux is a mobile page UI component library developed based on Vue and Weui. It was originally developed to meet the company's end form requirements, because the third-party questionnaire form system is ugly on the mobile phone (or the PC style is adapted to the size ). As a result, the form component was rec

end of the implementation of the component reuse, here we also write an example, the code is as follows:Here we create a search component, and then we create a page component, and then we call the search component in the page component, and we call two times, where we pass the value through the property searchtype, and we finally show the resultVi. Summary of ReactjsAbout Reactjs today first learned here, the following to summarize, the main points are as follows:1. Reactjs is based on componen

state of the thread and restores its control over the CPU to continue execution. This I/O pattern is the usual synchronous I/O (synchronous I/O). asynchronous I/O: When a thread encounters an I/O operation, it does not block the completion of the I/O operation or the return of the data, but simply sends the I/O request to the operating system and proceeds to the next statement. When the operating system completes an I/O operation, the thread that notifies the I/O operation as an event

Public number third-party platform development tutorial Create a third-party platform for the publicPublic number third-party platform development Tutorials two component_verify_ticket and Accesstoken accessPublic number third party platform development Tutorials III Public License third party platformPublic number third-party platform development tutorial four-generation public number Launch page authoriza

MiracleSnow web page design HTML5 + CSS3 + JS full video tutorial, miraclesnowhtml5 Finally, I finished the course. Although the time was too long, it was still the beginning and end. This was recorded by myself in the YY lecture and I spoke about the basis of web design, this is also the first time I have given lectures to so many people.The first few videos and courseware are separated, and the last few v

JS Tutorial: JavaScript Date Object usage Let's take a look at an example and return the current date and time. Example two gettime () Results. It ' s been:38.89412106846144 years since 1970/01/01! Okay, let's look at the date tutorial ' Finish Date Object referenceFor a complete reference of all the properties and methods that can be used with

[Js master path] html5 canvas animation tutorial, Note: If the Code following this article loads ball. js, use this article [js master path] html5 canvas animation tutorial-ball. js code for constant speed motion. Boundary rebound

Jquery contains two each values: $ (). the other value of each is $. the difference between each is that the first is the built-in function of the jquery object, and the other is the object's traversal function. jquery contains two each values: $ (). the other value of each is $. the difference between each is that the first is the built-in function of the jquery object, and the other is the object's traversal function. It is generally used to obtain different object data in ajax for traversal.

This article is an introduction to the nodejs tutorial series. It mainly describes the features of nodejs, the module mechanism CommonJs (module reference, module definition, Module Identification, module implementation), packages, and NPM, this is a very detailed article. Preface If we don't want to learn nodeJs, we will get old... when the HTML5 waves hit us, many of our predecessors started the NodeJs journey, and at that time I was still working

I. Methods of UseThe Particle animation Library plugin is very simple to use, first to introduce the Particles.js file in the page.Use a div in the page as a container to place particles.You can then invoke the particle plug-in as follows:Particlesjs (' Particles-js ', {Particles: {Color: ' #fff ',Shape: ' Circle ',Opacity:1,Size:4,Size_random:true,nb:150,Line_linked: {Enable_auto:true,DISTANCE:100,Color: ' #fff ',Opacity:1,Width:1,Condensed_mode: {En

, and its method does not refer to the object of this. Secure objects are best suited for use in some secure environments where this and new are prohibited, or when data is being altered by other applications, such as mashup programs. The secure constructor follows a pattern similar to the parasitic constructor, but has a difference of two points: one is that the instance method of the newly created object does not refer to this, and the second is not to call the constructor with the new operato