


A selection of 10 jQuery plugins for building good, easy-to-use websites_jquery
Embedded help system
看过该插件demo后,感叹道,真是太棒了!
点demo里的How to下面的几个链接看看效果:)
Embedded Help System如其名,能将帮助信息集成到网页中,告诉用户一步一步怎么操作,易用性非常好!
jRating 评分插件
jRating 是一个ajax评分插件,得益于插件的众多options和方法,它非常简单易用 !比如,你可以设置五角星的数量或者最大的得分等。
jNotify- jQuery Plugin
使用jNotify你可以只需要一行代码就能显示提示信息,简单快捷易用!
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Signature Pad 签名板
一个使用html 5 canvas的jquery插件,你可以在这个canvas里签名,并且保存为json,以便于以后重新生成(regeneration)
Snippet jQuery Plugin
Snippet 是一个代码高亮插件
CLEditor – jQuery plugin
CLEditor 是一个轻量级、浏览器兼容、可扩展的开源WYSIWYG 编辑器,可以非常方便的集成到网站中
jDownload – jQuery Plugin
jDownload 是一款为下载提供额外信息的jquery插件。或许你会想,下载不就一个链接吗,用户直接点击就可以了!
看过这个插件后,你会惊讶的发现,原来还能这样处理!
这个插件在用户点击下载的时候会弹出一个框子,告诉文件的名称、类型、大小等信息,用户可以选择下载或者取消,是一种非常好的用户体验。
jQuery color plugin xcolor
颜色选择插件,就不多说了
Quovolver – jQuery Plugin
Quovolver 是一款可以让quotes 更为优雅显示的插件
Catch404
When a user clicks on a link on a web page, if the link reports 404, then the plug-in will be powerful. See its introduction:
Catch404 jQuery Plugin displays a friendly pop up message saying that it's not available without your users even having to leave the current page. You can easily customized message and include other options like link to Home Page, Search Page, etc.

The main uses of JavaScript in web development include client interaction, form verification and asynchronous communication. 1) Dynamic content update and user interaction through DOM operations; 2) Client verification is carried out before the user submits data to improve the user experience; 3) Refreshless communication with the server is achieved through AJAX technology.

Understanding how JavaScript engine works internally is important to developers because it helps write more efficient code and understand performance bottlenecks and optimization strategies. 1) The engine's workflow includes three stages: parsing, compiling and execution; 2) During the execution process, the engine will perform dynamic optimization, such as inline cache and hidden classes; 3) Best practices include avoiding global variables, optimizing loops, using const and lets, and avoiding excessive use of closures.

Python is more suitable for beginners, with a smooth learning curve and concise syntax; JavaScript is suitable for front-end development, with a steep learning curve and flexible syntax. 1. Python syntax is intuitive and suitable for data science and back-end development. 2. JavaScript is flexible and widely used in front-end and server-side programming.

Python and JavaScript have their own advantages and disadvantages in terms of community, libraries and resources. 1) The Python community is friendly and suitable for beginners, but the front-end development resources are not as rich as JavaScript. 2) Python is powerful in data science and machine learning libraries, while JavaScript is better in front-end development libraries and frameworks. 3) Both have rich learning resources, but Python is suitable for starting with official documents, while JavaScript is better with MDNWebDocs. The choice should be based on project needs and personal interests.

The shift from C/C to JavaScript requires adapting to dynamic typing, garbage collection and asynchronous programming. 1) C/C is a statically typed language that requires manual memory management, while JavaScript is dynamically typed and garbage collection is automatically processed. 2) C/C needs to be compiled into machine code, while JavaScript is an interpreted language. 3) JavaScript introduces concepts such as closures, prototype chains and Promise, which enhances flexibility and asynchronous programming capabilities.

Different JavaScript engines have different effects when parsing and executing JavaScript code, because the implementation principles and optimization strategies of each engine differ. 1. Lexical analysis: convert source code into lexical unit. 2. Grammar analysis: Generate an abstract syntax tree. 3. Optimization and compilation: Generate machine code through the JIT compiler. 4. Execute: Run the machine code. V8 engine optimizes through instant compilation and hidden class, SpiderMonkey uses a type inference system, resulting in different performance performance on the same code.

JavaScript's applications in the real world include server-side programming, mobile application development and Internet of Things control: 1. Server-side programming is realized through Node.js, suitable for high concurrent request processing. 2. Mobile application development is carried out through ReactNative and supports cross-platform deployment. 3. Used for IoT device control through Johnny-Five library, suitable for hardware interaction.

I built a functional multi-tenant SaaS application (an EdTech app) with your everyday tech tool and you can do the same. First, what’s a multi-tenant SaaS application? Multi-tenant SaaS applications let you serve multiple customers from a sing


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