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  • Analysis of 10 common reasons for W3C standard verification failure

    Analysis of 10 common reasons for W3C standard verification failure

    W3C validation is sometimes difficult to use, but with it you can see errors caused by layout design. The validator throws a lot of errors and warnings, indicating that your XHTML is not yet complete and may not function consistently across different brow
    2025-01-02
  • Objects

    Objects

    ​As we know from the chapter Data types, there are eight data types in JavaScript. Seven of them are called “primitive”, because their values contain only a single thing (be it a string or a number or whatever).
    2025-01-02
  • What is css word spacing

    What is css word spacing

    The word-spacing attribute is used to set the distance between tags or words in HTML pages. This attribute is valid for English, but not for Chinese. There are three types of word-spacing attribute values, Normal, length value and percentage.
    2025-01-02
  • 11 Tips for Improving WordPress Speed ​​and Performance

    11 Tips for Improving WordPress Speed ​​and Performance

    Website performance is a key factor in any successful website. Now that WordPress is becoming more popular than ever, here are 11 tips to improve WordPress speed and performance that may be useful to you.
    2025-01-02
  • css weight calculation rules

    css weight calculation rules

    Use a four-digit string to represent the weight. Each number represents a level, with levels decreasing from left to right, with no carry between levels. The inherited style has a weight of 0. Inline styles have greater weight than all selectors.
    2025-01-02
  • CSS Tutorial Super Quick Start Tutorial

    CSS Tutorial Super Quick Start Tutorial

    CSS is a computer language used to express file styles such as HTML (an application of Standard Generalized Markup Language) or XML (a subset of Standard Generalized Markup Language).
    2024-12-31
  • What are the characteristics of XHTML compared with HTML?

    What are the characteristics of XHTML compared with HTML?

    HTML is a basic WEB web page design language. XHTML is a markup language based on XML. It looks somewhat similar to HTML, with only some small but important differences. XHTML is an XML that plays a role similar to HTML. So, in essence, XHTML is a transit
    2024-12-31
  • Cool Web Scrollbars - Customize scroll bars for web pages

    Cool Web Scrollbars - Customize scroll bars for web pages

    Cool Web Scrollbars has a simple and clear operation interface, which is clear at a glance:
    2024-12-31
  • 21 rules for converting PSD web templates into XHTML

    21 rules for converting PSD web templates into XHTML

    1. Each psd source image has three color schemes. It is required to cut the images separately according to the same specifications, and the images in the same area cut out by the three colors must be named the same.
    2024-12-31
  • Using advanced CSS3 selectors in IE

    Using advanced CSS3 selectors in IE

    IE does not support CSS3 advanced selectors, including the latest IE8 (see "Browser Support for CSS Selectors" for details), but CSS selectors are indeed very useful. It can greatly simplify our work and improve our code. efficiency, and allows
    2024-12-31
  • How to use HTML5 on your site now

    How to use HTML5 on your site now

    Although the HTML5 standard is still a draft and is still being discussed in the hands of standards organizations, important parts have been implemented by many modern browsers. Apple Safari, Google Chrome, Mozilla Firefox, Opera and Microsoft IE9 all alr
    2024-12-31
  • Practice internal skills to optimize the internal links of your website

    Practice internal skills to optimize the internal links of your website

    Internal links of the website are links under the website domain name, such as links between columns and web pages, etc. Optimizing internal links will improve users' actual experience of website browsing and help enhance the competitiveness of the we
    2024-12-31
  • Object references and copying

    Object references and copying

    One of the fundamental differences of objects versus primitives is that objects are stored and copied “by reference”, whereas primitive values: strings, numbers, booleans, etc – are always copied “as a whole value”.
    2024-12-31
  • Standardization of css code

    Standardization of css code

    Use four spaces for indentation. Add a space before the opening brace of each declaration block. The closing curly brace of a declaration block should be set individually. Each declaration statement: insert a space after, and no space before. All declarat
    2024-12-31
  • What is the flex-grow property in css

    What is the flex-grow property in css

    Flex-grow refers to expanding the width occupied by flex items. The expanded space is the remaining blank space after excluding the elements. Negative values ​​are not supported, and the default value is 0, which means that the remaining white space is no
    2024-12-31
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