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  • Is forEach() in node.js synchronous or asynchronous

    Is forEach() in node.js synchronous or asynchronous

    Almost all places in the node where callback functions are used are asynchronous. The code behind the callback functions is likely to be executed first than the code in the callback functions, especially database operations. Of course, node also provides
    2025-05-13
  • IETester compatible with win7

    IETester compatible with win7

    ietester兼容win7啦，http://www.my-debugbar.com/wiki/ietester/homepageietester is a free webbrowser that allows you to have t
    2025-05-13
  • Javascript basic tutorial variables

    Javascript basic tutorial variables

    Variables in javascript are declared through the var keyword (variable). The code copy is as follows: var school = "beijingyizhong" can also give multiple values ​​to variables through the var keyword. Copy the code as follows: var school = &quo
    2025-05-13
  • Introduction to the function and usage of value and name attributes in Html

    Introduction to the function and usage of value and name attributes in Html

    1. The value used in the button refers to the text to be displayed on the button, such as confirming deletion, etc. 2. The value used in the check box refers to the value of this check box 3. The value used in the radio box is the same as the check box 4.
    2025-05-13
  • Body's attribute body tag main attribute summary

    Body's attribute body tag main attribute summary

    bgcolor=text color background=background=background picture text=text color The color of hyperlink text In order to highlight hyperlinks, hyperlink text usually uses a different color from other texts, and a horizontal line will be added to the lower end
    2025-05-13
  • Simple example of html making thin line table

    Simple example of html making thin line table

    Regarding the method of making this thin-line table, Baidu may have an answer to tell you to set these values: set border=0 cellpacing=1 bgcolor=#990033 for the table, and set the background color separately for the cell, for example: bgcolor=#fff. But ab
    2025-05-13
  • js implements the selection input filter code for select component

    js implements the selection input filter code for select component

    The js code that implements the selection input filtering function of the select component is as follows: /***The part between //****** shows the function code added to the code that does not select the input filtering function**//** * @description This p
    2025-05-13
  • angular.foreach loop method usage guide

    angular.foreach loop method usage guide

    angular has its own life cycle. When looping to a complex value of an angular listener. It is best to use the angular's own loop method. "angular.foreach" format: Copy the code code as follows: var objs =[{a:1},{a:2}];angular.f
    2025-05-13
  • Analysis on the difference between bold <b> and <strong>

    Analysis on the difference between bold <b> and <strong>

    All of us webmasters know that when doing website optimization, bolding the keywords of the article is of great benefit to optimization. But if you are careful, you will find that strong and b both play a bold role. For example, when the wordpress program
    2025-05-13
  • Javascript core reading experience types, values ​​and variables

    Javascript core reading experience types, values ​​and variables

    The operation of a computer program requires operating values ​​such as the number 3.14 or the text "hello world". In programming languages, the type of value that can be represented and operated is called data type. The most basic feature of pr
    2025-05-13
  • Keywords and reserved words sorting in Javascript

    Keywords and reserved words sorting in Javascript

    ECMA-262 describes a set of keywords with a specific purpose, which can be used to indicate the beginning or end of a control statement, or to perform a specific operation, etc. Regulations: Keywords are language reserved and cannot be used as identifiers
    2025-05-12
  • Create your own warm "big white" with HTML and CSS

    Create your own warm "big white" with HTML and CSS

    The final result is like this, isn’t it cute?…PS: You’d better have a certain understanding of HTML and CSS, but it doesn’t matter if you are a novice, it’s OK for novice to see “bigbai”! 1. Enter the /home/shiyanlou/ directory and create a new blank docu
    2025-05-12
  • HTML comment format: Let static HTML code display different content in different IE versions

    HTML comment format: Let static HTML code display different content in different IE versions

    Article introduction of Wulin.com (www.vevb.com): The comment format of HTML is that IE has made some extensions to HTML comments so that they can support conditional judgment expressions. How to make static HTML code display different content in differen
    2025-05-12
  • Data type (String) for basic Javascript tutorials

    Data type (String) for basic Javascript tutorials

    1. The string copy code code is as follows: var language = "javascript";var language = 'javascript'; Strings can use double quotes and single quotes, depending on personal preference. A string has a length attribute, which can return the
    2025-05-12
  • FF (Firefox) browser cannot execute window.close() solution

    FF (Firefox) browser cannot execute window.close() solution

    Here I recommend a little trick for Firefox browser. If you are not your own, I usually don't tell him~~~ Enter about:config in the FF browser to find dom.allow_scripts_to_close_windows to change the value to true
    2025-05-12
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