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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11366

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Shangxuetang MySQL video tutorial

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Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Band of Brothers front-end example display video tutorial

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Course Introduction："Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.

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Need a jquery script to move selected options from a select box based on the end user's current selection

I have an HTML page where the end user can rank our items via a select box element. See the fiddle to see a simple demo: https://jsfiddle.net/Balkanlii/ghecv1j8/1/ I want to build a jquery script that in the event the same ranking is selected a second time (if the end user changes their mind etc.) will change the selected option. So: Suppose item 1 is selected as number 1, then when the end user comes to item 2 and decides to set this item as number 1, he should only select option 1 here while

2024-04-04 18:40:04

How to connect html dropdown in form with php mail?

Check this html with php code. How to do this? I am a beginner. I'm making a contact form with a dropdown menu for selecting a specific doctor's email address. I'm working with templates and don't have much experience with PHP. HTML code: <divclass="col-md-6form-groupmb-5"><labelfor="package">Package*</label&g

2024-03-28 10:36:26

Event binding on dynamically created elements?

I have some code where I loop through all the select boxes on the page and bind the .hover event to them to adjust their width on/off on mouse. This happens after the page is ready and working fine. The problem I'm having is that any select boxes added via Ajax or DOM after the initial loop don't have the events bound. I've found this plugin (jQueryLiveQueryPlugin), but before I use the plugin to add another 5k to my page, I wanted to see if anyone knows how to do this, either directly using jQuery or

2023-08-23 15:04:33

Why does Vue DOM change so slowly?

I have a list with 2000 input checkboxes. When selecting them all at once, there is a noticeable delay of about 2 seconds (and the browser freezes). This seems to be the case with Vue and React, but not with Svelte, jQuery or vanilla. With over 5k checkboxes it becomes a very annoying 3-5 second blocker... why does the re-render take so long? How can I overcome this update delay using Vue.js? (Pagination or lazy-loading solutions don’t really solve the problem; they just avoid it.) Here’s what

2024-03-26 10:09:21

Ways to fix issue 2003 (HY000): Unable to connect to MySQL server 'db_mysql:3306' (111)

I recently tried to containerize my FastAPIPython server (also for replication/doubling purposes). Before, I had just a MySQL server in a Docker container and everything was fine, but when I also made my web server a service, it couldn't connect to the MySQL server, so now the application doesn't work. Below is the code snippet of the server database initialization connector in the application fromfastapiimportFastAPIimportmysql.connectorapp

2023-09-05 11:18:47

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Angularjs implements select drop-down box sample code with search and filter function

Course Introduction：This article mainly introduces the detailed process and sample code of implementing the select drop-down box with search and filter function in Angularjs. The article introduces it in detail through examples. I believe it will have certain reference value for everyone to learn to use Angularjs. Friends in need You can take a look together.

2016-12-29 comment 0 1504

How to Create a Dropdown Select with Images as Options Without JavaScript?

Course Introduction：How to Create a Dropdown Select with Images as OptionsYou want to implement a dropdown select that features images instead of text for its...

2024-11-08 comment 0 692

jQuery implements a very practical and beautiful select drop-down menu selection effect_jquery

Course Introduction：This article mainly introduces jQuery to implement a very practical and beautiful select drop-down menu selection effect. It simulates the select drop-down selection effect through jQuery, and has the function of clicking to select the drop-down item to enter the input box. It is very beautiful and practical. Friends who need it can refer to the following

2016-05-16 comment 0 1748

Dynamically generated form implementation method

Course Introduction：A form generator with data collection, verification and submission functions, including check boxes, radio boxes, input boxes, drop-down selection boxes and other elements, as well as time selection, date selection, color selection, and file/picture upload functions.

2018-02-28 comment 0 8196

HTML, CSS and jQuery: Make a multi-select dropdown menu with checkboxes

Course Introduction：HTML, CSS and jQuery: Making a multi-select drop-down menu with checkboxes As the Internet continues to develop, web design and interactive experience are becoming more and more important. In the past, using mouse clicks to make selections was a common interaction method. However, with the diversification of user needs, we need more flexible and intelligent interaction methods. This article will introduce how to use HTML, CSS and jQuery to make a multi-select drop-down menu with checkboxes. First, we need to create a basic HTML structure containing a

2023-10-27 comment 0 1851

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