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Self-study IT network Linux load balancing video tutorial

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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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Vue.js disable/enable dropdown menu if checkbox is checked?

I'm trying to enable/disable dropdown:combination selection when my box is checked. When I add the name it works fine but when clientless is checked it doesn't work in edit name. The dropdown should be disabled because "Clientless" is selected, and should only be enabled when I uncheck the box. However, when the box is checked, the dropdown menu is enabled, and when I uncheck the box, the dropdown menu is disabled. data:{editSelect:true,},methods:{noClient(){this.editSe

2023-08-29 23:14:07

Using jQuery: Add array index value to output

I'm new to jQuery and JavaScript. Managed to get the following code to work, adding a new text input field based on the number selected by the user from the (previous) dropdown select field. <script>$(function(){varinput=$('<inputplaceholder="Enter a name or title..."type="text"required/>');varnewFields=$(

2023-09-16 09:54:22

Update the value of the dropdown filter based on the first filter's entry

I'm developing a Flask application that filters the values of a Mysql database table and based on the selected value of the first dropdown, it will update the value of the second dropdown. Finally returning some data now the code is working but there seems to be a bug in the code such that when I make a new selection from the first dropdown it populates the second dropdown with the value of the first dropdown as well as the expected value List the values of the second dropdown It's not supposed to do this, I want it to only populate the second dropdown with the expected value and not add the value of the first dropdown along with it. This is my flask should

2023-09-08 17:44:19

When the selection event changes, the CSS animation triggers the corresponding effect.

I'm trying to make a React app, right now I have a select input box with some Pokémon in it, what I need to do is whenever the selection changes (i.e. the Pokémon changes) the Pokémon sprite does a little shaking animation. Currently I just have a sprite that changes and an audio that plays when the selection value changes. How can I implement this functionality? I've tried using onChange and styled-components to change the style of it but can't get it to work, the animation only fires when the page loads. This is my current code: Select.ts:i

2024-04-01 09:16:28

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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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 8177

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 1726

Based on jQuery, the select drop-down selection can be input and the source code is downloaded_jquery

Course Introduction：The general select drop-down box cannot be entered and can only be selected by everyone. Today I will share with you the implementation of select drop-down box based on jQuery that can be entered and the source code is attached for download. Friends who need it can refer to it.

2016-05-16 comment 0 1686

js fillable optional drop-down box_form effects

Course Introduction：Fillable optional drop-down box for easy selection

2016-05-16 comment 0 967

jQuery implementation of drop-down box image selection function example_jquery

Course Introduction：This article mainly introduces the jQuery implementation of the drop-down box image selection function, which can realize the drop-down list function with images. It involves the use of the jquery plug-in imageselect.js. Friends who need it can refer to the following

2016-05-16 comment 0 1893

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