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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.

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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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Automatically expand text area

I'm trying to make a simple auto-expanding text area. This is my code: textarea.onkeyup=function(){textarea.style.height=textarea.clientHeight+'px';} But the textarea grows infinitely as you type... I know there are Dojo and jQuery plugins It is possible to achieve this, but I don't want to use them. I looked at their implementation and originally used scrollHeight but did the same thing. You can start

2023-10-21 08:49:23

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

Experiment with sorting after query limit

So this is my first question here, please forgive me if something is wrong. I'm trying to make a sort query based on constraints. So there is a Customers table with 90 records. I want to first perform a query limited to 3 records, and then sort the results of this query by a column called ContactName. I think this might be a nested query. Nested queries run fine in SQLServer, but don't know how to implement it in MySQL. Limit query: Select*fromcustomerslimit

2023-09-05 14:46:42

CSS Grid: Create new row when child content overflows column width

I have a two column layout based on CSS grid. When the content of the second column exceeds 1fr I want to create a new row. As it currently stands, the content simply overflows the column. One requirement of this layout is that the items in the right menu column are in one row. I achieve this with: .right-menu{...grid-auto-flow:columndense;...} If I remove the grid-auto-flow attribute, the overflow stops. However, the items are now stacked into multiple rows, which is not what I want. I also tried converting .ri

2023-09-05 15:18:28

PHP full text search functionality using AND, OR and NOT operators

Newbie question: I'm trying to implement a full text search on a search string using php and eloquent. $searchstring="+(victimsuspect)+crime-covid";$searchresult=RssItem::whereRaw("MATCH(description)AGAINST('$searchstring'INBOOLEANMODE)")->ge

2023-09-05 15:06:32

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Simple and stylish pure CSS3 Tabs tab effect

Course Introduction：This is a Tabs tab effect made using pure CSS3. The Tabs tab is simple and stylish, and the underline following animation is used when switching between tabs. The overall effect is very good.

2017-03-24 comment 0 2149

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Course Introduction：简单实用的jQuery和CSS3卡片自动翻牌特效

2016-06-21 comment 0 1276

Zhiji LS7: A medium-to-large pure electric SUV with stylish and simple design and full of technology

Course Introduction：According to news on June 12, at 20:30 tonight, the JUSTFIT Zhiji new car launch conference will be officially held. It is expected that at the press conference, the Zhiji LS7 Pure rear-wheel drive model will be officially launched. This model is a medium to large pure electric SUV under the Zhiji brand. Previously announced prices show that the Zhiji LS7Pure rear-wheel drive version is priced at 309,800 yuan. Zhiji LS7 is a model with a stylish and simple appearance, with body dimensions of 5049/2002/1731mm (length/width/height) and a wheelbase of 3060mm. The front design adopts a closed grille and "L" shaped headlights. The design of three sets of ventilation openings increases the visual width of the front face. The side shape of the car body is smooth and silky, the roof line is rounded, and the whole vehicle exudes

2023-06-13 comment 0 1096

Now that we have jQuery, why does CSS3 still have animation functions? Understand the pros and cons of both

Course Introduction：Now that we have jQuery, why does CSS3 still have animation functions? Understand the advantages and disadvantages of both. With the development of the Internet and the increasing needs of users, web animation plays an increasingly important role in website design. In order to achieve various animation effects, developers can choose to use jQuery or CSS3. So, now that we have the powerful jQuery, why does CSS3 still have animation capabilities? This article will discuss the advantages and disadvantages of both and provide relevant code examples. 1. Understanding jQ

2023-09-08 comment 0 1010

A problem you need to pay attention to when using the jQuery Ajax function (memory overflow)_jquery

Course Introduction：Recently, I have discovered that jQuery is becoming more and more popular, and more and more people are using it. The most powerful highlight of jQuery is its CSS3 selector and extremely simple Ajax request call

2016-05-16 comment 0 1385

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