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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11429

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

Course Advanced 17720

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

Course Advanced 11417

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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javascript - Waterfall sequence problem

Recently I came across a strange requirement: the pages need to be arranged in a given order, and a waterfall flow layout needs to be implemented; but I don’t think the principle of waterfall flow is based on which column has the shortest height? Personally I feel it is impossible to achieve. So I dare to ask all the masters if there is really such a method...

2017-05-19 10:37:45

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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Use uniapp to achieve waterfall flow layout effect

Course Introduction：Use Uniapp to achieve waterfall flow layout effect. Waterfall flow layout is a common web page layout form. Its characteristic is that the content is arranged in irregular columns to form a waterfall flow-like effect. In mobile development, the Uniapp framework can be used to easily achieve waterfall flow layout effects. This article will introduce how to use Uniapp to implement waterfall flow layout and provide specific code examples. 1. Create the Uniapp project. First, we need to install the HbuilderX development tool on the computer.

2023-11-21 comment 0 1872

Why Does an Absolutely Positioned Flex Item Remain in Normal Flow in IE11?

Course Introduction：Absolutely Positioned Flex Item Remains in Normal Flow in IE11In a flexbox layout with three divs, two containing content and one positioned...

2024-12-17 comment 0 236

Why Does an Absolutely Positioned Flex Item Affect Layout in IE11?

Course Introduction：Absolutely Positioned Flex Item Included in Normal Flow in IE11In a flexbox layout, elements are arranged in a row or column based on their flex...

2024-12-16 comment 0 816

How Can I Make Rotated CSS Elements Correctly Influence Their Parent's Height?

Course Introduction：Rotated Elements in CSS: Influencing Parent Height CorrectlyIn CSS, it's possible to rotate elements without affecting the layout or flow of the...

2024-12-12 comment 0 342

How to use Layui to achieve picture waterfall flow display effect

Course Introduction：How to use Layui to achieve the waterfall flow display effect of pictures. Waterfall flow layout is a common web page layout, which is very common when displaying a list of pictures or a list of products. This article will introduce how to use the Layui framework to achieve the waterfall flow display effect of pictures. 1. Introducing the Layui framework First, we need to introduce the CSS and JS files of the Layui framework into the HTML page. It can be imported through CDN or downloaded locally. Suppose we place the Layui framework file in the layui folder of the project, code

2023-10-26 comment 0 1306

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