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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11273

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 17598

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 11309

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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css3 - How to achieve the effect of each part of the page appearing as the scroll bar slides down?

I looked at a website. As the scroll bar slides down, every part of the page has the same effect as when it was first loaded. After refreshing again, these effects will reappear. How is this done? Is it written in the load of jquery? It is similar to the homepage of this website http://www.itxdl.cn/bra...

2017-06-05 11:10:23

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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How to achieve the pull-down refresh and pull-up loading effect of the list in the WeChat applet?

Course Introduction：This article mainly introduces the WeChat applet in detail to implement list pull-down refresh and pull-up loading. It has certain reference value. Interested friends can refer to it.

2018-06-08 comment 0 2186

jQuery simulates the original ecological App pull up to refresh and pull down to load more pages and its principles_jquery

Course Introduction：In many Apps, news or display categories have the effect of pull-down to refresh and pull-up to load. How to implement pull-up to refresh and pull-down to load more pages? The editor below will introduce to you the jQuery simulation of the original ecological App by pulling up to refresh and pulling down to load more pages and its principles through the following content. Friends in need can refer to the following

2016-05-16 comment 0 1962

A brief discussion on how to implement pull-down refresh and load more effects in mini programs

Course Introduction：This article will introduce to you several methods to achieve the pull-down to refresh and load more effects in WeChat mini programs. Almost all apps have pull-down refresh and load more effects. I hope you can master them!

2021-06-30 comment 0 6915

UniApp Design and Development Guide for Implementing Customized Refresh and Loading Effects

Course Introduction：UniApp Design and Development Guide for Implementing Customized Refresh and Loading Effects Introduction: UniApp is a cross-platform application development framework based on Vue.js. It can run a set of code on multiple platforms at the same time, such as iOS, Android, H5 wait. In mobile application development, pull-down to refresh and pull-up to load more are very common functions. Although UniApp has provided some default pull-down refresh and pull-up loading effects, sometimes we may need to customize effects or styles to meet specific needs.

2023-07-06 comment 0 1796

WeChat applet list pull-down refresh pull-up load example code

Course Introduction：This article mainly shares the WeChat applet to implement pull-down refresh and pull-up loading of the list. It has certain reference value. Interested friends can refer to it. I hope it can help everyone.

2018-02-03 comment 0 3486

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