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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11325

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 17631

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 11335

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 - I would like to ask about the implementation principle of the percentage progress bar, how to implement this layout, and the principle of the background moving during horse racing?

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2017-06-28 09:28:03

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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Example analysis of JavaScript controlling progress bar

Course Introduction：Before we introduced the method of implementing the progress bar in JavaScript and implementing the progress bar natively, how to control the progress bar? The elements used by JS to control the progress bar are relatively simple. Just embed a span tag within a p tag. The outer layer of p is used as the background, and the inner layer of span is used for dynamic progress display, which is controlled by JS.

2017-11-21 comment 0 1495

Several methods of javascript progress bar

Course Introduction：This article introduces: Several methods of JavaScript progress bar

2016-12-16 comment 0 1172

PHP implementation of progress bar case

Course Introduction：This article mainly introduces a small case of how to use PHP to implement a progress bar. Interested friends can refer to it. I hope it will be helpful to everyone.

2018-05-16 comment 0 1251

What is the label of the html5 progress bar?

Course Introduction：The label of the html5 progress bar is "<progress>". The progress tag is used to define the progress of a running task, which is displayed in the form of a progress bar in the browser, with the syntax "<progress value="The current value of the process" max="The value that needs to be completed"></progress>".

2021-12-15 comment 0 4306

Detailed explanation of HTML5 progress bar

Course Introduction：HTML5 progress progress bar detailed explanation HTML5 progress element introduction progress is a new element of HTML5, which means defining a progress bar. It has a wide range of uses. It can be used to display the progress of file uploads, the progress of file downloads, and can also be used as a kind of loading. Use status bar. HTML5 progress progress bar syntax<progress value='70' max='100'></progress>Click here to check...

2018-06-11 comment 0 5347

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