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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11328

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

Course Advanced 11338

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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How to delete pairs selected into own table

I have joined a table myself and I have the duplicate pairs highlighted in the image below, how can I remove them? selectDITINCTA.nameasname1,B.nameasname2from(selectname,ratings.*fromreviewersinnerjoinratingsonreviewers.id=ratings.reviewer_id)A,(selectname,ratings.*fromreviewers

2024-04-01 16:39:46

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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jQuery makes merge/append array deduplication function

Course Introduction：This time I will bring you jQuery's merge/append array deduplication function. What are the precautions for jQuery's merge/append array deduplication function? Here is a practical case, let's take a look.

2018-06-08 comment 0 1409

PHP code to remove duplicate image files

Course Introduction：PHP code to remove duplicate image files

2016-07-25 comment 0 1318

Detailed explanation of jQuery's simple implementation of array deduplication and sorting operations

Course Introduction：This article mainly introduces jQuery's simple implementation of array deduplication and sorting operations. It analyzes the related operation skills of jQuery's unique method to deduplicate arrays and the sort method in the form of examples. Friends who need it can refer to it. I hope it can help everyone.

2018-05-11 comment 0 2263

jQuery's method to achieve tag note deduplication effect_jquery

Course Introduction：This article mainly introduces the jQuery method to achieve the deduplication effect of tag notes, and analyzes the implementation techniques of html pages and js codes in more detail. It is of great practical value. Friends who need it can refer to it.

2016-05-16 comment 0 1058

Use jQuery to deduplicate and sort arrays

Course Introduction：What I bring to you this time is to use jQuery to deduplicate and sort arrays. We know that jQuery can operate arrays. This article will give you a detailed analysis.

2017-12-30 comment 0 3303

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