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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11450

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 17735

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 11438

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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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

Shortest way to convert all PHP types to string

I'm writing a general system that I hope can one day be applied to fields like medicine (i.e. it's "scientific"). I think the best way is to represent all the data in php with strings (true will be "true", false will be "false" and so on). The reason for this is that in php any value has a unique string representation (such as the php code itself). I post this question to speed up the design process of this program. Some values are easily converted to strings: numbers, booleans, etc. Some are not easy: objects, arrays, resources. I think the transfer object and

2023-09-05 15:34:44

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Share the JQuery plug-in that supports text box and password box placeholder effects under IE_jquery

Course Introduction：This article mainly introduces the sharing of JQuery plug-ins that support text box and password box placeholder effects under IE. This article gives the plug-in source code and usage examples. Friends in need can refer to it.

2016-05-16 comment 0 1104

js implements lightweight prompt plug-in based on regular expressions_javascript skills

Course Introduction：This article mainly introduces a lightweight prompt plug-in based on regular expressions, a text box detection plug-in with strong compatibility and lightweight files. It is recommended to everyone. Friends in need can refer to it.

2016-05-16 comment 0 1481

How to use wordpress music plug-in

Course Introduction：WordPress has many music plug-ins, and different plug-ins are used in different ways. For example, the NetEase Cloud plug-in of WordPress calls: Create a new page: Enter [nm] in the text box, create a new template, or directly select the page to be used in the background.

2019-07-12 comment 0 4026

Jquery implements textarea adaptive height according to text content_jquery

Course Introduction：What this article shares with you is Jquery's implementation of textarea's adaptive height according to the text content. These are very practical in daily projects, so I took the time to encapsulate a plug-in that allows the text box to adapt its height according to the input content. I recommend it to my friends here.

2016-05-16 comment 0 1327

How to change visual studio code to Chinese?

Course Introduction：Method: First open visual studio code, use the shortcut key "Ctrl+Shift+X"; then enter "Language Packs" in the "Extended" view text box on the left, select the required Chinese language plug-in to install, after the installation is completed, a message will appear in the lower right corner A restart button will pop up, click Restart.

2020-11-19 comment 0 175187

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