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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11319

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 17629

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 11331

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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8 Bootstrap corporate website templates (source code free download)

Course Introduction：Good-looking and practical corporate website templates can improve your website building efficiency. Below, PHP Chinese website will share with you 8 Bootstrap corporate website templates, all of which can be downloaded for free. Everyone is welcome to use them! For more enterprise website source code templates, please pay attention to the enterprise website source code column of PHP Chinese website!

2021-08-24 comment 0 23066

What are the app production websites (recommended mobile web design and production software)

Course Introduction：But don’t know how to make it? Want to build your own website? Today, so that you can quickly have a website of your own, I will share with you some ways to build a website. There are many ways to make a website, in fact. 1. Use WeChat mini program development. If you want to have a responsive website, because the websites they develop are relatively simple and do not have many technical requirements, then you can choose to use WeChat mini program development. Now many mini program development companies are choosing This way of development. 2. Use a template website, but it takes a long time to make a website using a template website. For example, some companies prefer to use template websites. Template websites are a way to quickly build websites, and they require certain design knowledge, so that they can be quickly produced. a website.

2024-03-26 comment 0 549

Which front-end web company to choose in Lu'an

Course Introduction：With the advent of the Internet era, websites have become an important window for enterprises to display their image and business capabilities. As the primary part of a corporate website, front-end web design and development has attracted even more attention in the Lu'an area. However, the numerous front-end web design and development companies on the Lu'an market make it difficult for customers to choose. Today we are here to summarize some key elements for choosing a front-end web design and development company. We hope it will be helpful to everyone. 1. Consider company size from the perspective of company size. Company size is an important aspect when considering front-end web design and development companies. Advantages of choosing a large company

2023-05-26 comment 0 632

How to analyze competitor websites?

Course Introduction：Methods to analyze competitors' websites: 1. Look at the whois information and domain name: We can see a lot of things: whether the website is registered by a company or an individual, whether the website is maintained by an individual or a team, etc. 2. Observe the size of the website: mainly look at the size of the website, whether the website is a corporate marketing site, etc.

2019-05-25 comment 0 3274

SF Holding: Revenue in the first quarter of 2024 will be approximately 65.341 billion yuan, a year-on-year increase of 7.03%

Course Introduction：According to news from this site on April 29, SF Express Holdings announced today that the company's total package volume in the first quarter of 2024 reached 2.973 billion, and its operating income reached 65.341 billion yuan, a year-on-year increase of 7.03%. ▲Indicators for the first quarter of 2024. This site learned from the announcement that SF Holding completed the sale and delivery of the Fengwang business in the franchise model at the end of June last year. Excluding the Fengwang business, the total package volume increased by 12.96% year-on-year, and the operating income increased by 8.20% year-on-year. %. Among them, the express logistics segment revenue increased by 6.30% year-on-year. Excluding Fengwang business, revenue increased by 7.87% year-on-year; the supply chain and international segment revenue increased by 6.40% year-on-year, mainly due to the stabilization of international air and sea transportation demand and the year-on-year increase in freight rates. , as well as the company's deepening of business integration and continuous development

2024-04-30 comment 0 650

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