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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11327

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 17632

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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Why is the app high defense server preferred when deploying the app?

As HTML5 code matures, more and more users are building app servers. Since the app installs common materials and caches on the mobile device and then reads the content on the server, the loading speed is faster than the mobile website and the user stickiness It is also relatively powerful, so the configuration selection is different from traditional web servers. So how to deploy the app server? Why should you choose app high defense server when deploying? Here the editor of 170yun will explain: 1. Line: When choosing a mobile APP server, we must consider the mobile phone used by the user, which is generally divided into telecommunications

2020-03-16 14:46:27

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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PHP Tips: Mobile phone privacy protection, hide the middle four digits of your mobile phone number

Course Introduction：Title: PHP Tips: Mobile Phone Privacy Protection, Hide the Middle Four Digits of a Mobile Phone Number, Specific Code Examples Needed In today's society, mobile phones have become one of the indispensable tools in people's lives. However, with the rapid development of the information age, mobile phone privacy security issues have become increasingly important. Sometimes we need to display mobile phone number information on web pages, databases or logs. In order to protect user privacy, we usually hide the four digits in the middle of the mobile phone number. As a scripting language widely used in website development, PHP provides a variety of powerful

2024-03-28 comment 0 1261

WordPress website building: the perfect choice from scratch

Course Introduction：WordPress Website Building: The Perfect Choice for Starting from Scratch WordPress is a very popular website building tool that is easy to use and suitable for both novices and professionals. In this article, we will introduce how to build a WordPress website from scratch, including specific code examples and steps. Step One: Choose a Host and Domain Name Before building a WordPress website, we need to choose a host and a domain name. The host provides website storage space and technical support, and the domain name is the address of the website.

2024-03-05 comment 0 1023

Can the LBank exchange app still be used?

Course Introduction：Yes, LBank Exchange App can still be used. Domestic users can download the Apk file through the LBank official website and follow the following steps to register: Apple devices: Download the Apk file from the LBank official website. Android devices: Download the Apk file from LBank official website, which allows installation of applications from unknown sources. Open LBankApp, select mobile phone registration, enter your mobile phone number and get the verification code. Enter the verification code and password, and set the fund password and secure email. Click "Register" to complete registration.

2024-12-07 comment 0 982

PHP代码判断设备是手机还是平板电脑(两种方法)_PHP

Course Introduction：随着互联网移动设备的普及，很多网站都兼容手机端浏览，为了更好的让网页在手机端显示，我们都选择了使用CSS媒体查询制作响应式模版。本文给大家介绍PHP代码判断设备是手机还是平板电脑(两种方法)，感兴趣

2016-05-30 comment 0 1132

How to remotely control the child's mobile phone to turn off?

Course Introduction：How do parents remotely control their children's mobile phones? 1. Here are some methods: Use parental monitoring software Parental monitoring software is currently a commonly used method to remotely control your children's mobile phones. Parents can use these software to realize real-time monitoring, remote control, application management and other functions of their children's mobile phones. 2. According to the encyclopedia, if you want to use your mobile phone to control your children's Internet access at home, you can use the following methods: Home network control software: Install home network control software, such as parental control, family guardian, etc., which can be remotely managed and managed through your mobile phone. Monitor children's online behavior, set Internet time limits, block inappropriate websites, etc. 3. Wheat Miao Guardian is a fully functional and easy-to-use mobile phone application that can help parents remotely control their children's use of mobile phones. With intelligent guardian mode

2024-01-14 comment 0 6575

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