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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11425

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 17717

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 11416

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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PHP login script using session and session variables

I've just finished a complete login and registration system in PHP, but my problem is that I'm not using any sessions yet. I'm new to PHP and have never used sessions before. What I want to do is that after the user registers and fills out the login form, he still stays on the same page. So one part of the page will be if the session is logged in and the other part will be otherwise (the user is not logged in so the login form is shown). Can someone tell me how to get started?

2023-08-21 19:01:51

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 implements switching between login and registration forms in pop-up windows_jquery

Course Introduction：This article recommends a jQuery special effect for switching login and registration forms in pop-up windows. Applicable browsers: IE8, FireFox, Chrome, Safari, Opera. It is very convenient and practical, friends in need can refer to it.

2016-05-16 comment 0 1765

php中英文切换有关问题

Course Introduction： php中英文切换问题页面加了个{template 'member', 'footer'}，页面上的其他内容都能切换成英文，template里面的foot却不行，在登陆界面和注册界面里面又能切换成英文，其他页面都不行，这是啥问题foot代码：

2016-06-13 comment 0 1199

How many TikToks can be registered with one mobile phone number?

Course Introduction：A mobile phone number can only register one Douyin. The steps to register Douyin: 1. After clicking Douyin to enter the main page, click the "Me" option on the page; 2. The page will enter the login page, click on the page "Log in with another mobile phone number"; 3. After switching the page, check the user agreement at the top of the page, enter your mobile phone number, and finally click "Verify and log in" to register for Douyin.

2023-06-15 comment 0 31686

How to use Vue.js to achieve login page switching effect

Course Introduction：Vue.js is a popular JavaScript framework that makes it easy to implement single-page applications. In medium and large applications, user authentication is essential, so it is very important to implement login and registration pages in Vue.js applications. This article will introduce how to use Vue.js to implement login page switching. We will create two Vue components: Login and Register. The Login component will contain a login form for registered users, while the Register component will contain a registration form for new users.

2023-04-12 comment 0 1414

What are the application scenarios of dropdownlist?

Course Introduction：Common application scenarios: 1. Form submission; 2. Switch content display; 3. Filter data; 4. Display a large number of options. Detailed introduction: 1. Form submission: When the web page requires the user to select certain options before submitting the form, this can be achieved through the DropDownList event. For example, users need to select gender, birthday, occupation, etc. when registering or filling in information. These can be achieved through the DropDownList control; 2. Switch content display: DropDownList events can also be used to switch content display in web pages, etc.

2024-01-23 comment 0 966

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