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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11325

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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javascript - js object array attribute merging problem

When I was working on a question option function, I encountered this merge problem. There are single-choice and multiple-choice questions. Single-choice is no problem. Each question has one answer. Multiple-choice will result in multiple answers. The selection result is similar to the picture below: I need to merge the data of the same multiple-choice question into one, which is the object selected in the blue box in the picture...

2017-05-19 10:36:44

Methods in a standalone (single file) Vue3 SPA using the Compose API

I write (amateur) Vue3 applications (*) by bootstrapping the project content and then building it for deployment. good results. I need to create a standalone single HTML page that can be loaded directly in the browser. I did this a few years ago when I started using Vue (during the v1→v2 transition) and I immediately found the correct documentation. I can't find similar Vue3 and CompositionAPI. What is a frame page that will display the value reactive variable {{hello}} (I'll put this in the context of a full build application in &l

2024-03-26 23:28:38

Is storing delimited lists in database columns really that bad?

Imagine a web form with a set of checkboxes (any or all of them can be selected). I chose to save them in a comma separated list of values stored in a column in the database table. Now, I know the correct solution is to create a second table and normalize the database correctly. It's faster to implement a simple solution and I want to get a proof of concept of the application quickly without having to spend too much time on it. I think the time savings and simpler code are worth it in my case, is this a reasonable design choice or should I just standardize this from the start? For more context, this is

2023-08-27 19:52:49

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

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php bootstrap implements simple login, phpbootstrap login_PHP tutorial

Course Introduction：php bootstrap implements simple login, phpbootstrap login. php bootstrap implements simple login, phpbootstrap login This example shares the method of php bootstrap implementing simple login for your reference, the specific content is as follows All files Remember

2016-07-12 comment 0 1128

What are the advantages of bootstrap?

Course Introduction：Advantages of bootstrap: mobile devices first, all major browsers support Bootstrap, easy to use, responsive design, it provides a simple and unified solution for developers to create interfaces, contains powerful built-in components, easy to customize, etc. .

2019-07-16 comment 0 5034

How to Create Seven Equal Columns in Bootstrap?

Course Introduction：Achieving 7 Equal Bootstrap ColumnsIn Bootstrap, creating columns is straightforward, but it's not always obvious how to achieve less common...

2024-11-01 comment 0 577

How to use the bootstrap framework? 5 recommended video tutorials for using the bootstrap framework

Course Introduction：We know that Bootstrap is a simple, intuitive, powerful, mobile-first front-end development framework that makes web development faster and simpler. So how to use the bootstrap framework? Below, PHP Chinese website recommends 5 video tutorials for using the bootstrap framework.

2017-06-01 comment 0 7237

Super beautiful Bootstrap rich text editor summernote_javascript skills

Course Introduction：Summernote is a simple, flexible, What You See Is What You Get (WYSIWYG) editor built on jQuery and Bootstrap. Friends who are interested in bootstrap text editor related knowledge should learn together.

2016-05-16 comment 0 2579

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