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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11279

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 17603

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 11314

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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Regarding the data display problem obtained by fastadmin association model

Table A associates with table B and obtains the data of table B. Now I want to output the multiple names obtained in table B as "1,2,3" as shown in the figure. Get multiple "patient_name" of table B through the fields of table A , how should I change the code so that the result output is of the type "1,2,3"

2023-10-07 03:11:05

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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How to use Vue to implement statistical charts of map data

Course Introduction：How to use Vue to implement statistical charts of map data. With the increasing demand for data analysis, data visualization has become a powerful tool. The statistical charts of map data can visually display the data distribution and help users better understand and analyze the data. This article will introduce how to use the Vue framework to implement statistical charts of map data, and attach code examples. First, we need to introduce Vue.js and related plug-ins, such as Vue-echarts and Echarts. Vue-echarts is Vue.

2023-08-18 comment 0 1468

How to implement Baidu map display in vuejs project

Course Introduction：Implementation method: 1. Apply for a secret key in "Baidu Map Development Platform"; 2. Use script tags in "index.html" to introduce map links; 3. Put relevant js code in "APP.vue" to implement Baidu Map .

2021-09-24 comment 0 2514

Using JavaScript and Tencent Maps to implement map zoom function

Course Introduction：Using JavaScript and Tencent Maps to implement the map zoom function. The map zoom function is to zoom in and out on the map to better view the details or overall layout of the map. Tencent Maps provides a powerful API that allows us to implement the map zoom function through JavaScript. First, we need to introduce Tencent Maps API library into the HTML document in order to use map-related functions. It can be introduced through the following code: <scriptsrc="/

2023-11-21 comment 0 1600

ECharts scatter plot (multidimensional): how to display data relationships and distribution

Course Introduction：ECharts Scatter Chart (Multi-dimensional): How to display data relationships and distribution, specific code examples are required. Introduction: In the field of data visualization, scatter chart is a commonly used chart type, which can display the relationship between different dimensions and the distribution of data. Distribution. As a powerful and flexible visualization library, ECharts provides a wealth of functions and configuration options that can be used to create various types of scatter plots. This article will introduce how to use ECharts to create scatter plots and give specific code examples. Prepare the data: First,

2023-12-17 comment 0 871

WPS How to set up pictures to open with WPS WPS Set up pictures to open with WPS

Course Introduction：Step 1: Double-click to open WPS (as shown in the picture). Step 2: Click the settings button in the upper right corner to enter settings (as shown in the picture). Step 3: Click to enter the file format association (as shown in the picture). Step 4: Click to check the image files of the crime of insult (as shown in the picture).

2024-06-05 comment 0 558

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