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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11336

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 17638

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 11351

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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Laravel: Authorization key missing from Shopify header array

I'm new to Shopify app development. I have developed an application using the php template provided by shopify. It uses Laravel and React. This is https://github.com/Shopify/shopify-app-template-php/tree/cli_third When I execute npmrundev, the app is running in the development store. I then deployed on an AWS server using a domain (eg: sub.mydomain.com)

2024-01-10 16:31:03

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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What software does the Empire CMS website template have?

Course Introduction：Empire cms website building software templates provide a wealth of templates to choose from, including free and paid templates. Free templates cover a variety of industries and purposes, including corporate websites, e-commerce websites, portals, forum websites, and blog websites. Paid templates offer more advanced features and designs, such as responsiveness, multi-language, and advanced e-commerce features. When choosing an empire cms template, you should consider factors such as website type, design, features, and cost.

2024-04-17 comment 0 1032

Why can't I access the Internet even though I'm connected to the router?

Course Introduction：Reasons why the router is connected but cannot access the Internet: 1. Internet service provider problem; 2. Router setting problem; 3. LAN problem; 4. WiFi signal problem; 5. Router hardware problem; 6. DNS problem; 7. Network cache problem ; 8. Firewall and security software issues; 9. Operator restrictions; 10. Equipment failure. Detailed introduction: 1. Internet service provider problems. This is a common reason. Internet service providers may have problems, such as network interruption or service interruption; 2. Router setting problems, etc.

2023-11-24 comment 0 1776

Why does the Apple phone display no service?

Course Introduction：Apple mobile phones showing no service are caused by SIM card issues, network provider issues, aviation mode, software issues, old operating systems, baseband chip issues, hardware issues, operator setting issues and virtual network operator issues. The solutions are as follows: 1. Restart the phone; 2. Update the software; 3. Check the SIM card; 4. Check the network provider; 5. Reset network settings; 6. Check the airplane mode; 7. Contact Apple support, etc.

2023-11-27 comment 0 10172

What should I do if Google Browser cannot access the Internet and connect to the server?

Course Introduction：Steps to resolve Google Chrome can’t access internet connection to server issue: Check network connection. Restart your browser and router. Clear your browser cache and cookies. Disable browser extensions. Reset network settings. Contact your Internet service provider.

2024-04-10 comment 0 552

What does it mean to be connected to a device but unable to provide internet connection?

Course Introduction：When a device cannot access the Internet, possible causes are network configuration issues (router failure, DHCP or DNS issues), device issues (network interface failure or software issues), or external factors (Internet outage or website issues). Solutions include checking the network configuration, resetting the router, updating drivers, disabling and re-enabling network interfaces, and contacting the Internet service provider or checking website status.

2024-04-02 comment 0 3817

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