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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11324

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 17631

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 11335

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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What are the available WordPress plugins to choose from?

Which WordPress plugin can I use to create a website like https://cyan-stranger-d57.notion.site/41971fb771944211b6f50b68b0ceb081?v=faf9c5885cc34445b31a6904ff6ac1b0?

2023-08-10 10:32:44

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 make cyan fireworks with black background in canvas

Course Introduction：This time I will show you how to make cyan fireworks with a black background using canvas. What are the precautions for making cyan fireworks with a black background using canvas? Here is a practical case, let’s take a look.

2018-03-13 comment 0 2465

sky blue cmyk parameters

Course Introduction：The sky blue cmyk parameters are C: 25, M: 5, Y: 0, B: 0. Sky blue is a color between blue and cyan. It can be mixed by mixing cyan and blue. The CMYK parameters are Refers to the values of Cyan, Magenta, Yellow and Black among these four color channels.

2023-06-28 comment 0 5944

What is the principle of PS optional color matching?

Course Introduction：The optional color is subtractive color mode, the principle is ink mixing and color matching. There are 4 basic colors of ink: CMYK - cyan, magenta, yellow, and black. In optional color mixing, we change the color by changing the contents of cyan, magenta, yellow, and black.

2019-07-29 comment 0 17170

The vivo X100S mobile phone is expected to be equipped with a 1.5K ultra-narrow OLED straight screen + glass body, available in four colors: white / black / cyan / titanium

Course Introduction：According to news on March 11, blogger @digitalchat.com today exposed some specifications of a new direct-screen phone called "Dimensity 9300+". Based on the comments section and previous reports, it was learned that the phone is expected to be the vivoX100S phone. According to the blogger, this phone is equipped with a 1.5K ultra-narrow straight screen + metal right-angle middle frame + glass body. It comes in four colors: white/black/cyan/titanium. “They are all glass bodies with good texture.” The summary of exposure information of previous series of mobile phones is as follows: SoC: MediaTek Dimensity 9300+ Screen: 6.78-inch 1.5K8TLTPOOLED direct screen Battery: 5000 mAh + "100W wired fast charging" Currently, vivo has not officially announced this new phone, and the specific release The time is currently unknown. The previous generation of X90 mobile phone will be released in November 2022

2024-03-11 comment 0 992

Detailed steps for using Python to generate paper graphs

Course Introduction：1. Some commonly used parameters of line chart plt.plot(): Color: 'c' cyan 'r' red 'm' magente 'g' green ' y'yellow'k'black'w'white

2023-04-26 comment 0 1998

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