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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11330

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 11347

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 Basics Notes

JavaScript1. The relationship between JS and DOM. The browser has the function of rendering html code. The html source code is formed into a DOM object in the memory, which is the document object. There is a JS interpreter/execution/engine inside the browser. For example, chrome uses the v8 engine. Write a JS code in html. The JS code is executed by the engine, and the result of the execution is the operation of the DOM, which is the special effects we often see, such as pictures floating and text changing color. When the browser executes it, it encounters html code. Rendering, when encountering js, it will be interpreted and executed, so

2018-11-19 20:33:14

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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Web page special effects code

Course Introduction：Web page special effects are a technology that uses program code to implement special effects or special functions in web pages. Web page scripts (javascript, vbscript) are used to write codes to create dynamic special effects.

2019-08-22 comment 0 6032

How to set special effects video for Douyin avatar

Course Introduction：How to set up TikTok avatar special effects video? 1. Select special effects materials: Open your personal page, click on your avatar, and select "Set Avatar". 2. Record or select a special effects video: Select an existing special effects video or use the camera to record a new one. 3. Preview and save: After previewing the effect, click "Save". 4. Set avatar special effects video: The system automatically takes effect on the avatar special effects video.

2024-05-04 comment 0 975

How to copy video special effects in movie clipping_How to copy video special effects in movie clipping

Course Introduction：1. First import the video material and click on the special effects at the bottom. 2. Then select the special effects progress bar and click Copy. 3. Finally, adjust the position of the copied special effects progress bar.

2024-04-15 comment 0 409

How to implement video special effects overlay using Golang and FFmpeg

Course Introduction：Introduction to the method of using Golang and FFmpeg to implement video special effects overlay: In recent years, video special effects have been widely used. Whether in movies, TV series or social media, we can see a variety of visual effects. In video editing and special effects production, a common need is to superimpose multiple special effects on a video. This article will introduce how to use Golang and FFmpeg to implement video special effects overlay, and attach specific code examples. 1. Golang introduction: Golang is developed by Google

2023-09-28 comment 0 1203

How to set up special effects for video clipping_Tutorial for setting up special effects for video clipping

Course Introduction：1. First open the clip, import the video that needs to be edited, and click [Special Effects] on the toolbar below. 2. Then click [Screen Effects], then select [Popular], find and select [Stuck Machine]. 3. Finally adjust the special effect duration and related parameters, and then check the video effect export.

2024-04-16 comment 0 732

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