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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11273

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 17598

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 11309

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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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

Shortest way to convert all PHP types to string

I'm writing a general system that I hope can one day be applied to fields like medicine (i.e. it's "scientific"). I think the best way is to represent all the data in php with strings (true will be "true", false will be "false" and so on). The reason for this is that in php any value has a unique string representation (such as the php code itself). I post this question to speed up the design process of this program. Some values are easily converted to strings: numbers, booleans, etc. Some are not easy: objects, arrays, resources. I think the transfer object and

2023-09-05 15:34:44

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Romantic Programmer: Beautiful Valentine's Day Confession Code

Course Introduction：2017 Valentine's Day special episode: php Chinese website has prepared a large number of beautiful confession codes and picture materials for programmers. Please go to the php Chinese website material site to download

2017-02-14 comment 5 20055

How to buy reading coupons at Tencent Animation Reading Point

Course Introduction：As the leading animation platform in China, Tencent Animation brings together many popular comic works and attracts a large number of comic lovers. However, while enjoying wonderful comics, many users may encounter the problem of not knowing how to use Yidian. So below, we will introduce to you how to use Yidian to purchase reading coupons on the Tencent animation platform. I hope it can help you unlock more exciting comics easily. Yuidian is a payment method used to purchase paid comics from Tencent Animation. Yuidian can be used when purchasing reading coupons for paid comics, and it will be automatically deducted without special operations.

2024-03-27 comment 0 775

How to flip photo materials in photoshop cs6 How to flip photo materials in photoshop cs6

Course Introduction：The tutorial brought to you in this chapter is about photoshop cs6 software. Do you know how to flip photo materials in photoshop cs6? Next, the editor will bring you the method of flipping photo materials in photoshop cs6. Users who are interested in this can take a look below. How to flip photo material in photoshop cs6? How to flip photo material in photoshop cs6 Open the software and select a picture to open. Select "Image" - "Image Rotation" - "Flip Canvas Horizontally" in the menu bar, as shown in the figure. Saw it, it was interesting. Fenye select "Image" - "Image Rotation" - "Vertical Flip Image" in the menu bar.

2024-08-15 comment 0 822

How to set the Final Cut video screen to black and white_Final Cut video screen to set to black and white tutorial

Course Introduction：1. First, click the icon pointed by the arrow in the lower right corner of the finalcard interface. 2. Then click to select the video material you want to add black and white tones, place the left mouse button on the black and white effect thumbnail and move it to preview the video effect. 3. If you feel that the effect meets the picture requirements, press and hold the effect and drag it onto the video material. 4. Then our video screen will become white. Of course, we can also click and drag the slider pointed by the arrow to adjust the intensity of the black and white tones. 5. Finally, we used finalcut to adjust the black and white tone of the video image.

2024-05-07 comment 0 969

Implementing Pikachu using CSS

Course Introduction：After I finished learning CSS and JS, an idea came to me. Implement a cute cartoon character yourself. So I went to codepen to look for materials, and finally chose Pikachu. This article teaches you how to implement a Pikachu.

2020-06-17 comment 0 3454

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