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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11313

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 17627

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 11330

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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Problem with not getting accurate mouse coordinates: using HTML5 canvas when resizing the page

I want to create this pixel effect from a front-end expert. Although I can achieve the entire pixel effect on a full-screen canvas: constcanvas=getElementById('canvas');canvas.height=window.innerHeight;//Set the full-screen height to the canvas canvas.width=window.innerWidth;//Set the canvas to full-screen Width and it is easy to get the coordinates of the mouse constmouse={x:undefined,y:u

2023-09-12 12:20:33

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 are the code words for special effects that fill the screen on WeChat? A complete collection of code words for special effects that fill the screen on WeChat

Course Introduction：What are the code words for WeChat’s full-screen special effects? There are two types of WeChat full-screen special effects codewords, one is a special effect that is triggered only during holidays, and the other is a special effect that can be triggered at any time. Many friends still don’t know what the code words are for WeChat’s full-screen special effects. Here we have compiled a complete list of WeChat’s code words for full-screen special effects. Let’s take a look. What are the code words for special effects that fill the screen of WeChat? 1. The password for chicken drumstick rain: add a chicken drumstick 2. The password for kissing rain: Momoda, XOXO3, the password for star rain: miss u, miss you 4. The password for cake rain: birthday, during the Happy Birthday Festival Effective flames: red and bright firecrackers: Happy New Year Yellow stars: auspicious stars shine brightly, lucky stars shine brightly Oranges: good luck, good luck, everything goes well, everything goes well Fish: more than enough every year, fish and apples every year

2024-07-02 comment 0 1473

JavaScript+html5 canvas draws a complete example of colorful triangle effects_javascript skills

Course Introduction：This article mainly introduces JavaScript+html5 canvas to draw colorful triangle effects, and analyzes the related techniques of html5 canvas to draw graphics in the form of complete examples. Friends in need can refer to the following

2016-05-16 comment 0 1999

HTML5 canvas realizes the special effect of falling snowflakes_html5 tutorial skills

Course Introduction：This article mainly introduces in detail the HTML5 canvas to achieve the special effect of falling snowflakes. The effect achieves a fascinating and realistic animation effect. Interested friends can refer to it.

2016-05-16 comment 0 1676

JavaScript+html5 canvas implements image fragmentation and reorganization animation special effects_javascript skills

Course Introduction：This article mainly introduces JavaScript+html5 canvas to achieve video special effects of fragmentation and reorganization. Interested friends can refer to it.

2016-05-16 comment 0 3293

A luminous screen rotation special effect implemented in pure css3_html/css_WEB-ITnose

Course Introduction：A luminous screen rotation special effect implemented in pure css3

2016-06-24 comment 0 1356

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