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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11314

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

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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

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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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Custom drop-down arrow

Is it possible to change the select tag's dropdown arrow to a custom arrow consisting of 4 elements. I want it to look like this: 3 horizontal lines on the left and a downward arrow on the right I successfully achieved this effect with one element (a horizontal line).select-wrapper::before{content:"";position:absolute ;top:50%;display:block;width:9px;height:2px;backgrou

2023-08-17 17:52:04

javascript - Image gathering effect, plus 3D effect, why are there lines after gathering?

There are many sub-divs in a div, and the background images of the sub-divs are put together to form a whole picture; for the gathering effect, I added a 3D y-axis inversion effect. Why is there a small seam in the middle when splicing? Logically speaking, it should be after gathering This is the result. Attached is the code.pic{width: 1000px;height: 655px;positi...

2017-05-18 10:46:23

objective-c - How to cancel the view's color dimming problem when transitionWithView flips UIView?

If you want to make an animation similar to flipping the front and back of a card, using the transitionWithView method of UIView will cause the color of the flipped view to darken. If the background color of the view is white, there will be flickering and black center lines when flipping. , the effect is very bad, please give me some advice...

2017-06-21 10:11:50

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

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Js text background line like running water special effect_text special effect

Course Introduction：The JS text background special effect that runs like flowing water is my favorite effect. The background of the text is like an assembly line, constantly changing in a cycle, it is very beautiful.

2016-05-16 comment 0 2298

CSS3 sensor mouse background flickering and image scaling effect_html/css_WEB-ITnose

Course Introduction：CSS3 sensor mouse background flickering and image zoom effect

2016-06-24 comment 0 1161

CSS3 click button to achieve background gradient animation effect

Course Introduction：This article introduces to you the use of CSS3 to achieve the effect of a gradient animation on the button's background when the button is clicked. The effect after implementation is very good. When developing, buttons using this effect will give users a very cool feeling. The feeling of dazzling, friends who are interested, please come and take a look below.

2017-02-16 comment 0 1854

How to achieve frosted glass background effect with CSS3

Course Introduction：This article mainly introduces in detail how to create a frosted glass background effect in CSS3. It is a very interesting technique in CSS3. I hope it can help you.

2017-12-22 comment 0 5265

Detailed explanation of three CSS3 blur background effects (code examples)

Course Introduction：This article will introduce to you three effects of blurring the background using CSS3. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to everyone.

2021-04-29 comment 0 9994

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