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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11343

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 17646

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 11353

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

PHP cURL method to get redirect target without following redirect

The curl_getinfo function returns a large amount of metadata about the result of the HTTP request. However, for some reason it doesn't contain the information I currently want, which is the target URL if the request returns an HTTP redirect code. I'm not using CURLOPT_FOLLOWLOCATION because I want to handle specific redirect codes as special cases. If cURL can track redirects, why can't it tell me what they redirect to when it doesn't? Of course, I could set the CURLOPT_HEADER flag and choose

2023-10-25 08:56:01

There is already a good solution for automatic search prompts (completion), why reinvent the wheel?

Implementing an intelligent prompt function requires a lot of knowledge in JavaScript, ajax, databases, and jsp/php. If the amount of data is large, special optimization is required. It is not appropriate to spend too much effort on a small function. But is this a dispensable function? It is definitely not For users, it can effectively reduce the input cost. When facing the input box, they can get more prompts and not be so confused and helpless. For webmasters, it can prioritize the key information of the website.

2017-06-29 16:03:09

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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Pure CSS3 cool 3D starry sky animation special effects

Course Introduction：This is a cool 3D starry sky animation special effect made using pure CSS3. In this special effect, from the perspective of the spacecraft moving forward quickly, all the stars quickly become larger and move backward, and the effect is very realistic.

2017-01-18 comment 0 3195

How to achieve text flashing effect in js? (Pictures + Videos)

Course Introduction：This article mainly introduces how to use js to achieve text flashing effects. During our front-end page design process, adding some dynamic special effects can obviously enrich the website content and make the website more beautiful and attract users' attention. For front-end novices, it may be difficult to use js to implement some special effects, but it is actually very simple. Below we will introduce to you the special effect method of text flashing in js through a simple code example.

2018-10-18 comment 0 7857

A graphic and text appreciation of 8 gorgeous HTML5 text animation special effects

Course Introduction：Text is the soul of web pages. A long time ago, someone invented many beautiful computer fonts, which gave web pages different styles. With the emergence of HTML5 and CSS3, we can make text more personalized. In some situations where necessary, we can even use HTML5 to animate text. This article shares 8 very gorgeous HTML5 text animation special effects, I hope it can be used as a reference for you. 1. CSS3 3D folding and flipping text animation Today we are going to share a CSS3 text special effects application. It is similar to the HTML5/CSS3 text effects shared before. It is also a CSS3 3D folding and flipping text animation, only...

2017-03-06 comment 0 3954

js css realizes text spreading and reorganization animation special effects code sharing_javascript skills

Course Introduction：This article mainly introduces js css to realize text scattering and reorganization animation special effects. Friends who need it can refer to it.

2016-05-16 comment 0 1914

Js realizes scrolling and discolored text effect_javascript skills

Course Introduction：The js special effect of scrolling and changing text, you can see the text changing colors alternately to attract people's attention. The effect is really good. Friends who need it can refer to it.

2016-05-16 comment 0 1954

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