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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11352

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 17653

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 11367

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 - Minimum Function Principle A function can only do one related thing. Why? Does it really make sense? ~

{Code...} or {Code...} Which of these two pieces of code is better... Although both are pretty scumbag, let's deal with it. A function can only do one thing. Why is it so readable? Scalability? Reusability? In my opinion, declaring functions is not cost-free. A function takes up some memory...

2017-07-05 11:05:16

button missing

So today I should make a calculator, a web calculator with JS on it, CSS and so on. I recently rewrote all JScries and rechecked some things. Now the calculator button is gone. I wish the website had a calculator on the page that it used to have buttons for. Weirdly aligned, but still a button. But all I did was change a small part of the HTML code and now the button disappears. Copy: https://replit.com/@MiguelBaltazar1/epicalculator

2024-01-16 21:32:51

javascript - Is it good to use object literals to organize code?

{code...} Or {code...} Which of these two is better? The object method looks very clear, but there are many disadvantages in using it. For example, you have to put this in front of methods and variables. Will this increase unnecessary performance consumption? Will writing it as an object facilitate expansion, etc., because it can already be oriented...

2017-06-12 09:28:53

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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Tips: How to use PS to create a frosted light and shadow background (share)

Course Introduction：In the previous article "One trick to teach you how to use PS to create cute plush font effects (share)", I introduced you to a little trick on how to use PS to create cute plush font effects. The following article will introduce to you how to use PS to create a frosted light and shadow background. Let’s see how to do it together.

2021-09-03 comment 0 2934

CSS3 Tutorial-3D Conversion

Course Introduction：Hello! The previous article introduced you to the CSS3 tutorial-2D conversion. I wonder how you learned it? Next, I will introduce to you the CSS3 tutorial-3D conversion.

2016-12-27 comment 0 1662

CSS3 border example tutorial

Course Introduction：CSS3 Borders CSS3 Borders With CSS3, you can create rounded borders, add shadow boxes, and images as borders without using a design program such as Photoshop. In this chapter, you will learn about the following border properties: border-radius...

2017-05-15 comment 0 1916

css3 write delete

Course Introduction：CSS3 is a style sheet language used for web design and layout. It has rich features and powerful functions. Among them, strikethrough is a common effect, usually used to represent deleted text or content. This article will introduce how to write strikethrough using CSS3. 1. Use the text-decoration attribute The text-decoration attribute is used to set text decoration effects, including strikethrough effects. By setting its value to line-through, the line deletion effect can be achieved

2023-05-29 comment 0 803

CSS3 learning trajectory and analysis of common misunderstandings

Course Introduction：CSS3 learning trajectory and analysis of common misunderstandings Introduction: With the continuous development of Web technology, CSS3 has become one of the necessary skills for front-end engineers. By mastering the various functions and special effects of CSS3, we can create more colorful web page layouts and interactive effects. This article will introduce the learning trajectory of CSS3, analyze some common misunderstandings, and provide some code examples. 1. Learning track: 1. Master basic syntax: Understanding the basic syntax of CSS3 is the first step to get started. Described by selectors, properties and values

2023-09-08 comment 0 567

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