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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11421

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 17716

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 11415

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 - Front-end performance optimization, how to locate the blank time between timeLine resources?

I just came into contact with the front-end optimization of a project. When I looked at timeLine in Google Developer Tools, I found that there was a blank space between two resources, as shown in the picture. I don’t know what caused it. How to locate & optimize it? .]

2017-06-26 10:51:10

javascript - The front-end was asked about performance and security. Is there a comprehensive summary?

Front-end performance and security are more important and are often mentioned. Some of my personal understanding: Performance file merging, file compression, Sprite image gzip [generally configured on nginx or Apache in the background, it seems that the front-end is out of the question] dynamic loading of cdn (usually there is a dedicated person on the operation and maintenance side to handle it, the front-end is out of the question) An... .

2017-05-18 10:58:41

Optimizing React Application Performance: An Efficient Way to Render Large Numbers of Projects

I'm developing a React application and need to display a large list of items (thousands of rows). Currently, performance is very slow when the user scrolls through the list or filters items. Is there any way to optimize the performance of my React application to improve user experience? Some additional information: - I'm using React function components and hooks to render a list of items. - Each item in the list contains multiple data fields, including text and pictures. -I'm currently using the built-in map function to render a list of items. -I'm using a library to handle filtering and sorting of a list of items.

2024-01-16 20:43:20

Under what circumstances should cache be used? How to optimize the front and back ends (mini program page)

A product details interface, query data through product ID, and the front end mainly displays a picture. Database field pictue: the saved picture address, the picture is stored on the server. The problem now is that the pictures are loading too slowly, sometimes it takes a second to open, and sometimes it takes twenty or thirty seconds. How to optimize? I want to know whether dynamic caching should be used in the backend? Is it caching query data? However, this picture is changing every day. Is there any solution for this?

2020-05-16 18:32:29

angular.js - The server side does not use the view layer, and all APIs are used to return json, which is handed over to the front-end angularjs for rendering. Is it suitable for an e-commerce website?

Our overall requirement is to do PC web in the early stage and mobile web in the later stage. Should I use jquery + bootstrap for the PC web separately and angularjs for the mobile terminal, or should I use angularjs directly? Comprehensive consideration of performance (caching), security, overall development volume, maintainability, page SEO optimization...

2017-05-15 16:53:24

MoreQ&A

Web front-end page performance optimization

Course Introduction：Web front-end page performance optimization

2016-10-09 comment 0 1054

Web front-end page performance optimization

Course Introduction：Web front-end page performance optimization

2016-10-08 comment 0 1188

Web front-end modularization and performance optimization

Course Introduction：This time I will bring you web front-end modularization and performance optimization. What are the precautions for web front-end modularization and performance optimization? Here are practical cases, let’s take a look.

2018-05-24 comment 0 2276

Website front-end and back-end performance optimization (net excerpt)

Course Introduction：Website front-end and back-end performance optimization (net excerpt)

2016-09-01 comment 0 1107

Basic performance optimization of front-end web pages

Course Introduction：This time I will bring you some things to pay attention to when optimizing the basic performance of front-end web pages. The following is a practical case. Let’s take a look at it together.

2018-06-13 comment 0 1886

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