CF1527D MEX Tree MEX Tree – Luogu | New Ecosystem of Computer Science Education (luogu.com.cn) Article directory CF1527D MEX Tree The general idea of the topic The basic idea ask Revise code The main idea of the title give one n n A tree of n points, starting from 0 0 0 to n ? […]
Use ServletHttp to implement an anti-hot link
Use ServletHttp to implement an anti-hot link 1. What is hotlinking Definition: Using technical means to display content from its website directly on your own website without the consent or authorization of the original content provider, or Allow users to directly access content on the original content provider’s website through links. Simply put it is: […]
Should I go to an IT company with less than 20 people?
The path to growth as a programmer Internet/Programmer/Technology/Data Sharing focus on This article should take about 5 minutes to read. From: Zhihu Some friends often ask me about the configuration of some start-up IT companies, including the boss + 1-2 front-ends + 3-4 back-ends. The boss described a very grand vision, saying that it will […]
Use cookies to store login data and implement automatic user login
1. Introduction to Cookies What are cookies? Cookies are small data saved by web projects on the client Widely used to save usernames and passwords on websites you have logged in, or click the search box to pop up search records on websites with search records A few notes on cookies: 1. The size of […]
The response time of the online interface is too long. How to troubleshoot?
I don’t know if you have encountered this situation. After writing the interface business logic, I used postman to adjust it. I found that the interface response time was very long, so I had to optimize the interface. However, at this time, the interface code is often more logically complex and has many call levels, […]
Reading text files in Unicode format Reference material
// Description: // This function maps a character string to a wide-character (Unicode) string // // Parameters: // lpcszStr: [in] Pointer to the character string to be converted // lpwszStr: [out] Pointer to a buffer that receives the translated string. // dwSize: [in] Size of the buffer // // Return value: TRUE: Succeed FALSE: Failed […]
[Audio and Video | ALSA] Developing ALSA application layer program based on alsa-lib – with source code
Blog homepage:https://blog.csdn.net/wkd_007 Blog content:Embedded development, Linux, C language, C++, data structure, audio Video Content of this article:Developing ALSA application layer program based on alsa-lib Sharing golden verses:When Gaishi people study, they must first be ambitious, and secondly they must be knowledgeable. , The third thing is to have perseverance. If you have ambition, you will […]
Android develops a simple camera App from scratch
This article introduces some problems encountered in the process of implementing a simple Android camera App, including the selection of Camera API, notification of album updates, jumping to albums, sliding the interface left and right to switch photo/video, and the Gaussian blur effect when switching cameras. , the 3D effect of camera switching is explained. […]
Learn C language in 2 days ——- 11. GUI programming and use of graphics libraries
11. GUI programming and use of graphics libraries (expansion, direction of subsequent learning) 1. Graphics library used in c language In addition to the SDL and GTK+ mentioned above, there are other graphics libraries suitable for C language to choose from, such as: 1. **OpenGL**: OpenGL is a cross-platform graphics rendering API that can be […]
Migrate kubelet, docker and containerd working directories
Article directory Problem background migrate Docker Stop the Docker service Change setting Move files Restart the Docker service containerd Out of service Change setting Move files Restart service kubelet (encountered problems to be solved) Out of service Change setting Move files (encounter problems to be solved) Restart service version used Problem background The working directories […]