Article Overview Flat Field Correction (FFC) is a common technique in image processing used to eliminate uneven illumination or sensor response non-uniformity in images. FFC typically requires a flat field image, which is captured under uniform lighting conditions, to correct the target image. The following is a simplified FFC program based on MATLAB, designed to … Read more
Click the “blue text” above to follow us “Hey, Lao Wang, did you resolve that data leak issue at your company?” As soon as I sat down, an old classmate hit me with that question. Before I even took a sip of my coffee, I recalled that nightmare weekend—50,000 user passwords stored in plaintext, all … Read more
Click the “blue text” above to follow us Have you ever encountered a situation where you open a webpage, and the images load halfway but other content continues to load? Or during a video conference, the video suddenly freezes while the audio remains normal? These issues are often caused by the “head-of-line blocking” inherent in … Read more
Click the above“blue text” to follow us I just returned from a meeting with my boss, and he immediately asked, “Why is our app so slow? Especially when the network is unstable, it’s so laggy that it makes people want to throw their phones!” I thought to myself, isn’t this just the old problem of … Read more
In Go language development, Makefile is known as the Swiss Army knife of automated builds. It not only simplifies cumbersome compilation commands but also standardizes team collaboration norms. This article unlocks the five core application scenarios of Makefile in Go development through practical code examples. 1. Basic Build Essentials # Define basic project information BINARY_NAME … Read more
This article is a Makefile guide for Go projects. Hello everyone, my name is Xie Wei, and I am a backend developer using the Go language. The theme of this article is: Writing a Makefile guide suitable for Go projects. 1. Prerequisites: Familiarity with Makefile Experience in writing projects in Go During the project development … Read more
Today is the 704th day of learning programming with the cool rain! Hello, everyone! This is the problem from the GESP Level 3 Examination. Day 704 GESP Level 3 Examination in March 2025 Problem 2: Word Frequency Count Problem Description In text processing, counting the frequency of words is a common task. Now, given n … Read more
Course Introduction Welcome to the world of algorithm competitions! This course will guide you through the basics of C++ syntax, laying a solid foundation for subsequent algorithm problem-solving. Basic Structure of a C++ Program Example of a standard program framework: #include <iostream> // Input-output stream header file using namespace std; // Namespace declaration int main() … Read more
Click the “blue text” above to follow us Have you ever had this experience? You wrote a program to process a large amount of data, went to make a cup of coffee, and came back to find the program still “buzzing” away. Anxiously waiting, you finally conclude: the performance is lacking! Especially when dealing with … Read more
After understanding the content of the previous article on net/rpc (From net/rpc in Go applications to gRPC), it is now time to delve into HTTP/2, which is the foundation of the gRPC protocol. A Guide to the Principles of HTTP/2 and Practical Implementation in Go This article focuses on theoretical explanations, and the content will … Read more