(Some of these entries only consider usability and do not take optimization into account; use with caution in production environments.)1. C++ Universal Header (*Only usable with the GCC compiler)#include<bits>**Recommended only for competitive programming; otherwise, it may lead to unpredictable issues.2. Improve yourself by practicing on Luogu’s theme library; for exams, use Luogu’s beginner and interview … Read more
libmorton: A High-Performance C++ Library for Morton Code (Z-Order Curve) Encoding and Decoding libmorton is an open-source C++ library designed for efficient computation of Morton codes (also known as Z-Order curves, Lebesgue curves, or Z-Indexes). It provides highly optimized functions for fast conversion between multi-dimensional coordinates (typically 2D or 3D) and one-dimensional Morton indices. Project … Read more
The Bridge Pattern is a structural design pattern that separates the abstraction from its implementation, allowing both to vary independently. This pattern introduces a bridge interface that decouples the abstraction layer from the implementation layer, enabling independent extension of both. Core Roles of the Bridge Pattern Abstraction: Defines the abstract interface and contains a reference … Read more
What You Think Shell Programming Is vs What Shell Programming Actually Is Have you ever had this experience? Working late at night, the server has a problem. You open the terminal and type a line of <span>bash</span> script: if [ $? -eq 0 ]; then echo "success" else echo "fail"; exit 1 fi Then you … Read more
Introduction to Sorting Algorithms In the world of programming, sorting algorithms act like diligent “organizers,” arranging chaotic data in a specific order. Their applications are extensive; for instance, on e-commerce platforms, sorting algorithms allow products to be sorted by price, sales volume, and other factors, making it easier for users to find their desired items. … Read more
The main content of this article is as follows: DOs Use <span>__declspec(delphireturn)</span> syntax Ensure that each constructor in the hierarchy has a unique signature Methods to resolve constructor overloading issues C++ can use Delphi code. The Delphi command-line compiler uses the following switches to generate the files required for C++ to process Delphi code: <span>-JL</span> … Read more
1 When debugging a program in an integrated development environment, it is important not to modify the source code, because if modifications are made, debugging must be terminated, the file closed, and reopened to start debugging again. ( ) This statement is judged as ×. 【Analysis】 In modern integrated development environments (such as Visual Studio, … Read more
The Facade Pattern is a structural design pattern that provides a unified high-level interface to a set of interfaces in a subsystem, making the subsystem easier to use. This pattern simplifies the interaction between the client and the subsystem by introducing a facade role, allowing the client to interact only with the facade without needing … Read more
cpp-httplib: A Minimalist HTTP/HTTPS Server and Client Library in C++ cpp-httplib is a header-only C++ library developed by yhirose for quickly creating HTTP/HTTPS servers and clients. It is popular in the C++ community due to its simple API, zero dependencies (only requires the SSL library provided by the operating system), and ease of integration. 1. … Read more
Polymorphism is divided into compile-time polymorphism and runtime polymorphism. Can you explain this in detail? Compile-time Polymorphism (Static Binding) Compile-time polymorphism, also known as static binding or early binding, is when the function to be called is determined during the compilation phase. Implementation Method: Mainly achieved through function overloading and templates. Principle: The compiler will … Read more