Introduction to C++ Graphical User Interface Development A graphical user interface (GUI) is an essential component of modern software applications. C++, as a powerful programming language, offers various libraries and frameworks to assist developers in creating graphical user interfaces. In this article, we will introduce how to use the Qt framework for C++ GUI development … Read more
String manipulation is commonly used in daily programming, such as searching, replacing, comparing, and inserting. Below, I will introduce some operations in the C++ environment that I can run on my machine. Searching using the function str.find() Replacing using str.replace(). Note that Chinese characters are three bytes. Comparing using str.compare() Inserting using str.insert() The above … Read more
Detailed Syntax of C++ Lambda Expressions In modern C++, lambda expressions are a very powerful feature that allows us to define anonymous functions and pass them as parameters to other functions. The introduction of lambda expressions makes the code more concise and easier to maintain, especially when dealing with callbacks, event handling, and algorithms. What … Read more
Setting Breakpoints and Monitoring Variables in C++ In C++ development, debugging is a crucial step. By setting breakpoints and monitoring variables, we can better understand the execution flow of the program and quickly locate issues. This article will detail how to use breakpoints and variable monitoring in C++, along with corresponding code demonstrations. What is … Read more
Guide to Using C++ Database Programming Interfaces In modern software development, databases are essential tools for storing and managing data. C++, as a powerful programming language, offers various ways to interact with databases. This article will introduce how to use database programming interfaces in C++, including basic examples of connecting, querying, and manipulating data. 1. … Read more
Bjarne Stroustrup, the father of C++, is advocating for the adoption of profiles that enforce guidelines to enhance the safety and security of the language. Translated from:Bjarne Stroustrup on How He Sees C++ Evolving[1] Author: David Cassel “Bjarne Stroustrup[2] told TNS, “I want to communicate my views on the expected direction of C++ development to … Read more
Introduction: The Double-Edged Sword Effect of Language Evolution When faced with frequent questions from novices about whether they should learn C++, I often analyze it from the perspective of career development value. As a developer with over a decade of experience, my understanding has undergone a transformation. The uniqueness of C++ stems from its compatibility … Read more
Custom Code Implementation Using C++ Conditional Compilation In C++, conditional compilation is a powerful feature that allows programmers to selectively include or exclude code based on specific conditions. This is particularly useful in scenarios such as cross-platform development, debugging, and version control. This article will detail how to use conditional compilation to achieve code customization, … Read more
Basic Usage of String Arrays In C++, we can use character arrays to store and manipulate strings. Here are two of the most common methods to initialize string arrays. Method 1: Initialize with String Literals #include <iostream> #include <cstring> // Provides string functions like strlen() int main() { // Method 1: Initialize with string literals … Read more
In the official GESP C++ Level 4 exam syllabus, there are a total of 11 key points. This article analyzes and introduces the 6th key point. (6) Master the basic ideas of recursion algorithms, the derivation of recursive relationships, and the solution of recursive problems. Review of other Level 4 key points: GESP C++ Level … Read more