C++ String Class: Member Functions and Operation Techniques In C++, the string class is a very important standard library for handling sequences of characters, providing a wealth of methods to simplify string operations. For beginners, mastering the string class and its member functions is an important step in learning C++. In this article, we will … Read more
If you are not familiar with Makefile, I recommend reading Ruanyifeng’s article “Make Command Tutorial[1]“. This article will guide you to write a more elegant Makefile through a refactoring example, so let’s get started! Assuming there is a project named foo, developed in Golang and deployed on Docker, its Makefile is as follows: APP = … Read more
I found that I really have OCD! When I create MATLAB tutorials, as soon as I notice a table spans rows, I immediately adjust it! Sentences across lines in the same paragraph? That is even more of a “thorn in my eye”! Being so “picky” has allowed me to complete hundreds of pages of tutorial … Read more
Hey, curious friends who are interested in programming! Today, we are going to embark on a super fun journey of exploring Python – “Python Beginner’s Guide: Learn Variables and Data Types in 10 Minutes, Easily Mastering the First Step of Programming!” Imagine programming as building a super cool castle, and variables and data types are … Read more
It’s time to expand our minds again! Today, I bring you two major features of classes in C++: encapsulation and inheritance. 1. Encapsulation 1.1 What is Encapsulation C++ is based on object-oriented programming, which has three main features: encapsulation, inheritance, and polymorphism. C++ combines an object’s properties (member variables) and behaviors (functions) through classes, making … Read more
1. The illegal constant is: . A.‘\2’ B. ” ” C.‘3’ D.‘\483’ Answer: D Explanation: A backslash followed by a number is an escape character for an octal number, and octal cannot include the digit 8. 2. The incorrect C language identifier is . A.ABC B.abc C.a_bc D.ab.c Answer: D Explanation: An identifier is defined … Read more
In this world, almost every programmer’s first piece of code is Hello World. The reason is that Dennis Ritchie, the author of the C language, introduced it in his classic work, which has been passed down as a classic for future generations, and other languages have followed suit in homage. 1. Components of a C … Read more
“To become a master, it is not achieved overnight, unless you are a natural talent in martial arts, but such people are… one in ten thousand” —— Landlady This principle also applies to learning C language. There are indeed few people with exceptional talent in programming; most of us need to accumulate knowledge day by … Read more
This article mainly introduces an in-depth understanding of for loops and range-based for statements in C++. The examples provided are very detailed, offering significant reference value for your study or work. Friends in need can refer to it! Today, let’s discuss the <span>for</span> loop and the range-based <span>for</span> statement in C++. They are like two … Read more
