There is an old saying:“A good memory is not as good as a bad pen.” This saying is equally true in the programming world. The code we write may be forgotten by ourselves months later, and to avoid future frustration, we need to learn to use a very important tool——comments。 01 What are comments? The“invisible … Read more
1. The Essence and Core Value of Comments Comments are non-executable text in source code meant for human reading, and their core value lies in enhancing code maintainability. In Linux kernel development, the principle of “comments should explain why, not how” is followed. For example, in the memory management module, developers might comment, “Using a … Read more
Hello, welcome to your self-learning journey in Python! Today, we will take the first step together. The goal of this lesson is to give you a preliminary understanding of programming and successfully run your first Python program. Don’t worry, this process is both simple and fun. Course Objectives: Understand the basic concepts of programming, set … Read more
ToDay1: 1. The First Python Program for Cost Engineers I’m sure everyone is eager to start their Python programming journey! However, a new question arises: where should we write Python programs, and how do we run them? As a cost engineer, we often need to handle a large amount of list data, quantity calculations, and … Read more
01 (Common Mistake) The basic unit of a C program is a function (True/False) Answer: True Explanation: The basic unit of a C program is a function. C is a structured programming language, and a C program consists of one or more functions. Every C program must include the main() function as the entry point, … Read more
Enhancing C Language Code Readability: The Importance of Standards and Comments When writing C language programs, code readability is a crucial factor. Highly readable code not only facilitates understanding and maintenance by others but also helps developers quickly review their own thought processes. This article will discuss the importance of standards and comments in improving … Read more
In the previous article on computer programming languages, we introduced the definition and development stages of programming languages. Now, we will specifically write executable code for a computer programming language and create our first program, Hello World. The process of inputting, modifying, and saving source code using a text editor (such as Dev++, VS Code, … Read more
Optimizing Readability in C Code: Naming and Comments In C programming, code readability is a very important factor. To make it easier for others (or your future self) to understand your code, it is crucial to use naming and comments effectively. This article will detail how to enhance code readability through reasonable naming and effective … Read more
In the vast field of embedded software development, code comments have always been a controversial topic. Some teams adhere to the belief that “code is documentation,” arguing that excellent code should be self-explanatory; while others advocate for detailed code comments, believing that comments can help other developers understand the logic and intent of the code … Read more
