As developers using the C language, we interact with the main function daily, yet few truly understand the complex mechanisms behind this program entry point. This article will delve into the complete process from program startup to the execution of the main function, revealing key details hidden by the compiler. 1. The Complete Chain of … Read more
01 Read the following program: #include <stdio.h> main() { int i,j, m=55; for(i=1;i<=3;i++) for(j=3; j<=i; j++) m=m%j; printf(“%d\n “, m); } The output of the program is A) 0 B) 1 C) 2 D) 3 Answer: B Explanation: Brief 02 Read the following program: main() { int a=5,b=4,c=3,d=2; if(a>b>c) printf(“%d\n”,d); else if((c-1>=d)==1) printf(“%d\n”,d+1); else printf(“%d\n”,d+2); … Read more
Recently,I often hear this question: Teacher,C is it too old? Will it hinder the development of microcontrollers? Now with Python and some new languages, is learning C a waste of time? 1.The C language indeed has its quirks. It is easy to make mistakes, such as misusing pointers, array out-of-bounds, forgetting to free memory… These … Read more
In the semiconductor manufacturing process, the quality of ultra-pure water directly affects chip yield and performance. As the global semiconductor industry chain becomes more integrated, understanding and complying with different regions’ ultra-pure water standards has become crucial for enterprises to ensure compliant production. This article deeply compares the definitions of ultra-pure water according to SEMI … Read more
Not long after Tesla popularized and then abandoned silicon carbide, gallium nitride and gallium oxide have emerged as potential contenders. 01 What are Third-Generation Semiconductor Materials? Recently, Mazda announced a collaboration with Japanese semiconductor company Rohm to develop automotive components using next-generation semiconductor technology—gallium nitride (GaN) power semiconductors. Many people may have heard of “gallium … Read more
Article Outline Wafer Manufacturing Equipment Packaging Equipment Testing Equipment Wafer manufacturing equipment, packaging equipment, and testing equipment are important components of the semiconductor equipment industry. Below, we will provide a detailed introduction to these three types of semiconductor equipment. 1. Wafer Manufacturing Equipment 1.1 Types of Wafer Manufacturing Equipment Wafer manufacturing equipment is one of … Read more
In Foshan, a 12-square-meter “smart mobile hospital” equipped with an onboard AI system completed an ECG and B-ultrasound examination for an elderly patient within 20 minutes, generating a diagnostic report. This “mini-hospital on wheels” is a microcosm of AI healthcare penetrating grassroots levels, and the onboard AI hospital system developed by Wangsheng Health has served … Read more
At three in the morning, the city has quieted down, the lights in the office buildings have long been turned off, but the AI + dark lab testing area of Beijing Daina Experimental Technology Co., Ltd. (hereinafter referred to as “Daina Technology”) in Fengtai Science Park Area 3 is still operating normally. The automated precision … Read more
(Source: MIT News) Diffusion models (such as OpenAI’s DALL-E) are increasingly becoming effective assistants in design conception. Humans only need to input commands, and these systems can generate images, create videos, or optimize design drawings, leading to unexpected innovative solutions. But did you know that generative artificial intelligence (GenAI) has also made breakthrough progress in … Read more
Author: Paul Veradittakit, Partner at Pantera Capital; Translation: Jinse Finance Xiaozou Abstract: The innovation and economies of scale in VLA are driving the emergence of affordable, efficient, and versatile humanoid robots. As warehouse robots expand into the consumer robot market, the safety, financing, and evaluation mechanisms of robots deserve in-depth exploration. Cryptographic technology will promote … Read more