PanelView Plus 7 Performance B Series Touchscreenuses Windows 10 IoT Core LTSC as its backend, which currently does not support the screen saver (Screen Saver) function. However, we often need to implement this screen saver functionality on many devices. Below, we will introduce a method to achieve this. 01 — Software Platform Software Platform:Studio5000 V38 … Read more
Word count: 1578, reading time approximately 8 minutes #define Macro Definition A comprehensive and systematic explanation of the <span>#define</span> keyword in embedded development, covering its main functions, application scenarios, potential risks, correct usage specifications, common errors, and case analyses. 1. Main Functions of #define <span>#define</span> is a C/C++ preprocessor directive, essentially a text replacement, processed … Read more
1、Expression sizeof(‘a’) always results in 1 , because ‘a’ is a character. 【Analysis】 Answer：× Key Point：Type of character literal andsizeof behavior Analysis： InC++, the type of character literal‘a’ ischar,sizeof(char) guarantees1 However inC, character literals areint type,sizeof(‘a’) may be4 Since the question clearly states it isC++, the result is indeed1, but the statement“always“ is inaccurate, becauseC … Read more
This Monday, a member of the Boto group shared his thoughts on PLC program architecture design. Please refer to the link below: Boto Group Discussion: An Engineer Shares His PLC Program Architecture Design Thoughts Yesterday, I had a Tencent meeting with him to discuss and share his design ideas. 1. Sharing from the Group Discussion … Read more
In the C language, <span>#define</span> and <span>const</span> can both be used to define constants, but they have significant differences in implementation mechanisms, usage, and characteristics. 1. <span>#define</span> Macro Definition <span>#define</span> is a preprocessor directive used to define macro constants (or symbolic constants), which replaces all occurrences of the macro name in the code with the … Read more
Hello everyone, this week I am sharing an article published in JACS titled “Direct Editing of Cysteine to Electrophilic Alkyl Halides in Peptides”. The corresponding authors are Professor Jacob M. Goldberg from Colgate University and Professor Fang Wang from the University of Rhode Island, whose research group focuses on peptide chemical modifications and bioorthogonal reactions. … Read more