It is really very simple, a total breeze. I have already played with this, it is really just a toy for kids. Then on Xiaohongshu, there are many requests on how to connect to Scratch; just download a Scratch Link and you can do it freely. The greatest value of this device is in learning … Read more
1. Program Basics Sequential Structure: Understanding program flow, basic input and output. Branching Structure: if statements, simple logical operations. Loop Structure: Using for loops and while loops to solve repetitive tasks. Arrays: Using arrays to store and access collections of data. Strings: Basics of string manipulation, such as concatenation and character search. Practical Links: A … Read more
My “Aspirations” English has always been my weakness throughout middle school. From scoring 118 in the first class exam to just 65 this time, my grades have fluctuated without any improvement. Despite such low English scores, I have never fallen out of the top twenty in class. This is all thanks to my “aspirations” in … Read more
[Introduction] Ah, you have been successfully drawn in, not quite what you expected, huh?~~~ Just kidding, back to the point. Today, a netizen asked me a question about a sensor measuring a physical quantity and needing to determine its trend of change. I provided some suggestions, and here I will elaborate on those suggestions and … Read more
Author Chen Junming Mathematics Teacher at Jiangsu Taizhou High School, Cambridge International A Level Using graphics in A Level Mathematics teaching holds significant importance. As A Level Mathematics teaching progresses, teachers find it challenging to draw, prove, and solve complex graphics or teaching tasks quickly using chalk on the blackboard. The traditional teaching methods have … Read more
1. C++ Constants A constant is a fixed value that does not change during program execution. It can be of any basic data type and can be classified into integer numbers, floating-point numbers, characters, strings, and boolean values. 01 — Integers Integer constants can be in decimal, octal, or hexadecimal form. The prefix specifies the … Read more
The Programme for International Student Assessment (PISA), initiated by the Organisation for Economic Co-operation and Development (OECD) in 2000, is the largest and most influential international education evaluation. It tests 15-year-old students from various countries who are receiving basic education. The PISA 2021 Mathematics Literacy Assessment Framework (as shown in the figure) adjusts the definitions, … Read more
MATLAB is an essential and convenient tool in scientific and engineering research, and it is a skill that many graduate students must master before entering school. This article will help you quickly get started with MATLAB through three main sections. Basic Knowledge of MATLAB 1-1. Basic Operations and Functions To perform basic mathematical operations in … Read more
Introduction to Basic Knowledge 1. Basic Knowledge of MATLAB 1-1. Basic Operations and Functions In MATLAB, to perform basic mathematical operations, simply type the expression directly after the prompt (>>), and press Enter. For example: >> (5*2+1.3-0.8)*10/25 ans = 4.2000 MATLAB will store the result directly in a variable called ans, representing the answer after … Read more
MATLAB has many uses, but the most basic, and the first thing to master when starting out, is the use of the MATLAB Command Window. The MATLAB Command Window is one of the main tools for entering data, running MATLAB functions and scripts, and displaying results. By default, the MATLAB Command Window is located in … Read more