Introduction to Basic Concepts of Assembly Language 1.1 What is Assembly Language? 1.2 Applications of Assembly Language 1.3 What is a Virtual Machine? 1.4 Data Representation in Assembly Language 1.5 Binary (bit) Integers 1.6 Binary Addition Operations 1.7 Introduction to Bytes 1.8 Hexadecimal Integers 1.9 Two’s Complement and Base Conversion 1.10 Binary Subtraction Operations 1.11 … Read more
[BX] Register and Loop Instruction [BX] and Memory Cell Description [0] represents a memory cell with a byte length of one, where 0 indicates an offset address of 0, and the segment address is stored in ds. From this, we can see that describing a memory cell requires two pieces of information: the address of … Read more
This is the transcript of my video sharing on March 2, discussing the essence of assembly language, the significance of learning assembly language, and learning methods. Keywords: Knowledge System, Assembly Language, Software, System Software, Chips, Middleware, Kernel, System Calls, Programming Models, Assembly, Application Layer, Disassembly, Compiler, Logical Operations, Operating System, Software-Hardware Interface, Architecture Below is … Read more
🌟 1. Lists: The Universal Storage Box for Data Programming Truth: Lists are the most widely used data structure in Python, capable of storing any type of data, like a mutable “magic array”! Life Scenario Analogy: List → Train carriages (elements are passengers, who can get on and off at any time) Index → Seat … Read more
In the field of data analysis and visualization, Python has many powerful plotting tools, among which Matplotlib, Seaborn, and Pyecharts are the three most popular and commonly used libraries. Today, we will delve into how to use these three tools to create scatter plots, helping everyone better understand and choose the plotting tool that suits … Read more
The Ultimate Python File Synchronization Tool: Easily Monitor File Changes with Watchdog In our daily development, monitoring file changes is a common and very useful feature. For example, you may need to monitor changes in files within a folder and automatically perform certain actions based on those changes. Python provides a very powerful library – … Read more
Python Indentation Rules: Writing Standards for Improved Code Readability In Python programming, indentation is an important concept. Unlike many other programming languages that use braces or keywords to define code blocks, Python uses indentation to distinguish the hierarchy and structure of the code. Therefore, understanding and correctly using indentation rules is crucial for writing clear … Read more
pyttsx3 (Python Text-to-Speech version 3) is a Python library for text-to-speech (TTS) that supports offline operation. It does not rely on an internet connection or third-party APIs, directly invoking the operating system’s speech engine (such as Windows SAPI5, Linux eSpeak, or macOS NSSpeechSynthesizer) for speech synthesis. It is easy to install with no complex dependencies, … Read more
Hello everyone, I am a Python developer. Today, I want to discuss two important advanced features in Python: Generators and Iterators. These two concepts can often confuse beginners, but they are actually very powerful and practical tools in Python. Through today’s learning, you will find that they can help us write more elegant and efficient … Read more
Python Performance Analysis Tools: cProfile and timeit When programming in Python, performance is an important consideration. Whether you are building a small application or a large system, understanding the efficiency of code execution can help you identify bottlenecks and optimize your code. Today, we will introduce two commonly used performance analysis tools: <span>cProfile</span> and <span>timeit</span>. … Read more