Previously, I wrote an article about extracting news from the news broadcast to analyze investment opportunities. During the May Day holiday, some students asked if there were other sources of the latest news. In fact, there are many information sources. Here, we take Dongfang Caifu as an example to demonstrate how to obtain the latest … Read more
Introduction In this age of information explosion, data has become one of the most valuable resources. Python web scraping, as an efficient technique for acquiring web data, is becoming increasingly important. Today, I will guide you to learn Python web scraping from scratch, making it easy for even programming novices to get started! 1. Basic … Read more
Basic Data Types in Python 1. Numeric Types (1) Integer (2) Float (3) Boolean (4) Complex 2. Strings 3. Lists 4. Tuples 5. Sets 6. Dictionaries 1. Numeric Types (1) Integer 1. Integer: int In numbers, positive integers, 0, and negative integers are all referred to as integers. Example: intvar = 1000 # Get data … Read more
Combining Python and Excel: A Revolution in Handling Large Data Sets 📊 Are you still struggling with lagging when processing large Excel files? When faced with data exceeding a million rows, traditional Excel operations can often be frustrating. As an efficiency coach with 10 years of data analysis experience, today I want to share a … Read more
Application of Python in Agricultural Technology: Development of Smart Irrigation Systems 1. Introduction: The Integration of Agriculture and Technology Agriculture is the foundation of human civilization, and water resource management is the core challenge of agricultural production. According to data from the Food and Agriculture Organization (FAO), global agricultural water use accounts for 70% of … Read more
Python and Big Data Processing: Practical Applications of Spark and PySpark 1. Introduction: Technical Choices in the Era of Big Data With the exponential growth of data volume, traditional single-machine data processing methods can no longer meet the demand. Big data processing faces challenges in storage, computation, analysis, and visualization. Among various big data frameworks, … Read more
PyEther: Unlocking the Magical Door to the Ethereum Blockchain with Python Blockchain technology is rapidly transforming our digital world. As a programmer, have you ever thought about easily manipulating Ethereum with Python? PyEther is your golden key to the world of cryptocurrency programming! This library allows ordinary programmers to interact with the Ethereum blockchain as … Read more
In Python, handling file paths is a very common task in daily development. Although the <span>os.path</span> module has long been the preferred tool for handling paths, the introduction of the <span>pathlib</span> module in Python 3.4 has made path handling more intuitive and modern. Today, we will explore 6 path handling techniques and see if <span>os.path</span> … Read more
Python3IDE iOS 1.4 Update: Run tkinter Directly on Your Phone/iPad, Out of the Box! As a Python developer, I have always wanted to write small tools with graphical interfaces on mobile devices, but setting up the environment has been too troublesome. Now, it’s finally done—Python3IDE version 1.4 officially supports tkinter, and no configuration is required! … Read more
Enterprise-Level Python Application Architecture Design and Best Practices 1. Introduction Python’s role in enterprise application development is becoming increasingly important. Its concise syntax, rich ecosystem, and strong community support make it an ideal choice for building large enterprise applications. As business scales, designing an efficient, scalable, and maintainable Python architecture becomes a key challenge. This … Read more