1. Exception Handling Practices When writing C++ code, unexpected errors and exceptions may occur. To make our code more robust and reliable, we need to use the exception handling mechanism to handle these situations. 1. Writing Exception Handling in High-Quality Code When writing high-quality code, we should follow some guidelines to design and write exception … Read more
In the foundational knowledge of Python, there are some concepts and features that may be relatively difficult to understand. Below are some common and challenging topics, each accompanied by examples to help explain. 1. Object-Oriented Programming (OOP) Object-oriented programming is a programming paradigm that organizes code into reusable objects, achieved by defining classes, creating objects, … Read more
As I was finishing my morning tea, a piercing alarm rang out from the workshop. Rushing over, I found that the new employee, Xiao Li, had failed to set safety limits while debugging the conveyor belt, causing the robotic arm to crash into a barrier. This scene reminded me of a similar mistake I made … Read more
There is a library so simple that it makes you scream: Requests . Remember the pain you experienced using urllib and urllib2? Forget about them! Requests is like a caring web assistant that can achieve the most complex web interactions with the least amount of code. The Simplest GET Request import requests response = requests.get('https://api.github.com') … Read more
Hello everyone, today I want to share with you the powerful HTTP request library in Python – Requests. It acts like a “browser” in Python, allowing us to easily send various network requests and retrieve web content. Whether it’s scraping data, calling APIs, or interacting with websites, Requests is your reliable assistant! 1. Installing and … Read more
Hello everyone, I am ICdoeWR. As a Python developer, debugging is an essential part of our daily work. Mastering the methodologies, basic techniques, and advanced strategies for debugging Python code helps us quickly locate and resolve various issues in our code. 1. Debugging is Very Important! Debugging is a critical step in the software development … Read more
Review Points and Answers for Embedded System Principles and ApplicationsCopy the link to open and save in the browser:https://pan.xunlei.com/s/VOEXWPOwtIhYpjAA6xBazG9IA1?pwd=v4tk# Chapter 3 1. The ARM instruction set includes six types of instructions: branch instructions, data processing instructions, status register access instructions, data access instructions, coprocessor instructions, and exception handling instructions. 3. The ARM instruction set and … Read more
Click the above blue text to follow us HardFault is a type of exception in ARM Cortex-M processors. It is triggered when the processor encounters an unresolvable error, or when the exception handler configured to handle specific types of errors (such as bus errors, memory management errors, usage faults) is disabled, or when another error … Read more
Click the little blue text to follow! Hello everyone, today I will take you to play with something interesting—using Java to get weather forecasts! Don’t worry, this is not some profound technology; it’s just sending a network request to fetch some data. Remember those weather apps quietly sitting on your phone? The core principle behind … Read more
Python Debugging Techniques: Quickly Identify Issues In the daily programming process, debugging code is an inevitable part. When encountering errors or exceptions, how to effectively locate and resolve these issues will significantly improve your development efficiency. This article will introduce some debugging techniques in Python, including using print statements, exception handling, the pdb module, and … Read more