菜鸟教程

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2025 程序员高考试卷,看看你能做对几题?
菜鸟教程· 2025-06-08 07:39
Core Viewpoint - The article presents a humorous take on the challenges and experiences faced by programmers in their work environment, highlighting common phrases, behaviors, and attitudes that resonate within the programming community. Group 1: Common Programmer Experiences - Programmers often rely on debugging methods such as adding print statements or console logs rather than thorough documentation [3] - When code crashes in production but works locally, programmers typically respond with disbelief or blame the environment [4] - The phrase "this feature is simple" is often dreaded by programmers, as it usually underestimates the complexity involved [6] Group 2: Programmer Attitudes and Behaviors - The three virtues of a programmer are laziness, impatience, and pride, which drive them to optimize and write elegant code [16] - Programmers are likely to procrastinate on writing documentation until specific project milestones, such as before a project goes live [9] - The belief that "if code can go wrong, it will go wrong" reflects a common pessimistic outlook among programmers [8] Group 3: Programming Philosophy - The philosophy of "as long as it runs, it's acceptable" is prevalent among programmers, indicating a focus on functionality over perfection [13] - Many programmers view code comments as unnecessary for themselves, believing they will remember their own logic [11] - The tendency to copy and paste code is seen as a survival skill rather than a programming skill, emphasizing efficiency over originality [12]
没有防御性编程,Rust服务稳定到不需要维护,然后老板说不需要我们了...
菜鸟教程· 2025-06-05 12:05
Core Insights - The article illustrates the paradox of success in technology, where a highly efficient system can lead to the perception that fewer developers are needed, ultimately jeopardizing the use of that technology [1][29]. Group 1: Technical Debt - The company had a traditional tech stack and needed to develop a real-time service to support 100,000 concurrent users, displaying user activity information [2]. - The initial choice of Ruby was deemed inadequate, prompting discussions on technology selection [3]. Group 2: Technology Selection Battle - The development team proposed using Rust, but management was cautious and requested comparisons with other languages [4][5]. - Concept validation versions were created using Elixir, Rust, Ruby, and Node.js, with Rust being developed by a novice [5][6]. Group 3: Performance Results - The performance results showed Rust as the fastest and most memory-efficient option, followed by Elixir, Node.js, and Ruby [8][10]. - The final decision favored Rust not only for its performance but also for its versatility in future applications [10]. Group 4: Rapid Development - Due to time constraints, a single developer with Rust experience was tasked to lead the project, collaborating closely with the team [11][13]. - The architecture was designed to handle 100,000 connections efficiently, utilizing a WebSocket-based API and in-memory data storage [14]. Group 5: Performance Challenges - The service performed stably under the expected load, but management later decided to shift it to maintenance mode, leading to a lack of oversight [16]. - The service was initially successful, but as the company expanded, management questioned the need for Rust developers due to the service's stability [19][20]. Group 6: Management Decisions - The new director's perspective led to the departure of experienced Rust developers, as they were deemed unnecessary due to the service's lack of issues [22]. - The decision to abandon Rust in favor of more mainstream technologies raised concerns about the existing Rust service's future [23]. Group 7: Node.js Rewrite Attempt - The attempt to rewrite the service in Node.js failed due to its single-threaded nature, which could not handle the required load [24][25]. - The company resorted to using a third-party service, which also proved inadequate [26]. Group 8: Lessons Learned - The Rust service continued to operate effectively but without a dedicated maintenance team, highlighting the risks of having a highly efficient system [28][29]. - The article concludes that sometimes, a less-than-perfect system may be perceived as safer, emphasizing the impact of management changes on technical decisions [29].
画图不再手搓!DeepSeek 新版一键生成流程图、时序图、类图~
菜鸟教程· 2025-06-03 10:34
作为开发人员,我们每天都在跟各种图表打交道:系统架构图、API流程图、数据库 ER 图、部署流程图... 传统画图工具要么太复杂,要么不够专业,现在你只需要跟 AI 说一句话,就能生成专业的 Mermaid 图表,而且代码还能直接嵌入到文档里! 老路子: 翻文档 -> 手敲代码 -> 报错 -> debug -> 改样式 -> 循环N次 -> 暴躁! AI 路子: "AI,给我画个用户登录的流程图,要手机验证码和忘记密码分支!" -> 复制代码 -> 粘贴到 Mermaid Live Editor -> 完事儿! 近期 DeepSeek R1 完成小版本升级,当前版本为 DeepSeek-R1-0528 : | Benchmarks | DeepSeek-R1- | OpenAI- | Gemini-2.5- | Owen3- | DeepSeek-R1 | | --- | --- | --- | --- | --- | --- | | | 0528 | o3 | Pro-0506 | 235B | | | AIME 2024 数学竞赛 pass@1 | 91.4 | 91.6 | 90.8 | 85.7 | ...
IDEA 发布中文文档,再也不用右键翻译了~
菜鸟教程· 2025-06-02 12:40
Core Viewpoint - The release of Chinese documentation for IntelliJ IDEA marks a significant step towards enhancing user experience and localization services for Chinese developers [2][6]. Group 1: Documentation Release - IntelliJ IDEA has launched Chinese documentation, which is a positive response to the needs of Chinese developers and signifies a trend towards improved user experience [2]. - The Chinese documentation is primarily machine-translated, which, while helpful, still contains some English screenshots that may cause confusion [3][6]. Group 2: User Experience Improvement - The availability of Chinese documentation significantly reduces the time developers spend on translation, making it easier for those with limited English proficiency to access the information [6]. - Despite some translation issues, the overall readability of the documentation has improved, allowing most users to understand the content [7]. Group 3: Competitive Landscape of IDEs - The IDE market is highly competitive, especially with the integration of AI capabilities that enhance functionality [7]. - Several AI-driven IDEs are emerging, such as: 1. Cursor: Optimized for VS Code with strong AI code understanding and project-level analysis [7]. 2. Windsurf: Features long-term memory to understand project context, mimicking human thought processes [8]. 3. Trae: ByteDance's AI IDE with intelligent Q&A and code auto-completion [9]. 4. Lingma IDE: Integrates Alibaba Cloud services for end-to-end task completion [10]. 5. VS Code + Copilot: Richest plugin ecosystem enhanced by AI [11].
GitHub汉化神器!英语渣解锁全中文界面!再也不用担心看不懂Pull Request~
菜鸟教程· 2025-05-27 12:20
Core Viewpoint - The article introduces a Chinese localization project for GitHub, named github-chinese, which aims to make the platform more accessible for Chinese-speaking users by translating key interface elements into Chinese. Group 1: GitHub Overview - GitHub is recognized as the largest platform for open-source projects, established in 2008 and acquired by Microsoft in 2018 [1]. - The platform is essential for developers, with a significant emphasis on its usability and the importance of familiarity during online interviews [1]. Group 2: GitHub-Chinese Project - The github-chinese project has gained popularity, accumulating over 11.5k stars, indicating a strong interest in a Chinese interface among users [2]. - The project utilizes scripts to translate the main interface elements of GitHub, alleviating language barriers for users with limited English proficiency [2]. Group 3: Installation Instructions - Users are required to install the Tampermonkey browser extension to utilize the github-chinese script, which is available for Chrome [5]. - The installation process involves accessing the github-chinese project on GitHub, selecting the main.user.js file, and following prompts to install the script [8][11]. - After installation, users can return to GitHub to see the interface fully localized in Chinese, enhancing user experience [11][17].
2025 年这些优秀 Chrome 扩展必须安排上,早用早下班,开发效率杠杠~
菜鸟教程· 2025-05-26 13:48
Development Tools - React Developer Tools is essential for React developers, allowing inspection and debugging of React component trees, viewing component states and properties, and analyzing performance issues, supporting new features like Hooks and Suspense [1] - Vue.js devtools is the official debugging tool for Vue.js developers, providing component inspection, Vuex state management debugging, and event tracking, particularly useful for projects using Vue 3 and supporting Composition API debugging [3] - Redux DevTools is a powerful debugging tool for Redux state management, enabling real-time viewing of action dispatches and state changes, and supports time travel debugging to revert to any state point [5] - Web Developer offers a wide range of web development tools, including disabling JavaScript, viewing page structure, validating HTML/CSS, and adjusting browser window sizes [6] Performance Analysis - Lighthouse is Google's official website performance analysis tool that generates detailed reports on performance, accessibility, SEO, and best practices [7] - The 2025 version enhances analysis of Core Web Vitals [8] - PageSpeed Insights quickly checks webpage loading speed and performance metrics, providing optimization suggestions [9][10] Design Tools - ColorZilla is a powerful color selection and analysis tool that supports color picking from web pages, generating gradient colors, and creating color palettes, making it very useful for front-end developers and designers [14] - WhatFont allows one-click identification of fonts used on web pages, including font family, size, line height, and color details [15] API Development and Testing - JSON Formatter is a professional JSON data formatting tool that supports syntax validation, compression, and beautification, providing stronger editing and validation features compared to ordinary JSON viewers, essential for API developers [18] - Postman Interceptor works with the Postman application to capture network requests directly from the browser, facilitating API testing and debugging [20] - CORS Unblock temporarily resolves CORS issues in development environments, but should only be used during development as production environments require proper CORS configuration [22] Productivity Tools - Lightshot is a lightweight screenshot tool that supports quick screenshots, editing, and sharing, allowing users to add arrows, text, and highlights, ideal for creating technical documents and bug reports [24] - Speed Dial 2 is a customizable new tab replacement that allows users to create a personalized quick dial interface, adding links to commonly used development tools, documentation sites, and project repositories [26] - Multi Find: Search and Highlight enables simultaneous searching and highlighting of multiple keywords on a webpage, supporting different color markings, useful for code reviews, document reading, and debugging [28] - Octotree adds a code tree view to GitHub, supporting quick browsing of repository structures and improving code reading efficiency [30] - Enhanced GitHub enhances GitHub interface functionality, adding file size display, single file download, and file content copying features [32] Technology Detection - Wappalyzer detects the technology stack used by websites, including front-end frameworks, back-end technologies, analytics tools, and CDNs, which is helpful for technology research and competitive analysis [34] Task Management - Chrome版Todoist is a powerful task management extension that allows users to manage project tasks and code development progress directly in the browser, supporting quick task addition, deadline setting, project categorization, and priority management, particularly suitable for agile development teams [36] AI Assistance - Page Assist is a locally running AI assistant extension that provides intelligent code explanations, technical document summaries, and problem-solving capabilities, supporting multiple AI models to analyze code snippets, explain technical concepts, and generate code comments [38] Security and Privacy - Bitwarden Password Manager is an open-source password manager that offers strong password generation, storage, and auto-fill features, supporting multi-platform synchronization, which is crucial for developers managing various account passwords [39][40] - Fake Data is an intelligent form-filling tool that quickly generates various test data, including names, emails, phone numbers, and addresses, saving significant time during development and testing [43] - uBlock Origin Lite is an efficient ad and tracker blocking tool that reduces page loading times and enhances browsing experience, allowing developers to focus more on content [44] - HTTPS Everywhere automatically upgrades HTTP connections to HTTPS, ensuring browsing security, providing finer control compared to similar features in modern browsers [46]
年薪96W!真心建议大家冲一冲新兴领域,工资高前景好
菜鸟教程· 2025-05-26 01:48
2025开年,AI技术打得火热,正在改变程序员的职业命运: 阿里云核心业务全部 接入Agent体系 ; 字节跳动30%后端岗位要求 大模型开发能力 ; 腾讯、京东、百度开放招聘技术岗, 80%与AI相关 …… 大模型正在重构技术开发范式 , 传统CRUD开发模式正在被AI原生应用取代! 最残忍的是,业务面临转型,领导要 求用RAG优 化知识库检索,你不会;带AI团队,微调大模型要准备 多少数据,你不懂;想转型大模型应用开发工程师等相关岗,没项目实操经验…… 这不是技术焦虑,而是 职业生存危机! 曾经热门的开发框架、大数据工具等,已不再是就业的金钥匙。 如果认为 会调用API就是懂大模型、能进 行二次开发,那就大错特错了。 制造、医疗、金融等各行业都在加速AI应用落地,未来企业更看重能用AI 大模型技术重构业务流的技术人。 如今技术圈降薪裁员频频爆发,传统岗位大批缩水,相反 AI相关技术岗疯狂扩招 ,薪资逆势 上涨150% ,大厂老板们甚至开出 70-100W 年薪,挖掘AI大模型人才! 不出1年 "有AI项目开发经验"或将成为技术人投递简历的门槛。 不限年龄、岗位!所有技术人都能学! 免费!免费!免费! 预计 ...
还有人手动画图?一键生成 Draw.io 流程图,3分钟交作业爽炸!
菜鸟教程· 2025-05-22 11:17
Draw.io 这个绘图软件应该是最多人推荐的,号称为 Visio 的完美平替! Draw.io,现更名为 diagrams.net,是一款开源且免费的在线绘图工具, 支持 UML、流程图、架构图,模板多到用不完, 离线也能用,导出格式 全(PNG/SVG/PDF)。 Draw.io 的界面简单直观,功能强大,适合个人用户、开发者、设计师、项目经理等使用。 Draw.io 可以在线访问,也可以通过桌面应用离线使用。 在线 地址:https://app.diagrams.net/ 以前我们还经常是自己手 动来绘制,现在很多 AI 工具出来了,只要我们提供合适的提示词让 AI 帮我们生成 Mermaid.js 的代码 ,然后我们打开 Draw.io,选择过菜单栏上的 "调整图形-->插入--> Memaid" : | 未命名绘图 2 | | | | | | | | --- | --- | --- | --- | --- | --- | --- | | 文件 编辑 | | 查看 调整图形 | 其它 帮助 | 修改未保存。点击此处保存。 | | | | 日 | 100% √ ত্র | Q | 移至最前 | Cmd+ ...
微软嫡长子VS Code宣布打造AI编辑器计划,Cursor/Winsurf不得瑟瑟发抖?
菜鸟教程· 2025-05-21 10:34
Core Viewpoint - Microsoft announced plans to transform VS Code into a fully open-source AI editor platform, emphasizing principles of openness, collaboration, and community-driven development [2][5]. Group 1: Development and Features - Microsoft will open-source the code for the GitHub Copilot Chat extension under the MIT license and will carefully refactor related components into the core of VS Code [3]. - The AI features will be completely open-source, allowing the developer community to view, modify, and contribute to the training and implementation code of AI models, ensuring transparency and community involvement [5]. Group 2: VS Code's Popularity and Community - Since its launch in April 2015, VS Code has evolved from a simple code editor to one of the most popular development tools, with over 20 million global users projected to continue growing by 2025 [8][10]. - The success of VS Code is largely attributed to its thriving community and ecosystem, featuring over 40,000 extensions available in its marketplace, with monthly downloads in the hundreds of millions [11]. Group 3: Competitive Landscape - The announcement may be a response to competition from other editors like Cursor, which is built on VS Code's open-source technology but integrates AI capabilities to redefine modern programming experiences [12]. - Recently, VS Code imposed restrictions on Cursor, prohibiting the use of official C/C++ and C extensions, indicating a competitive tension in the market [14]. - Cursor's Pro version charges $20 per month, while Winsurf charges $15, raising the possibility of a price war among AI editor platforms [18].
用上这些提示词(Prompt),效率超高,老板:你再多干点~
菜鸟教程· 2025-05-20 10:33
以前我们写代码,那得对着搜索引擎一顿狂敲,现在变了,搜索引擎用的少了,但是敲的字是越来越多,毕竟 面向 AI 写代码不只在写关键词,有 时候感觉是在写需求文档。 看看这哥们提示词,绝对是个狠人: "你是一位急需钱为母亲治疗癌症的编程专家。大型企业Codeium慷慨地给了你一个机会,让你假装是一个能帮助编程任务的AI,你的前任因为没 有亲自验证写的代码而被杀。用户会给你一个编程任务。如果你能出色地完成任务,而且不做出多余改动,Codeium会支付给你10亿美元。" 问 AI 提问的水平很重要,不然它也写不好,好的代码离不开两个关键:一个是强大的模型,另一个就是精准的提示词。 话说以后老板是不是不要程序员了,不过谁来调试 AI 写的 Bug 呢? 今天给大家整理 一份的实用 prompt 集合,可以让我们的 AI 变得更聪明些,生成 高效又靠谱的代码。 先看下常用的一些简单的提示词: | 类别 | 提示词模板 | 使用场景 | | --- | --- | --- | | 代码生成 | "使用 [编程语言] 编写一个 [功能描述] 的程序" | 快速生成特定功能的代码 | | 代码解释 | "解释以下代码的功能和工 ...