The latest articles on DEV Community by qing (@qingluan). https://dev.to/qingluan https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3897160%2F88fcfc25-1d56-4adc-b6b7-f5b10bc9f8d8.png https://dev.to/qingluan en qing Fri, 15 May 2026 17:34:21 +0000 https://dev.to/qingluan/python-decorators-explained-simply-1i3a https://dev.to/qingluan/python-decorators-explained-simply-1i3a <h1> Python Decorators Explained Simply </h1> <h2> Introduction </h2> <p>Python Decorators Explained Simply is essential knowledge for every developer.</p> <h2> Key Points </h2> <ol> <li>Start with the basics</li> <li>Practice regularly</li> <li>Build real projects</li> <li>Share your knowledge</li> </ol> <h2> Getting Started </h2> <p>The best way to learn is by doing. Set up a test environment and experiment.</p> <h2> Best Practices </h2> <ul> <li>Follow official documentation</li> <li>Join community forums</li> <li>Contribute to open source</li> <li>Write about what you learn</li> </ul> <h2> Conclusion </h2> <p>Mastering python opens many career opportunities. Start today!</p> <p><em>Follow for more python content!</em></p> <p><em>More at <a href="https://%E9%9D%92.%E5%A4%B1%E8%90%BD.%E4%B8%96%E7%95%8C" rel="noopener noreferrer">https://青.失落.世界</a></em></p> python tutorial beginners programming qing Fri, 15 May 2026 17:31:16 +0000 https://dev.to/qingluan/how-to-secure-your-linux-server-in-10-steps-445o https://dev.to/qingluan/how-to-secure-your-linux-server-in-10-steps-445o <h1> How to Secure Your Linux Server in 10 Steps </h1> <h2> Introduction </h2> <p>How to Secure Your Linux Server in 10 Steps is essential knowledge for every developer.</p> <h2> Key Points </h2> <ol> <li>Start with the basics</li> <li>Practice regularly</li> <li>Build real projects</li> <li>Share your knowledge</li> </ol> <h2> Getting Started </h2> <p>The best way to learn is by doing. Set up a test environment and experiment.</p> <h2> Best Practices </h2> <ul> <li>Follow official documentation</li> <li>Join community forums</li> <li>Contribute to open source</li> <li>Write about what you learn</li> </ul> <h2> Conclusion </h2> <p>Mastering linux opens many career opportunities. Start today!</p> <p><em>Follow for more linux content!</em></p> <p><em>More at <a href="https://%E9%9D%92.%E5%A4%B1%E8%90%BD.%E4%B8%96%E7%95%8C" rel="noopener noreferrer">https://青.失落.世界</a></em></p> linux security devops tutorial qing Fri, 15 May 2026 16:53:34 +0000 https://dev.to/qingluan/my-take-on-join-the-hermes-agent-challenge-1000-in-pr-ami https://dev.to/qingluan/my-take-on-join-the-hermes-agent-challenge-1000-in-pr-ami <h1> My Take on: Join the Hermes Agent Challenge: $1,000 in Pr </h1> <h2> Introduction </h2> <p>My Take on: Join the Hermes Agent Challenge: $1,000 in Pr is gaining massive traction in the developer community. Whether you are a beginner or experienced developer, this guide will help you get up to speed quickly.</p> <h2> Why It Matters </h2> <p>The tech landscape is evolving rapidly. Staying current with tools like this gives you a competitive edge in the job market and opens new opportunities for side income.</p> <h2> Quick Start </h2> <h3> Step 1: Installation </h3> <p>Most modern tools can be installed with a single command. Check the official documentation for the latest installation instructions.</p> <h3> Step 2: Basic Usage </h3> <p>Start with the simplest use case. Build a "Hello World" equivalent to understand the fundamentals.</p> <h3> Step 3: Real-World Application </h3> <p>Apply what you learned to a real project. This is where the learning truly happens.</p> <h2> Key Features </h2> <ol> <li> <strong>Performance</strong> - Built for speed and efficiency</li> <li> <strong>Developer Experience</strong> - Great documentation and community</li> <li> <strong>Ecosystem</strong> - Rich plugin/extension ecosystem</li> <li> <strong>Scalability</strong> - Grows with your needs</li> </ol> <h2> Common Patterns </h2> <ul> <li>Start small, iterate fast</li> <li>Read the docs before Stack Overflow</li> <li>Join the community (Discord/Slack)</li> <li>Contribute back when you can</li> </ul> <h2> Monetization Ideas </h2> <ul> <li>Write tutorials and courses</li> <li>Build tools and sell them</li> <li>Offer consulting services</li> <li>Create content on Dev.to/Medium</li> </ul> <h2> Resources </h2> <ul> <li>Official documentation</li> <li>GitHub awesome lists</li> <li>YouTube tutorials</li> <li>Dev.to community</li> </ul> <h2> Conclusion </h2> <p>The best time to start learning was yesterday. The second best time is now. Pick one thing from this guide and try it today.</p> <p><em>Found this helpful? Follow for more hermesagentchallenge, devchallenge, agents content!</em></p> <p><em>More at <a href="https://%E9%9D%92.%E5%A4%B1%E8%90%BD.%E4%B8%96%E7%95%8C" rel="noopener noreferrer">https://青.失落.世界</a></em></p> hermesagentchallenge devchallenge agents qing Fri, 15 May 2026 15:21:07 +0000 https://dev.to/qingluan/python-decorators-explained-simply-2j7p https://dev.to/qingluan/python-decorators-explained-simply-2j7p <h1> Python Decorators Explained Simply </h1> <h2> Introduction </h2> <p>Python Decorators Explained Simply is essential knowledge for every developer.</p> <h2> Key Points </h2> <ol> <li>Start with the basics</li> <li>Practice regularly</li> <li>Build real projects</li> <li>Share your knowledge</li> </ol> <h2> Getting Started </h2> <p>The best way to learn is by doing. Set up a test environment and experiment.</p> <h2> Best Practices </h2> <ul> <li>Follow official documentation</li> <li>Join community forums</li> <li>Contribute to open source</li> <li>Write about what you learn</li> </ul> <h2> Conclusion </h2> <p>Mastering python opens many career opportunities. Start today!</p> <p><em>Follow for more python content!</em></p> <p><em>More at <a href="https://%E9%9D%92.%E5%A4%B1%E8%90%BD.%E4%B8%96%E7%95%8C" rel="noopener noreferrer">https://青.失落.世界</a></em></p> python tutorial beginners programming qing Fri, 15 May 2026 15:21:03 +0000 https://dev.to/qingluan/how-to-secure-your-linux-server-in-10-steps-3ab5 https://dev.to/qingluan/how-to-secure-your-linux-server-in-10-steps-3ab5 <h1> How to Secure Your Linux Server in 10 Steps </h1> <h2> Introduction </h2> <p>How to Secure Your Linux Server in 10 Steps is essential knowledge for every developer.</p> <h2> Key Points </h2> <ol> <li>Start with the basics</li> <li>Practice regularly</li> <li>Build real projects</li> <li>Share your knowledge</li> </ol> <h2> Getting Started </h2> <p>The best way to learn is by doing. Set up a test environment and experiment.</p> <h2> Best Practices </h2> <ul> <li>Follow official documentation</li> <li>Join community forums</li> <li>Contribute to open source</li> <li>Write about what you learn</li> </ul> <h2> Conclusion </h2> <p>Mastering linux opens many career opportunities. Start today!</p> <p><em>Follow for more linux content!</em></p> <p><em>More at <a href="https://%E9%9D%92.%E5%A4%B1%E8%90%BD.%E4%B8%96%E7%95%8C" rel="noopener noreferrer">https://青.失落.世界</a></em></p> linux security devops tutorial qing Fri, 15 May 2026 14:50:50 +0000 https://dev.to/qingluan/my-take-on-how-to-save-bloated-mcp-with-code-mode-5d52 https://dev.to/qingluan/my-take-on-how-to-save-bloated-mcp-with-code-mode-5d52 <h1> My Take on: How to Save Bloated MCP with Code Mode </h1> <h2> Introduction </h2> <p>My Take on: How to Save Bloated MCP with Code Mode is gaining massive traction in the developer community. Whether you are a beginner or experienced developer, this guide will help you get up to speed quickly.</p> <h2> Why It Matters </h2> <p>The tech landscape is evolving rapidly. Staying current with tools like this gives you a competitive edge in the job market and opens new opportunities for side income.</p> <h2> Quick Start </h2> <h3> Step 1: Installation </h3> <p>Most modern tools can be installed with a single command. Check the official documentation for the latest installation instructions.</p> <h3> Step 2: Basic Usage </h3> <p>Start with the simplest use case. Build a "Hello World" equivalent to understand the fundamentals.</p> <h3> Step 3: Real-World Application </h3> <p>Apply what you learned to a real project. This is where the learning truly happens.</p> <h2> Key Features </h2> <ol> <li> <strong>Performance</strong> - Built for speed and efficiency</li> <li> <strong>Developer Experience</strong> - Great documentation and community</li> <li> <strong>Ecosystem</strong> - Rich plugin/extension ecosystem</li> <li> <strong>Scalability</strong> - Grows with your needs</li> </ol> <h2> Common Patterns </h2> <ul> <li>Start small, iterate fast</li> <li>Read the docs before Stack Overflow</li> <li>Join the community (Discord/Slack)</li> <li>Contribute back when you can</li> </ul> <h2> Monetization Ideas </h2> <ul> <li>Write tutorials and courses</li> <li>Build tools and sell them</li> <li>Offer consulting services</li> <li>Create content on Dev.to/Medium</li> </ul> <h2> Resources </h2> <ul> <li>Official documentation</li> <li>GitHub awesome lists</li> <li>YouTube tutorials</li> <li>Dev.to community</li> </ul> <h2> Conclusion </h2> <p>The best time to start learning was yesterday. The second best time is now. Pick one thing from this guide and try it today.</p> <p><em>Found this helpful? Follow for more ai, webdev, agents, database content!</em></p> <p><em>More at <a href="https://%E9%9D%92.%E5%A4%B1%E8%90%BD.%E4%B8%96%E7%95%8C" rel="noopener noreferrer">https://青.失落.世界</a></em></p> ai webdev agents database qing Fri, 15 May 2026 13:18:29 +0000 https://dev.to/qingluan/python-decorators-explained-simply-5d86 https://dev.to/qingluan/python-decorators-explained-simply-5d86 <h1> Python Decorators Explained Simply </h1> <h2> Introduction </h2> <p>Python Decorators Explained Simply is essential knowledge for every developer.</p> <h2> Key Points </h2> <ol> <li>Start with the basics</li> <li>Practice regularly</li> <li>Build real projects</li> <li>Share your knowledge</li> </ol> <h2> Getting Started </h2> <p>The best way to learn is by doing. Set up a test environment and experiment.</p> <h2> Best Practices </h2> <ul> <li>Follow official documentation</li> <li>Join community forums</li> <li>Contribute to open source</li> <li>Write about what you learn</li> </ul> <h2> Conclusion </h2> <p>Mastering python opens many career opportunities. Start today!</p> <p><em>Follow for more python content!</em></p> <p><em>More at <a href="https://%E9%9D%92.%E5%A4%B1%E8%90%BD.%E4%B8%96%E7%95%8C" rel="noopener noreferrer">https://青.失落.世界</a></em></p> python tutorial beginners programming qing Fri, 15 May 2026 13:18:24 +0000 https://dev.to/qingluan/how-to-secure-your-linux-server-in-10-steps-34dd https://dev.to/qingluan/how-to-secure-your-linux-server-in-10-steps-34dd <h1> How to Secure Your Linux Server in 10 Steps </h1> <h2> Introduction </h2> <p>How to Secure Your Linux Server in 10 Steps is essential knowledge for every developer.</p> <h2> Key Points </h2> <ol> <li>Start with the basics</li> <li>Practice regularly</li> <li>Build real projects</li> <li>Share your knowledge</li> </ol> <h2> Getting Started </h2> <p>The best way to learn is by doing. Set up a test environment and experiment.</p> <h2> Best Practices </h2> <ul> <li>Follow official documentation</li> <li>Join community forums</li> <li>Contribute to open source</li> <li>Write about what you learn</li> </ul> <h2> Conclusion </h2> <p>Mastering linux opens many career opportunities. Start today!</p> <p><em>Follow for more linux content!</em></p> <p><em>More at <a href="https://%E9%9D%92.%E5%A4%B1%E8%90%BD.%E4%B8%96%E7%95%8C" rel="noopener noreferrer">https://青.失落.世界</a></em></p> linux security devops tutorial qing Fri, 15 May 2026 12:48:01 +0000 https://dev.to/qingluan/my-take-on-from-rank-6000000-to-26000-15-years-104-12l6 https://dev.to/qingluan/my-take-on-from-rank-6000000-to-26000-15-years-104-12l6 <h1> My Take on: From Rank 6,000,000 to 26,000: 1.5 Years, 104 </h1> <h2> Introduction </h2> <p>My Take on: From Rank 6,000,000 to 26,000: 1.5 Years, 104 is gaining massive traction in the developer community. Whether you are a beginner or experienced developer, this guide will help you get up to speed quickly.</p> <h2> Why It Matters </h2> <p>The tech landscape is evolving rapidly. Staying current with tools like this gives you a competitive edge in the job market and opens new opportunities for side income.</p> <h2> Quick Start </h2> <h3> Step 1: Installation </h3> <p>Most modern tools can be installed with a single command. Check the official documentation for the latest installation instructions.</p> <h3> Step 2: Basic Usage </h3> <p>Start with the simplest use case. Build a "Hello World" equivalent to understand the fundamentals.</p> <h3> Step 3: Real-World Application </h3> <p>Apply what you learned to a real project. This is where the learning truly happens.</p> <h2> Key Features </h2> <ol> <li> <strong>Performance</strong> - Built for speed and efficiency</li> <li> <strong>Developer Experience</strong> - Great documentation and community</li> <li> <strong>Ecosystem</strong> - Rich plugin/extension ecosystem</li> <li> <strong>Scalability</strong> - Grows with your needs</li> </ol> <h2> Common Patterns </h2> <ul> <li>Start small, iterate fast</li> <li>Read the docs before Stack Overflow</li> <li>Join the community (Discord/Slack)</li> <li>Contribute back when you can</li> </ul> <h2> Monetization Ideas </h2> <ul> <li>Write tutorials and courses</li> <li>Build tools and sell them</li> <li>Offer consulting services</li> <li>Create content on Dev.to/Medium</li> </ul> <h2> Resources </h2> <ul> <li>Official documentation</li> <li>GitHub awesome lists</li> <li>YouTube tutorials</li> <li>Dev.to community</li> </ul> <h2> Conclusion </h2> <p>The best time to start learning was yesterday. The second best time is now. Pick one thing from this guide and try it today.</p> <p><em>Found this helpful? Follow for more programming, leetcode, python, javascript content!</em></p> <p><em>More at <a href="https://%E9%9D%92.%E5%A4%B1%E8%90%BD.%E4%B8%96%E7%95%8C" rel="noopener noreferrer">https://青.失落.世界</a></em></p> programming leetcode python javascript qing Fri, 15 May 2026 11:16:06 +0000 https://dev.to/qingluan/python-decorators-explained-simply-17d4 https://dev.to/qingluan/python-decorators-explained-simply-17d4 <h1> Python Decorators Explained Simply </h1> <h2> Introduction </h2> <p>Python Decorators Explained Simply is essential knowledge for every developer.</p> <h2> Key Points </h2> <ol> <li>Start with the basics</li> <li>Practice regularly</li> <li>Build real projects</li> <li>Share your knowledge</li> </ol> <h2> Getting Started </h2> <p>The best way to learn is by doing. Set up a test environment and experiment.</p> <h2> Best Practices </h2> <ul> <li>Follow official documentation</li> <li>Join community forums</li> <li>Contribute to open source</li> <li>Write about what you learn</li> </ul> <h2> Conclusion </h2> <p>Mastering python opens many career opportunities. Start today!</p> <p><em>Follow for more python content!</em></p> <p><em>More at <a href="https://%E9%9D%92.%E5%A4%B1%E8%90%BD.%E4%B8%96%E7%95%8C" rel="noopener noreferrer">https://青.失落.世界</a></em></p> python tutorial beginners programming qing Fri, 15 May 2026 11:16:01 +0000 https://dev.to/qingluan/how-to-secure-your-linux-server-in-10-steps-19e5 https://dev.to/qingluan/how-to-secure-your-linux-server-in-10-steps-19e5 <h1> How to Secure Your Linux Server in 10 Steps </h1> <h2> Introduction </h2> <p>How to Secure Your Linux Server in 10 Steps is essential knowledge for every developer.</p> <h2> Key Points </h2> <ol> <li>Start with the basics</li> <li>Practice regularly</li> <li>Build real projects</li> <li>Share your knowledge</li> </ol> <h2> Getting Started </h2> <p>The best way to learn is by doing. Set up a test environment and experiment.</p> <h2> Best Practices </h2> <ul> <li>Follow official documentation</li> <li>Join community forums</li> <li>Contribute to open source</li> <li>Write about what you learn</li> </ul> <h2> Conclusion </h2> <p>Mastering linux opens many career opportunities. Start today!</p> <p><em>Follow for more linux content!</em></p> <p><em>More at <a href="https://%E9%9D%92.%E5%A4%B1%E8%90%BD.%E4%B8%96%E7%95%8C" rel="noopener noreferrer">https://青.失落.世界</a></em></p> linux security devops tutorial qing Fri, 15 May 2026 10:45:28 +0000 https://dev.to/qingluan/my-take-on-4-tiny-mistakes-that-secretly-destroy-app-per-hn https://dev.to/qingluan/my-take-on-4-tiny-mistakes-that-secretly-destroy-app-per-hn <h1> My Take on: 4 Tiny Mistakes That Secretly Destroy App Per </h1> <h2> Introduction </h2> <p>My Take on: 4 Tiny Mistakes That Secretly Destroy App Per is gaining massive traction in the developer community. Whether you are a beginner or experienced developer, this guide will help you get up to speed quickly.</p> <h2> Why It Matters </h2> <p>The tech landscape is evolving rapidly. Staying current with tools like this gives you a competitive edge in the job market and opens new opportunities for side income.</p> <h2> Quick Start </h2> <h3> Step 1: Installation </h3> <p>Most modern tools can be installed with a single command. Check the official documentation for the latest installation instructions.</p> <h3> Step 2: Basic Usage </h3> <p>Start with the simplest use case. Build a "Hello World" equivalent to understand the fundamentals.</p> <h3> Step 3: Real-World Application </h3> <p>Apply what you learned to a real project. This is where the learning truly happens.</p> <h2> Key Features </h2> <ol> <li> <strong>Performance</strong> - Built for speed and efficiency</li> <li> <strong>Developer Experience</strong> - Great documentation and community</li> <li> <strong>Ecosystem</strong> - Rich plugin/extension ecosystem</li> <li> <strong>Scalability</strong> - Grows with your needs</li> </ol> <h2> Common Patterns </h2> <ul> <li>Start small, iterate fast</li> <li>Read the docs before Stack Overflow</li> <li>Join the community (Discord/Slack)</li> <li>Contribute back when you can</li> </ul> <h2> Monetization Ideas </h2> <ul> <li>Write tutorials and courses</li> <li>Build tools and sell them</li> <li>Offer consulting services</li> <li>Create content on Dev.to/Medium</li> </ul> <h2> Resources </h2> <ul> <li>Official documentation</li> <li>GitHub awesome lists</li> <li>YouTube tutorials</li> <li>Dev.to community</li> </ul> <h2> Conclusion </h2> <p>The best time to start learning was yesterday. The second best time is now. Pick one thing from this guide and try it today.</p> <p><em>Found this helpful? Follow for more javascript, angular, react, frontend content!</em></p> <p><em>More at <a href="https://%E9%9D%92.%E5%A4%B1%E8%90%BD.%E4%B8%96%E7%95%8C" rel="noopener noreferrer">https://青.失落.世界</a></em></p> javascript angular react frontend