Front-end Wings: Knowledge You Must Know Before Learning Vue and React

Hello, I'm GymCoding!

I'm sure everyone has experienced a time when the same AI model works well once but performs poorly another time. Those moments when you wonder why the results are so different even though you used a similar prompt, whether the model is the problem, or if you're missing something.

I feel like many people have been having these concerns lately. So, I've properly organized everything in this additional lecture!

This lecture is not just about prompt tips. I will systematically explain, along with the latest research cases, how the results change completely depending on how you design the environment in which the AI works, even when using the same AI model.

What is covered in this lecture

• Exactly what harness engineering is and why it is gaining attention now

• Anthropic's actual experimental cases — a ruined app for $9 vs. a completed app for $200 with the same model, and what the difference was.

• 3 causes of AI agent errors (Memory loss between sessions, Context Anxiety, Self-Evaluation)

• CLAUDE.md, Permissions, Hooks, MCP, to Subagents — 6 components for designing a harness in Claude Code

• How to re-evaluate harness rules as models evolve

The core of this lecture is not to blame the AI, but to create an environment where the AI can work effectively!

👉Go to the lecture!

😊 To those currently enrolled

Those who are taking the Claude Code Perfect Master course can watch the new lecture immediately at no additional cost. It has been added to the end of the existing curriculum, so please check it out.

And if the lecture was helpful, a single line of review would be a huge help. If you haven't left a review yet, I would appreciate it if you could leave even a short one! 🙏

👉Write a course review

🎯 For those who haven't taken the course yet

Now, we are in an era where the difference in skill is determined not by whether you use AI coding tools, but by how well you use them.

Since its release, over 5,500 people have taken the course, and a wide range of individuals, including not only developers but also marketers, data analysts, students, and non-developers, are participating.

"I am a complete beginner who knows nothing about development.At first, I started developing with ChatGPT without watching any lectures or having any information. Then I moved to Cursor and felt that the Claude model was great, so I am currently at the stage of starting development with Claude. I happened to find out about Gym Coding's lectures through someone nearby, and after listening to them, I thought, 'I have really been doing this without any plan at all.' I feel that after completing this course, I will be able to develop in a more systematic way with a higher level of understanding. Also, the continuous lecture updates!!! I think they will be a huge help. Thank you!^^ " — LExxxx

You can now enroll at a special discount price at gymcoding.co/vip. Please make sure to check it out before the discount ends!

👉Enroll now at a special discount price

Thank you! 🙇‍♂