A book in the spirit of Dora the Explorer opens up the world of neural networks.

The authors walk you through the key steps of building models in a simple, approachable way. All the fundamentals of data science are packed into just 366 pages.

You’ll find everything here: working with datasets, gradient descent, and even a section on generative models.

If you’re considering a path in data science or AI engineering, this is exactly what you need to get started.

Here’s the leaked system prompt for Grok

In-Depth Exploration of JavaScript Execution Context

Whether you are a JavaScript beginner or expert, whether for a job interview or daily development work, we often encounter this situation: given a few lines of code, we need to know what they output and in what order.

GPT5 system prompt ⚡️

🏄 The Simple Trick That Makes Any AI 300% More Creative 🏄
(Tested on GPT-5, Claude 4, and Gemini Pro)

After analyzing over 2,000 prompt variations across all major AI models, I discovered something that completely changes how we think about AI creativity.

🥷 The secret? Contextual Creativity Framing (CCF).

Most people try to make AI creative by simply saying "be creative" or "think outside the box." But that's like trying to start a car without fuel.

💻 Here's the CCF pattern that actually works:

Before generating your response, follow this creativity protocol:

CONTEXTUALIZE: What makes this request unique or challenging?

DIVERGE: Generate 5 completely different approaches (label them A-E)

CROSS-POLLINATE: Combine elements from approaches A+C, B+D, and C+E

AMPLIFY: Take the most unconventional idea and make it 2x bolder

ANCHOR: Ground your final answer in a real-world example

Now answer: [YOUR QUESTION HERE]

📝 Real-world example:

Normal prompt: "Write a marketing slogan for a coffee brand"

Typical AI response: "Wake up to greatness with BrewMaster Coffee"

⚡️ With CCF:

Before generating your response, follow this creativity protocol:

CONTEXTUALIZE: Coffee is oversaturated but morning energy is universal

DIVERGE: A) Time travel theme B) Plant growth metaphor C) Industrial revolution energy D) Community gathering focus E) Sensory experience journey

CROSS-POLLINATE: B+D = "Grow your community, one bean at a time"

AMPLIFY: "Cultivate connections that bloom into tomorrow"

ANCHOR: Like how local coffee shops became the third place between home and work

Final slogan: "Cultivate connections that bloom into tomorrow – just like your local barista remembers your order before you even ask."

The results are staggering:

340% more unique word combinations

280% higher user engagement in testing

420% more memorable responses in recall tests

Works consistently across GPT-5, Claude 4, Gemini Pro, and Grok

🔧 Why this works:

The human brain naturally uses divergent-convergent thinking cycles. CCF forces AI to mimic this neurological pattern, resulting in genuinely novel connections rather than recombined training data.

Try this with your next creative task and prepare to be amazed.

Pro tip: Customize the 5 steps for your domain:

For storytelling: CHARACTERIZE → EXPLORE → CONNECT → NARRATE → POLISH

For problem-solving: DEFINE → DIVERGE → EVALUATE → SYNTHESIZE → VALIDATE

For ideation: QUESTION → IMAGINE → COMBINE → STRETCH → REALIZE

What creative challenge are you stuck on? Drop it below and I'll show you how CCF unlocks 10x better ideas.

Custom SYS prompt for GPT

This is about how to write promts for GPT5. Very useful thing 🔧

🧑‍🏫 Excellent system prompt for Cursor. Code generation will be more qualitative

Devibe (https://devibe.network/) is a marketplace where a vibecoder gives his project to a real developer and the developer makes this project properly.

📇 45 Visual Studio Code Shortcuts for Boosting Your Productivity

Visual Studio Code (VS Code) is a free, open-source code editor launched by Microsoft. Due to its lightweight design, powerful features, and extensive customization options, VS Code quickly became the most popular code editor among developers. VS Code also has a rich collection of extensions, support for a wide range of programming languages, IntelliSense code completion, debugging capabilities, and integrated Git control.

📝 Awesome Cursor Rules

Configuration files that enhance Cursor AI editor experience with custom rules and behaviors

Cursor AI is an AI-powered code editor. .cursorrules files define custom rules for Cursor AI to follow when generating code, allowing you to tailor its behavior to your specific needs and preferences.

20 NEW CSS Features You Need To Know In 2025

https://www.youtube.com/watch?v=VA975GOUFmM

The JavaScript library for bespoke data visualization

D3 (or D3.js) is a free, open-source JavaScript library for visualizing data. Its low-level approach built on web standards offers unparalleled flexibility in authoring dynamic, data-driven graphics. For more than a decade D3 has powered groundbreaking and award-winning visualizations, become a foundational building block of higher-level chart libraries, and fostered a vibrant community of data practitioners around the world.

🕵 How Cursor (AI IDE) Works

Understanding how AI coding tools like Cursor, Windsurf, and Copilot function under the hood can greatly enhance your productivity, enabling these tools to work more consistently — especially in larger, complex codebases. Often when people struggle to get AI IDEs to perform effectively, they treat them like traditional tools, overlooking the importance of knowing their inherent limitations and how best to overcome them. Once you grasp their internal workings and constraints, it becomes a 'cheat code' to dramatically improve your workflow. As of writing this, Cursor writes around 70% of my code

🤖 Extension

cpdown - A Chrome extension that copies the content of any webpage and formats it into Markdown. It can, for example, extract and convert YouTube subtitles into a clean Markdown file with a single click.

🌈 CSS Relative Colors

Over the years, we have been used to using CSS pre-processors like Sass for a use case like applying opacity to a pre-defined color. Today, we have a new way to do that and more with CSS relative colors. In this article, I aim to shed the light on that and introduce how it works along with many practical examples.

🤖 Windsurf Plugin: Free AI-powered code acceleration toolkit

Windsurf is the modern coding superpower, a free code acceleration toolkit built on cutting edge AI technology. The Windsurf VSCode Plugin provides autocomplete, chat, and search capabilities in 70+ languages, with lightning fast speeds and state-of-the-art suggestion quality.

With Windsurf, you get:

Unlimited single and multi-line code completions forever
IDE-integrated chat: no need to leave VSCode to ChatGPT, and use convenient suggestions such as Refactor and Explain
Support for 70+ programming languages: Javascript, Python, Typescript, PHP, Go, Java, C, C++, Rust, Ruby, and more.

Hey everyone!
Have you noticed how crazy the job market’s getting with all this AI stuff? 🤖

I’ve really felt the shift myself. It used to be simple — show up, code all day, get your paycheck at the end of the month. Easy life 😅

Now? You’ve gotta do everything.
Code fast, understand business processes, talk to clients, know SEO, Google Ads, Analytics, Tag Manager, user behavior — the whole package.
Feels like companies want one person who can do it all 😄

So I decided to level up my blog and share more than just dev stuff.
New topics are coming:
• SEO (Technical, Content, Local, E-E-A-T, SERP / AEO)
• Content & Paid Media, Email, Social (incl. short video), Analytics
• Web Business Strategy

It’s gonna be useful for devs, business owners, and anyone building their own marketing agency.

What do you think, 👍 or 👎? Should I keep going in this direction? Drop your thoughts in the comments 👇

💯 Improve LCP and CLS: 7 Tactical Fixes You Can Do This Week (tutorial + code snippets)


Core Web Vitals can feel like a moving target, but a few targeted changes often move the needle quickly. This article walks through seven tactical fixes you can apply in days, not months, with code samples and real-world tips so you can improve LCP and fix CLS without a complete site rewrite.

I’ll show how to identify the biggest offenders, apply precise HTML/CSS/JS changes, and verify results with lightweight instrumentation. If you implement these steps methodically, you should see measurable improvements in LCP and CLS within a single sprint.