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Codú's community offers hundreds of tutorials, an online community, and answers questions on a wide range of web development topics. Sign up for a free account today and join the community.
React makes it easy to build UIs, but building fast React apps is a different skill altogether. We just posted a hands-on, real-world React Performance Optimization course on the freeCodeCamp.org YouTube channel. You’ll learn how React actually re-re...

Niall Maher3 minIn this post, I will share with you some settings in Visual Studio Code that have helped speed up my workflow.
This guide covers ~30 pro-tips for effectively using Gemini CLI for agentic coding for Gemini 2.5, 3.0 and beyond

Understanding why spectral clustering outperforms K-means The post Spectral Clustering Explained: How Eigenvectors Reveal Complex Cluster Structures appeared first on Towards Data Science.

Over the past few years, I’ve reviewed thousands of APIs across startups, enterprises and global platforms. Almost all shipped OpenAPI The post Why Most APIs Fail in AI Systems and How To Fix It appeared first on The New Stack.

Niall Maher2 minGiving a f*ck might save you time! This tool makes me laugh and makes me faster with the command line tools, so it's a win-win.
Discover the benefits of using Tailwind CSS, a rising CSS framework with a utility-first approach, increased speed, customisability, and accessibility.
Your GitHub profile can be easily overlooked while getting your interview docs whipped into shape - heres some tips to make it stand out from the crowd!
And why Fourier features change everything The post Teaching a Neural Network the Mandelbrot Set appeared first on Towards Data Science.

Niall Maher2 minI've been asked in our community Discord for some writing tips, so I hope this list might help boost your skills and confidence.
Gemini! I'm joining Google Cloud AI to focus on helping developers and businesses succeed with Gemini, Vertex AI, and the Agent Development Kit.

Valentino Braga4 minBelieve in yourself and keep coding!
GitHub have recently released slash commands, which allow you to create complex Markdown with minimal typing and effort!
Today we are expanding the Gemini 3 model family with the release of Gemini 3 Flash which offers frontier intelligence built for speed at a fraction of the cost.

Three things we learned running a two-stage SFT+GRPO safety fine-tuning pipeline on Ministral-3B (single H200, 7.5 hours, 8,344 prompts from 19 security datasets): Train only what you’re adding. SFT on malicious examples only. Don’t retrain benign behavior the base model already has. Result: 100% be...

Steve Yegge on how AI is reshaping software engineering, the rise of “vibe coding,” and why developers must adapt to a rapidly changing craft.
Niall Maher3 minIntroduction to React.js for beginners! This is the first article in a series to teach you React so that you can start with JavaScript's favorite library.
Whether you're a seasoned writer or a newbie, this challenge is the perfect opportunity to showcase your talents, explore new ideas, and network!
Write a CV as a career switcher
Niall Maher4 minThese books include insights into algorithms, clean coding, product management, and more. Take your career to new heights with the knowledge in these books!