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React has launched a new website (react.dev)that teaches modern React with function components and Hooks. The new site includes diagrams, illustrations, challenges, andover 600 new interactive examples. The old React documentation site has moved tolegacy.reactjs.org. The new docs teach React with ..

TypeScript 5.0 has been released with new featuresaimed at making the language smaller, simpler, and faster. Some of the new features include support for the new decorators standard, better support for ESM projects in Node and bundlers, expanded JSDoc functionality, simplified configuration, and imp..

This article describes the process ofrewriting an open-source constraint-based record and functional language called KCL from Python to Rust. The decision to choose Rust was based on its: - memory security mechanism, - performance advantages, - excellent developer community, - and toolchains.The re..

In this article, the author discusses their approach to test management and how the proverb "know yourself and your enemy" from the Art of War can be applied to it. They list 8 areas that test managers should understand: - the user, - the product, - the architecture, - where the software has been, ..

This tutorial is aboutusing SQL Window Functions to rank data. It explains the concepts of window ordering vs. result ordering, sorting uniqueness, and the different ranking functions available. The tutorial provides examples and animations to help visualize the concepts, and also offers exercises ..

The article is written by an author who previously wrote about how YouTube worked and how to exploit that knowledge to download videos. They explain that many things have changed since that article was written, such as YouTube's internal API being restructured, and some of the internal endpoints tha..

The error message "found unhashable key" occurs when trying to convert a mapping from YAML to a Python dict and the key is not hashable, which means it can't be used as a dictionary key. This happens because mutable containers like lists are not hashable while immutable containers like tuples are h..

This is a tutorial onhow to increase productivity in Jupyter Notebookby usingbuilt-in keyboard shortcuts. The post covers the difference between Command Mode and Edit Mode, andthe 25 most useful keyboard shortcutsfor each mode, including: - navigating cells, - creating and deleting cells, - changin..

This blog post explainshow to implement a GPT-2 model from scratchusing only60 lines of code in NumPy. The post assumes prior knowledge of Python, NumPy, and neural network training. The implementation is a simplified version of the GPT-2 architecture, which is a large language model used for gener..

Experienced developers spend a lot of time debugging and creating new bugs, and while AI won't solve all their problems, they can improve their productivity with small tactical changes. One such technique is called "devdata," which involvescreating a realistic fake data generation toolto quickly and..