Get Paid to Train AI Robots With Hub.xyz: Complete 2026 Guide Hub.xyz is a platform where people can earn money by recording real-world tasks using their phone. These recordings help AI and robotics companies train their models. Approved tasks can earn money depending on availability and quality approval. 👉 Start Earning With Hub.xyz Free Key Takeaways Record everyday activities using your smartphone AI companies use this data to improve robotics and machine learning No expensive equipment required Earnings depend on available tasks and approval rate Free signup process What Is Hub.xyz? Hub.xyz is part of the growing AI training data industry. Modern AI systems and robots need huge amounts of real-world examples to understand human actions. Platforms like Hub.xyz collect this type of data through contributors. Users complete recording tasks, submit them for review, and receive payment for approved work according to platform rules. How Does H...
Advanced SQL Techniques and Permissions | Sabbir93s Blog Advanced SQL Techniques and Permissions If you've already mastered basic SQL, it's time to level up. This article explores advanced SQL tools and how to manage permissions securely . 1. Window Functions Window functions allow you to perform calculations across a set of rows related to the current row. Example: ROW_NUMBER() SELECT name, department, ROW_NUMBER() OVER (PARTITION BY department ORDER BY salary DESC) AS rank FROM employees; This ranks employees within their departments based on salary. Other Common Window Functions: RANK() DENSE_RANK() LEAD() / LAG() NTILE(n) 2. Common Table Expressions (CTEs) CTEs are temporary result sets used within an SQL query. Useful for readability and recursion. Basic Syntax: WITH dept_sales AS ( SELECT depar...