Advanced SQL for Data Analytics. A collection of problem-solving solutions covering complex Joins, Window Functions, CTEs, and Query Optimization. Includes real-world interview questions, schema ...

Jan is ready for a new challenge. She's recently moved to Colorado and wants to take advantage of the new terrain and start mountain running. Before the move, she'd been working on her fitness for ...

SQL Case Files is a free interactive SQL game that teaches SQL through crime-solving challenges. Learn SQL online with hands-on puzzles, realistic datasets, SQL practice exercises, and a full ...

Learning SQL is a great move for anyone working with data, but actually getting good at it can feel tricky, especially if you don’t have a database handy. Luckily, there are tons of free places online ...

At one point, every professional lacked the knowledge and skills critical to their work today. They started as beginners — and it’s no different in cybersecurity. Take Gina Cramer ’20 and Cyndie ...

Beginners might feel intimidated when it comes to selecting an appropriate handgun, but with a calculated approach, you can find one that fits your budget and fulfills your needs. There are two ...

This 10-minute yoga session is designed for complete beginners. Practice at home with gentle, full body stretches to improve mobility and calm the mind. No props required. Simple and easy to follow.

If there's one thing the best running shoes for beginners shouldn't be, it's intimidating. That's because when you start running (or start to think about starting running), it can feel like stepping ...

The universe is about 13.8 billion years old. Venus is the hottest planet due to a runaway greenhouse effect. Elliptical galaxies are the most common type. Stars produce energy through nuclear fusion.