Successfully earned the HackerRank SQL (Advanced) Certificate after completing a challenging assessment focused on real-world database concepts. This certification journey strengthened my ...

Learned the core concepts of relational databases and table structures. Improved understanding of primary keys, foreign keys, and table relationships. Gained knowledge about organizing and managing ...

Intermediate core bond funds can form the centerpiece of a fixed-income portfolio. To screen for the top-performing funds in this category, we looked for those with the best returns over the last one- ...

HackerRank is a pretty cool place to get better at coding. It’s got tons of challenges that really make you think and figure things out faster. Whether you’re just starting out or you’ve been coding ...

Intermediate core bond funds often form the foundation of bond portfolios, and these top-rated funds offer some of the best options for investors. To screen for the top-performing funds in this ...

Ever wonder how some folks just seem to breeze through coding challenges and land those awesome tech jobs? A lot of it comes down to practice, and platforms like HackerRank are super helpful for that.

Dreaming of improving your ski skills and venturing into black diamond terrain? You have the right idea. Developing beyond the intermediate plateau is a true thrill that will make the mountain even ...

At today's kickoff for Microsoft Ignite, the company announced that SQL Server 2025 is finally coming. No timing was announced for the release, but based on prior versions, I would expect to see a ...

This repository features solutions to various intermediate-level SQL challenges from HackerRank. It includes efficient SQL queries, problem-solving techniques, and well-documented scripts. Explore ...

The oxygen evolution reaction (OER) from water provides the energy-rich feedstock for the planet, transforming renewable energy such as solar radiation into energy-carrying molecules such as H 2 ...

How can I improve my English? This was a question frequently posed by my students in South Korea. My initial advice was straightforward – dedicate time and effort. However, both my students and I ...