Abstract: With emerging technologies, ability to write efficient code is most important. This study discusses how using HackerRank can improve programming and problem-solving skills, especially in the ...

Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...

In October 2024, news broke that Facebook parent company Meta had cracked an "impossible" problem that had stymied mathematicians for a century. In this case, the solvers weren't human. An artificial ...

You probably don’t need more time. By Jancee Dunn When I look back on all the major decisions I’ve dithered over, I could scream. It took me a decade to commit to becoming a parent. I wavered for a ...

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 ...

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Vision can naturally change with age. Certain conditions, like cataracts or glaucoma, may also develop with age and affect vision. Regular eye tests can help protect vision through early detection. It ...

Sven, a sales leader, received a call from a major customer who was furious. Their order arrived late, the product was damaged, and to top it off, their invoice didn ...

Consider someone who’s perfectly content with their office chair. It’s not ergonomic, it doesn’t have lumbar support, but it works. Then, during a meeting or a visit to a friend’s office, they sit in ...

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.