I pushed eight free AI chatbots to their limits to find the best AI chatbots of 2026. To explore our top picks, check out ZDNET's chatbot-by-chatbot guide.

Abstract: The dual-function radar and communication (DFRC) system addresses the problem of radio frequency congestion. Sparse arrays can reduce system cost and increase array aperture by constructing ...

I'm a software developer and writer, passionate about learning and sharing knowledge and one way I do that is through writing. I'm a software developer and writer, passionate about learning and ...

Functional programming, as the name implies, is about functions. While functions are part of just about every programming paradigm, including JavaScript, a functional programmer has unique ...

If you want to know how to sum cells with text and numbers in Excel, we’ve got you covered. Dealing with numbers in Excel is usually a breeze, but things can get tricky when these numbers are tucked ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The prefix sum problem in computer science is a popular programming puzzle used to test the ...

Having issues with the Excel SUM formula not adding properly? Worry not, we got the solution. Remember that you need to respect the formula syntax, so be sure you add it with the right commands.

JavaScript continues to evolve, with a nice batch of new features added in ECMAScript 14. Here's what's new for JavaScript developers this year. The wheel of time has carved out another year, and with ...