Check if a file is really a file, whether a string contains anything, and whether you can run a program with these vital patterns.

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. What is Bluetooth? – Henry, age 13, Somerville, ...

Chatbots can talk with you. But what if they could talk to one another?

Operators share their experience using real-time feedback to improve accuracy and confidence on site. This system helps reduce rework and makes grading more efficient. Justification unsealed for FBI’s ...

Christina Majaski writes and edits finance, credit cards, and travel content. She has 14+ years of experience with print and digital publications. Robert Kelly is managing director of XTS Energy LLC, ...

Bayes' theorem is a statistical formula used to calculate conditional probability. Learn how it works, how to calculate it step by step, and see real-world examples.

New data shows why pricing alone won’t fix profitability. As the industry heads into 2026, restaurant margins leave little room for error. New research from ...

Rainbow Six Siege is getting a Metal Gear Solid crossover, as Ubisoft is teasing that Solid Snake will appear as a new Operator in Year 11. A 15-second clip for the tactical action game’s next roadmap ...

Who are the Delta Force operators? The multiplayer experience in Team Jade's reimagining of Delta Force: Black Hawk Down takes its cues from extraction shooter mainstays, spliced with the ...

It’s the kind of back-and-forth found on every social network: One user posts about their identity crisis and hundreds of others chime in with messages of support, consolation and profanity. In the ...

Explore the Guardian’s tracker to see which operators are nationalised and if services are improving under public ownership *Estimate based on contract expiry and government plans to nationalise every ...