Regular expressions are useful when searching for both 'apple' and 'apple' in text or extracting all lines containing URLs in a text file, but there are many people who know the basic mechanics of ...

Matthew Hennessey is editor of Free Expression, a daily newsletter from WSJ Opinion. Previously he was the Journal’s deputy editorial features editor, overseeing the flow of columnist and contributor ...

Mary Anastasia O’Grady, the Journal’s “Americas” columnist, speaks with Free Expression editor Matthew Hennessey about the weekend U.S. military raid in Venezuela and what it means for the region’s ...

As enterprises in India accelerate AI adoption, one of the biggest challenges they face is ensuring reliable, high-quality data. Without trusted data, AI projects risk failure, lower RoI, and ...

The Sun welcomes comments from readers via letters to the editor. All comments become the property of The Sun, which reserves the right to edit them. To submit a letter to the editor, use the form ...

A Kentucky basketball fan went on an expletive-filled radio rant after a loss to Alabama. The caller, identified as "Caller Luther," directed his frustration at second-year coach Mark Pope. The fan ...