Children can be unruly, and parents often have to discipline them in public. Occasionally, a parent scolds a child with very harsh words that would make most adults I know cry, or for more than twenty minutes. I have no way to tell when that's appropriate, when it's too strict, or when it's part ...

During my university years, I had designed and developed my department website. It's been many years since I graduated, however, the office IT staff still contacts me if something goes wrong. This happens because the website was made using a web framework whose expertise is rare, and which is now...