This function is available everywhere, and you should use it just about all the time; a lot of security holes have been based on buffer overruns in sprintf, and this can protect against them.

Turn the conversation into an exercise where you're a detached party performing a function: Poking holes in the logic and plan of attack.

By using of complex variable function and integral equation method, the antiplane multiple holes and cracks problem of half plane region is considered in this paper.