!java means limit search to Java documentation !scala means limit search to Scala documentation !golang means limit search to Go documentation !cpp means lim

!java means limit search to Java documentation !scala means limit search to Scala documentation !golang means limit search to Go documentation !cpp means limit search to C++ documentation etc. see (https://duckduckgo.com/bang.html https://duckduckgo.com/bang.html) for more.