[#BloombergLP-balb-ControlManager-printUsageHelper] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balb.adoc[balb]::xref:BloombergLP/balb/ControlManager.adoc[ControlManager]::printUsageHelper :relfileprefix: ../../../ :mrdocs: Invoke `printUsage` passing the specified `*stream` and `preamble`. Suitable for binding using the bdlf::BindUtil package. == Synopsis Declared in `<balb_controlmanager.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- void printUsageHelper( std::ostream* stream, std::string_view const& preamble) const; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#