c++ Programming Glossary: invalid_handle_value

“listening” to file changes in C/C++ (on Windows)

http://stackoverflow.com/questions/1083372/listening-to-file-changes-in-c-c-on-windows

watch file name changes if dwChangeHandles 0 INVALID_HANDLE_VALUE printf n ERROR FindFirstChangeNotification function failed... watch dir name changes if dwChangeHandles 1 INVALID_HANDLE_VALUE printf n ERROR FindFirstChangeNotification function failed...

Load an X509 PEM file into Windows CryptoApi

http://stackoverflow.com/questions/1231178/load-an-x509-pem-file-into-windows-cryptoapi

0 NULL OPEN_EXISTING FILE_ATTRIBUTE_NORMAL NULL if hFile INVALID_HANDLE_VALUE fprintf stderr Failed to open file. error d n GetLastError..

Is there a proper 'ownership-in-a-package' for 'handles' available?

http://stackoverflow.com/questions/14878121/is-there-a-proper-ownership-in-a-package-for-handles-available

NULL does not always mean an empty handle. Sometimes it's INVALID_HANDLE_VALUE which is not the same. Disclaimer This question reformulates..

How might I wrap the FindXFile-style APIs to the STL-style Iterator Pattern in C++?

http://stackoverflow.com/questions/2531874/how-might-i-wrap-the-findxfile-style-apis-to-the-stl-style-iterator-pattern-in-c

currentDirectory void IncrementCurrentDirectory if hFind INVALID_HANDLE_VALUE return BOOL success FindXFileFunctions_T FindNext hFind currentData.. FindXFileFunctions_T Close hFind hFind INVALID_HANDLE_VALUE else WindowsApiException Throw error bool IsValidDotDirectory.. public BasicNonRecursiveEnumeration hFind INVALID_HANDLE_VALUE BasicNonRecursiveEnumeration const std wstring pathSpec hFind..

how to get vendor id and product id of a plugged usb device on windows

http://stackoverflow.com/questions/2935184/how-to-get-vendor-id-and-product-id-of-a-plugged-usb-device-on-windows

NULL NULL DIGCF_PRESENT DIGCF_INTERFACEDEVICE if hInfo INVALID_HANDLE_VALUE qDebug invalid else qDebug valid handle SP_DEVINFO_DATA DeviceInfoData..

How to see if a subfile of a directory has changed

http://stackoverflow.com/questions/56682/how-to-see-if-a-subfile-of-a-directory-has-changed

How can I detect only deleted, changed, and created files on a volume?

http://stackoverflow.com/questions/7421440/how-can-i-detect-only-deleted-changed-and-created-files-on-a-volume

NULL OPEN_ALWAYS FILE_FLAG_NO_BUFFERING NULL if drive INVALID_HANDLE_VALUE printf CreateFile u n GetLastError return 0 printf Calling..