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c++ Programming Glossary: descriptorHOG features visualisation with OpenCV, HOGDescriptor in C++ http://stackoverflow.com/questions/10862542/hog-features-visualisation-with-opencv-hogdescriptor-in-c orientation magnitudes are stored in the 3870 long HOG descriptor vector. You can find my C code for visualizing the HOGDescriptor..
Getting a FILE* from a std::fstream http://stackoverflow.com/questions/109449/getting-a-file-from-a-stdfstream its implementation. So even if you manage to extract file descriptor from the std fstream object and manually build a FILE object.. now have two buffered objects writing to the same file descriptor. The real question is why do you want to convert the std fstream..
In C++, How to get MD5 hash of a file? http://stackoverflow.com/questions/1220046/in-c-how-to-get-md5-hash-of-a-file i printf 02x md i Get the size of the file by its file descriptor unsigned long get_size_by_fd int fd struct stat statbuf if fstat..
Why should exceptions be used conservatively? http://stackoverflow.com/questions/1744070/why-should-exceptions-be-used-conservatively been maintained with that in mind. Think memory leaks file descriptor leaks socket leaks who knows Maintenance complications It's..
Creating an array initializer from a tuple or variadic template parameters http://stackoverflow.com/questions/18251815/creating-an-array-initializer-from-a-tuple-or-variadic-template-parameters in the ROM section . I have created a simple data item descriptor class that binds a particular ID should be provided as an enum..
Send and Receive a file in socket programming in Linux with C/C++ (GCC/G++) http://stackoverflow.com/questions/2014033/send-and-receive-a-file-in-socket-programming-in-linux-with-c-c-gcc-g you want. It tells the kernel to send a file from one file descriptor to another and then the kernel can take care of the rest. There.. care of the rest. There is a caveat that the source file descriptor must support mmap as in be an actual file not a socket and the..
How to expose std::vector<int> as a Python list using SWIG? http://stackoverflow.com/questions/276769/how-to-expose-stdvectorint-as-a-python-list-using-swig obj1 SWIG_as_voidptrptr &iter2 swig PySwigIterator descriptor 0 More code follows that. The warning generated when compiling..
Async wait on file descriptor using Boost Asio http://stackoverflow.com/questions/4686127/async-wait-on-file-descriptor-using-boost-asio wait on file descriptor using Boost Asio I'm trying to integrate D Bus with my boost.. D Bus has an API that enumerates a set of Unix file descriptors mainly sockets but could also be FIFOs to be watched. When.. sockets but could also be FIFOs to be watched. When those descriptors have something to be read I should inform the D Bus API so..
How to create a std::ofstream to a temp file? http://stackoverflow.com/questions/499636/how-to-create-a-stdofstream-to-a-temp-file But it opens the file and returns an int which is a file descriptor. From that I can only create a FILE but not an std ofstream.. other systems you can create an std ofstream from a file descriptor but my compiler complains when I try that. I know I could get.. attach and can't create a ofstream directly from a file descriptor then you have to do this char tmpname strdup tmp tmpfileXXXXXX..
Redirect FROM stderr to another file descriptor http://stackoverflow.com/questions/5095839/redirect-from-stderr-to-another-file-descriptor FROM stderr to another file descriptor My program calls library functions which print to stderr. I.. I want to intervene so that all write calls to file descriptor #2 will instead get sent to somewhere else. Here is my first..
How to make cout behave as in binary mode? http://stackoverflow.com/questions/5654067/how-to-make-cout-behave-as-in-binary-mode for a way to open another stream to stdout using its file descriptor. Then you can specify std binary in the mode flags. However..
How would you implement a basic event-loop? http://stackoverflow.com/questions/658403/how-would-you-implement-a-basic-event-loop Well it's system dependant. On UNIX it's called a file descriptor and waitOnAll is the select system call. The so called vector..
how provide a vertex_index property for my graph http://stackoverflow.com/questions/7935417/how-provide-a-vertex-index-property-for-my-graph this question The solution is just to 1 Say the vertex descriptor is defined as typedef Graph vertex_descriptor NodeID then you.. the vertex descriptor is defined as typedef Graph vertex_descriptor NodeID then you need to define an associative property map as..
Linux 3.0: Executing child process with piped stdin/stdout http://stackoverflow.com/questions/9405985/linux-3-0-executing-child-process-with-piped-stdin-stdout at close wpipefd 1 and the subsequent write to that closed descriptor. This is just transposition but it shows this code has never.. else if nChild 0 parent continues here close unused file descriptors these are for child only close aStdinPipe PIPE_READ close aStdoutPipe..
USB-drive serial number under linux C++ http://stackoverflow.com/questions/2432759/usb-drive-serial-number-under-linux-c of the USB device as per USB specification under Device Descriptor these two are different entities. NOTICE Most devices tend to.. device the best way is to create a string from the Device Descriptor USB specification like VendorId ProductId HardwareRevision SerialNumber..
http://stackoverflow.com/questions/3438366/setupdigetdeviceproperty BYTE szBuffer sizeof szBuffer dwSize 0 See Security Descriptor Definition Language on MSDN http msdn.microsoft.com en us library.. aa379567 v vs.85 .aspx _tprintf TEXT Device Security Descriptor String ls n szBuffer if fn_SetupDiGetDevicePropertyW hDevInfo.. Device Location Info Port_#0003.Hub_#0003 Device Security Descriptor String D P A GA BA A GA SY ContainerId 00000000 0000 0000 FFFF..
How to translate a virtual memory address to a physical address? http://stackoverflow.com/questions/366602/how-to-translate-a-virtual-memory-address-to-a-physical-address with to do the translation You can use an MDL Memory Descriptor List to lock down arbitrary memory including memory buffers..
The implementation of random_device in VS2010? http://stackoverflow.com/questions/9549357/the-implementation-of-random-device-in-vs2010 manager Fast Read Not Possible Cache manager Fast Memory Descriptor List Read with No Wait Cache manager Fast Memory Descriptor.. List Read with No Wait Cache manager Fast Memory Descriptor List Read with Wait Cache manager Fast Memory Descriptor List.. Descriptor List Read with Wait Cache manager Fast Memory Descriptor List Read Resource Missed Cache manager Fast Memory Descriptor..
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