¡@
c++ Programming Glossary: bytesWhy isn't sizeof for a struct equal to the sum of sizeof of each member? http://stackoverflow.com/questions/119123/why-isnt-sizeof-for-a-struct-equal-to-the-sum-of-sizeof-of-each-member typical settings for an x86 processor struct X short s 2 bytes 2 padding bytes int i 4 bytes char c 1 byte 3 padding bytes.. for an x86 processor struct X short s 2 bytes 2 padding bytes int i 4 bytes char c 1 byte 3 padding bytes struct Y int i.. struct X short s 2 bytes 2 padding bytes int i 4 bytes char c 1 byte 3 padding bytes struct Y int i 4 bytes char c..
What is the difference between new/delete and malloc/free? http://stackoverflow.com/questions/240212/what-is-the-difference-between-new-delete-and-malloc-free Returns NULL on failure Must specify the size required in bytes. Allocating array requires manual calculation of space. Reallocating..
What are the barriers to understanding pointers and what can be done to overcome them? http://stackoverflow.com/questions/5727/what-are-the-barriers-to-understanding-pointers-and-what-can-be-done-to-overcome for various types of runtimes and languages like 8 or 12 bytes. It is imperative that whatever values are stored in this area.. just a number. If you think of memory as a big array of bytes the very first byte has the address 0 the next one the address..
What are the differences between pointer variable and reference variable in C++? http://stackoverflow.com/questions/57483/what-are-the-differences-between-pointer-variable-and-reference-variable-in-c pointer has its own memory address and size on the stack 4 bytes on x86 whereas a reference shares the same memory address with..
http://stackoverflow.com/questions/589575/size-of-int-long-etc bit architecture. Here is what I get char 1 byte short 2 bytes int 4 bytes long 4 bytes float 4 bytes double 8 bytes I tried.. Here is what I get char 1 byte short 2 bytes int 4 bytes long 4 bytes float 4 bytes double 8 bytes I tried to find without.. is what I get char 1 byte short 2 bytes int 4 bytes long 4 bytes float 4 bytes double 8 bytes I tried to find without much success..
http://stackoverflow.com/questions/10288109/signed-short-to-byte-in-c in c I'm trying to convert a HEX number into a short 2 Bytes using C everything is OK except for one thing... signed conversion..
How do malloc() and free() work? http://stackoverflow.com/questions/1119134/how-do-malloc-and-free-work memory manager can handle most often multiples of 512 Bytes eg. 4KB . So returning 40 Bytes to the OS will just not work... often multiples of 512 Bytes eg. 4KB . So returning 40 Bytes to the OS will just not work. So what does free do Free will..
Confused when boost::asio::io_service run method blocks/unblocks http://stackoverflow.com/questions/15568100/confused-when-boostasioio-service-run-method-blocks-unblocks error_code error std size_t bytes_transferred std cout Bytes transferred bytes_transferred std endl void print std cout Printing.....
C++ Pointer: changing the contents without changing the address? http://stackoverflow.com/questions/16945547/c-pointer-changing-the-contents-without-changing-the-address In most platforms . So in memory it will look like this Bytes name age 0000000000000000 0000 You can change memory manually..
Fast bignum square computation http://stackoverflow.com/questions/18465326/fast-bignum-square-computation BYTES so max size of bigint processed is 2^32 2^8 ^2 2^16 Bytes 2^14 DWORDs 16384 DWORDs sqr use only 1xNTT 1xINTT insted of..
send() function returns more bytes that it was required c++ http://stackoverflow.com/questions/19769836/send-function-returns-more-bytes-that-it-was-required-c 0 TextRetorno.Format d retorno retorno 8 AfxMessageBox Bytes enviados TextRetorno if retorno SOCKET_ERROR AfxMessageBox..
Monitoring CPU and disk utilization of a single program http://stackoverflow.com/questions/2475341/monitoring-cpu-and-disk-utilization-of-a-single-program possibly L Process program_you_are_interested_in_name Data Bytes sec for disk operations. Since I am not sure what parameters..
Using IOCTL_MOUNTMGR_QUERY_POINTS http://stackoverflow.com/questions/3012828/using-ioctl-mountmgr-query-points GENERIC_WRITE 0 NULL OPEN_EXISTING 0 NULL UCHAR Bytes 10000 PMOUNTMGR_MOUNT_POINTS pMntPoints PMOUNTMGR_MOUNT_POINTS.. PMOUNTMGR_MOUNT_POINTS pMntPoints PMOUNTMGR_MOUNT_POINTS Bytes MOUNTMGR_MOUNT_POINT mntPoint pmnt DWORD bytesReturned if hUsbDevice.. BYTE byBuffer 1024 PMOUNTDEV_NAME pMountDevName DWORD cbBytesReturned dwInBuffer dwOutBuffer ccb PMOUNTMGR_MOUNT_POINT pMountPoint..
What are some reasons a Release build would run differently than a Debug build http://stackoverflow.com/questions/312312/what-are-some-reasons-a-release-build-would-run-differently-than-a-debug-build reproductions that work always except on PC 23 . Guard Bytes . Debug builds often put more guard bytes around selected instances..
http://stackoverflow.com/questions/3318410/pragma-pack-effect could choose to lay the struct out in memory like this Bytes 1 2 3 4 5 6 7 8 9 10 11 12 Member one padding two three padding.. pack 1 the struct above would be laid out like this Bytes 1 2 3 4 5 6 Member one two three And sizeof Test would be 6...
Compress 21 Alphanumeric Characters in to 16 Bytes http://stackoverflow.com/questions/3419606/compress-21-alphanumeric-characters-in-to-16-bytes 21 Alphanumeric Characters in to 16 Bytes I'm trying to take 21 bytes of data which uniquely identifies..
How to determine a process “virtual size” (WinXP)? http://stackoverflow.com/questions/548819/how-to-determine-a-process-virtual-size-winxp code Ok I have to query a performance counter for Virtual Bytes . Perfmon shows the query string or how it is called as for..
Fastest Method to Split a 32 Bit number into Bytes in C++ http://stackoverflow.com/questions/741212/fastest-method-to-split-a-32-bit-number-into-bytes-in-c Method to Split a 32 Bit number into Bytes in C I am writing a piece of code designed to do some data.. a time. Here's my current code std vector BYTE compressedBytes DWORD invalidLength DWORD invalidClsids.length compressedBytes.push_back.. DWORD invalidLength DWORD invalidClsids.length compressedBytes.push_back BYTE invalidLength 0x000000FF compressedBytes.push_back..
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 printf Ticks u n endtick starttick return 0 printf Bytes returned u n bytecount nextid DWORDLONG buffer printf Next ID..
C struct sizes inconsistence [duplicate] http://stackoverflow.com/questions/8539348/c-struct-sizes-inconsistence bytes in between. It gives different size than expected 8 Bytes. struct HttpPacket unsigned char x1 union struct unsigned char..
|