c++ Programming Glossary: zeroes
gprof reports no time accumulated http://stackoverflow.com/questions/1030829/gprof-reports-no-time-accumulated graph with gprof. Unfortunately my call graph contains all zeroes for all time columns. The values in the called columns have..
OpenMP: for schedule http://stackoverflow.com/questions/10850155/openmp-for-schedule unless some other version of malloc is used e.g. one that zeroes the memory like calloc does . Now this array is contiguous but..
Is this C++ structure initialization trick safe? http://stackoverflow.com/questions/112085/is-this-c-structure-initialization-trick-safe be initialized before the memset and then overwritten by zeroes. Using the initialization list doesn't work for g I'm surprised.....
Which one to use - memset() or value initialization to zero out a struct? http://stackoverflow.com/questions/1998752/which-one-to-use-memset-or-value-initialization-to-zero-out-a-struct although you sometimes need to memset a whole structure to zeroes in certain cases it's always important to make sure you understand..
Dealing with Floating Point exceptions http://stackoverflow.com/questions/2219244/dealing-with-floating-point-exceptions of IEEE 754 returning a subnormal value including the zeroes . overflow set if the absolute value of the rounded value is..
bitwise not operator http://stackoverflow.com/questions/2513525/bitwise-not-operator HOWEVER an int whose value is 0 is actually 32 bits of all zeroes ~ inverts all 32 zeroes to 32 ones. System.out.println Integer.toBinaryString.. is 0 is actually 32 bits of all zeroes ~ inverts all 32 zeroes to 32 ones. System.out.println Integer.toBinaryString ~0 prints..
Initializing an object to all zeroes http://stackoverflow.com/questions/2837854/initializing-an-object-to-all-zeroes an object to all zeroes Oftentimes data structures' valid initialization is to set..
Why would connect() give EADDRNOTAVAIL? http://stackoverflow.com/questions/3886506/why-would-connect-give-eaddrnotavail machine or the address field of the name structure is all zeroes. Link with a bug similar to yours answer is close to the bottom..
Why is a POD in a struct zero-initialized by an implicit constructor when creating an object in the heap or a temporary object in the stack? http://stackoverflow.com/questions/4932781/why-is-a-pod-in-a-struct-zero-initialized-by-an-implicit-constructor-when-creati constructor. But for built in types value initialization zeroes the memory whereas default initialization does not. So when..
Integer division algorithm http://stackoverflow.com/questions/5097383/integer-division-algorithm of aux old old 1 bigint addition once again fill old with zeroes at the beginning so it has as much digits as it should a_ i.. i 1 old if i l 1 a _ 0...a _ l old new aux fill new with zeroes at the beginning so it has as much digits as it should a_i...a_..
Is there an implicit default constructor in C++? http://stackoverflow.com/questions/563221/is-there-an-implicit-default-constructor-in-c for a class the compiler supplies one for you which zeroes out each data member . I've experimented with this and I'm not..
Concurrent writes in the same global memory location http://stackoverflow.com/questions/5953955/concurrent-writes-in-the-same-global-memory-location depend on how many zeros there are likely to be. The more zeroes there are the more attractive the reduction will be. CUDA includes..
How computer does floating point arithmetic? http://stackoverflow.com/questions/6033184/how-computer-does-floating-point-arithmetic as the normalized leftmost fraction bit. I've written zeroes that aren't actually present as individual bits as o . A lot..
.bss section in elf file http://stackoverflow.com/questions/610682/bss-section-in-elf-file does the .bss section actually have to contain all those zeroes It seems such an awful waste of spaces that when say I allocate.. a global ten megabyte array it results in ten megabytes of zeroes in the ELF file. What am I seeing wrong here c storage elf..
Is uninitialized data behavior well specified? http://stackoverflow.com/questions/6824488/is-uninitialized-data-behavior-well-specified which calls malloc you will get data that is filled with zeroes because it is in a fresh page from the kernel. Other times it..
C++ empty-paren member initialization - zeroes out memory? http://stackoverflow.com/questions/734958/c-empty-paren-member-initialization-zeroes-out-memory empty paren member initialization zeroes out memory I originally wrote some code like this class Foo..
How to check if the binary representation of an integer is a palindrome? http://stackoverflow.com/questions/845772/how-to-check-if-the-binary-representation-of-an-integer-is-a-palindrome int n int flipped flip n shift to remove trailing zeroes while flipped 0x0001 flipped 1 return n flipped EDIT fixed for..
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