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Code Golf: Collatz Conjecture
...
x86 assembly, 1337 characters
;
; To assemble and link this program, just run:
;
; >> $ nasm -f elf collatz.asm && gcc -o collatz collatz.o
;
; You can then enjoy its output by passing a number to it on the command line:
;
; >...
What is a rune?
...is in fact the offset between the uppercase and lowercase codepoint of the character. So by adding 32 to 'A', you get 'a' and vice versa.
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How to Parse Command Line Arguments in C++? [duplicate]
...d option has been passed in like -h for help.
#include <algorithm>
char* getCmdOption(char ** begin, char ** end, const std::string & option)
{
char ** itr = std::find(begin, end, option);
if (itr != end && ++itr != end)
{
return *itr;
}
return 0;
}
b...
Markup XML解析库下载（Markup.h 和 Markup.cpp） - 源码下载 - 清泛网 - 专注C/C++及内核技术
...ring.h> // memcpy, memset, strcmp...
// Major build options
// MARKUP_WCHAR wide char (2-byte UTF-16 on Windows, 4-byte UTF-32 on Linux and OS X)
// MARKUP_MBCS ANSI/double-byte strings on Windows
// MARKUP_STL (default except VC++) use STL strings instead of MFC strings
// MARKUP_SAFESTR to ...
What should main() return in C and C++?
.... The valid C++ main signatures are:
int main()
and
int main(int argc, char* argv[])
which is equivalent to
int main(int argc, char** argv)
It is also worth noting that in C++, int main() can be left without a return-statement, at which point it defaults to returning 0. This is also true wi...
How come an array's address is equal to its value in C?
...rray, not the size of a single element. For example, with code like this:
char array[16];
printf("%p\t%p", (void*)&array, (void*)(&array+1));
We can expect the second pointer to be 16 greater than the first (because it's an array of 16 char's). Since %p typically converts pointers in hexa...
How to get ASCII value of string in C#
I want to get the ASCII value of characters in a string in C#.
15 Answers
15
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Difference between fprintf, printf and sprintf?
...tream is currently pointing.
sprintf writes formatted text to an array of char, as opposed to a stream.
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How to print out the contents of a vector?
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You can use an iterator:
std::vector<char> path;
// ...
for (std::vector<char>::const_iterator i = path.begin(); i != path.end(); ++i)
std::cout << *i << ' ';
If you want to modify the vector's contents in the for loop, then use iterato...
How to remove last n characters from every element in the R vector
..., and I could not find a simple example online of how to remove the last n characters from every element of a vector (array?)
...