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What are transparent comparators?
...ast, works for std::string which has overloaded less than operators taking char const* as argument. Since these function objects are also new, even if they do the wrong thing (i.e. require a conversion for some type) it would, at least, not be a silent change resulting in a performance degradation.
...
How do you pass a function as a parameter in C?
...&dosomething;
func();
For a function that returns an int and takes a char you would do
typedef int (*functiontype2)(char);
and to use it
int dosomethingwithchar(char a) { return 1; }
functiontype2 func2 = &dosomethingwithchar
int result = func2('a');
There are libraries that can hel...
Read file line by line using ifstream in C++
...d "token" you meant "delimiter". Right. With a comma, you'd say: int a, b; char c; while ((infile >> a >> c >> b) && (c == ','))
– Kerrek SB
Oct 18 '14 at 15:25
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How do I disable the 'Debug / Close Application' dialog on Windows Vista?
... tests!\n");
exit(1);
}
int runtime_check_handler(int errorType, const char *filename, int linenumber, const char *moduleName, const char *format, ...)
{
printf("Error type %d at %s line %d in %s", errorType, filename, linenumber, moduleName);
exit(1);
}
int main()
{
DWORD dwMode = ...
How do I do a case-insensitive string comparison?
... Greek letters is not the only special case! In U.S. English, the character "i" (\u0069) is the lowercase version of the character "I" (\u0049). However, the Turkish ("tr-TR") alphabet includes an "I with a dot" character "İ" (\u0130), which is the capital version of "i" and "I" is the cap...
C compile error: “Variable-sized object may not be initialized”
...
This gives error:
int len;
scanf("%d",&len);
char str[len]="";
This also gives error:
int len=5;
char str[len]="";
But this works fine:
int len=5;
char str[len]; //so the problem lies with assignment not declaration
You need to put value in the following way:
s...
alternatives to REPLACE on a text or ntext datatype
...g SQL Server 2005/2008, you can use the following code (taken from here):
select cast(replace(cast(myntext as nvarchar(max)),'find','replace') as ntext)
from myntexttable
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How do you normalize a file path in Bash?
...tring.h>
#include <libgen.h>
#include <limits.h>
static char *s_pMyName;
void usage(void);
int main(int argc, char *argv[])
{
char
sPath[PATH_MAX];
s_pMyName = strdup(basename(argv[0]));
if (argc < 2)
usage();
printf("%s\n", realpath(argv[1]...
Add custom messages in assert?
... Msg)
#else
# define M_Assert(Expr, Msg) ;
#endif
void __M_Assert(const char* expr_str, bool expr, const char* file, int line, const char* msg)
{
if (!expr)
{
std::cerr << "Assert failed:\t" << msg << "\n"
<< "Expected:\t" << expr_str <...
Integer to hex string in C++
...
WARNIG: this will not work for single byte because char is always threated as char
– ov7a
Feb 15 '16 at 9:36
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