大约有 41,000 项符合查询结果（耗时：0.0240秒） [XML]
What is the meaning of “… …” token? i.e. double ellipsis operator on parameter pack
...ame T >
T const &printf_helper( T const &x )
{ return x; }
char const *printf_helper( std::string const &x )
{ return x.c_str(); }
template< typename ... Req, typename ... Given >
int wrap_printf( int (*fn)( Req... ... ), Given ... args ) {
return fn( printf_helper...
What is the fastest/most efficient way to find the highest set bit (msb) in an integer in C?
...ruction.)
Example code for gcc:
#include <iostream>
int main (int,char**)
{
int n=1;
for (;;++n) {
int msb;
asm("bsrl %1,%0" : "=r"(msb) : "r"(n));
std::cout << n << " : " << msb << std::endl;
}
return 0;
}
See also this inline assembler tutoria...
How to convert a string to lower or upper case in Ruby
...irb -ractive_support/core_ext/string
"STRING ÁÂÃÀÇÉÊÍÓÔÕÚ".mb_chars.downcase.to_s
=> "string áâãàçéêíóôõú"
"string áâãàçéêíóôõú".mb_chars.upcase.to_s
=> "STRING ÁÂÃÀÇÉÊÍÓÔÕÚ"
...
What is the easiest way in C# to trim a newline off of a string?
I want to make sure that _content does not end with a NewLine character:
10 Answers
10...
How to convert String to Long in Kotlin?
... Just a heads up, if you're iterating a string of digits, they will be chars and [char].toInt() will give you the ascii representation.
– Peheje
Jul 20 '17 at 17:11
add a ...
Does a method's signature in Java include its return type?
...ple:
public class Foo {
public int myMethod(int param) {}
public char myMethod(int param) {}
}
No, the compiler won't know the difference, as their signature: myMethod(int param) is the same. The second line:
public char myMethod(int param) {}
will give you can error: method is al...
Turn a simple socket into an SSL socket
... //Log and Error
return;
}
struct sockaddr_in saiServerAddress;
bzero((char *) &saiServerAddress, sizeof(saiServerAddress));
saiServerAddress.sin_family = AF_INET;
saiServerAddress.sin_addr.s_addr = serv_addr;
saiServerAddress.sin_port = htons(aPortNumber);
bind(sockfd, (struct sockaddr *) ...
Why doesn't “System.out.println” work in Android?
... throws IOException{
if(mCache == null) mCache = "";
if(((char) b) == '\n'){
Log.i("redirect from system.out", mCache);
mCache = "";
}else{
mCache += (char) b;
}
}
}
...
How to do something to each file in a directory with a batch script
...e delimiter the for /f command is using. for example, you can use the pipe char.
for /f "delims=|" %%f in ('dir /b c:\') do echo %%f
Update 2: (quick one year and a half after the original answer :-)) If the directory name itself has a space in the name, you can use the usebackq option on the for...
How to get 0-padded binary representation of an integer in java?
...ormatter, I would advise you to either use String.replace to replace space character with zeros, as in:
String.format("%16s", Integer.toBinaryString(1)).replace(" ", "0")
Or implement your own logic to convert integers to binary representation with added left padding somewhere along the lines giv...