大约有 1,166 项符合查询结果（耗时：0.0090秒） [XML]
Why does changing 0.1f to 0 slow down performance by 10x?
...15) | (1<<6) );
// Does both FTZ and DAZ bits. You can also use just hex value 0x8040 to do both.
// You might also want to use the underflow mask (1<<11)
Appears to work in both GCC and Visual Studio:
// Requires #include <xmmintrin.h>
// Requires #include <pmmintrin.h>
_M...
How can I extract embedded fonts from a PDF as valid font files?
...m
<<
/Length1 778552
/Length 1581435
/Filter /ASCIIHexDecode
>>
This pdf-parser.py output tells us that this object contains a stream (which it will not directly display) that has a length of 1.581.435 Bytes and is encoded ( == "compressed") with ASCIIHexEncode and ...
Generating an MD5 checksum of a file
...f.read(4096), b""):
hash_md5.update(chunk)
return hash_md5.hexdigest()
Note: hash_md5.hexdigest() will return the hex string representation for the digest, if you just need the packed bytes use return hash_md5.digest(), so you don't have to convert back.
...
How can I unit test Arduino code?
...unsigned int i = 0; i < size; i++ ){
cout << setw(2) << hex << (unsigned int)buf[i] << " ";
}
cout << endl;
cout.flags(oldFlags);
cout.precision(oldPrec);
cout.fill(oldFill);
return size;
}
FakeSerial Serial;
and finally, the actual test program:...
Python read-only property
...t__(self, name):
self.name = name
self.dict_name = uuid4().hex
self.initialized = False
def __get__(self, instance, cls):
if instance is None:
return self
else:
return instance.__dict__[self.dict_name]
def __set__(self, instan...
When would anyone use a union? Is it a remnant from the C-only days?
...uble ld_v;
}
With this declaration, it is simple to display the hex byte values of a long double, change the exponent's sign, determine if it is a denormal value, or implement long double arithmetic for a CPU which does not support it, etc.
Saving storage space when fields are dependen...
What does 'COLLATE SQL_Latin1_General_CP1_CI_AS' do?
...d: CP1 stands for Code Page 1252. A code page is a lookup table to map the hex value to a specific character in a character set. CP1 is shorthand for CP1252 in the Microsoft sub-culture. Windows is the only platform that uses CP1252 indigenously as it is a hold-over from DOS days. Though it is very ...
Parsing JSON using Json.net
...if (remainingLength >= 4) {
// parse the 32 bit hex into an integer codepoint
uint codePoint;
if (!(success = UInt32.TryParse(new string(json, index, 4), NumberStyles.HexNumber, CultureInfo.InvariantCulture, out codePoint))) ...
How can you encode a string to Base64 in JavaScript?
...s utf8, possible encoding types are ascii, utf8, ucs2, base64, binary, and hex
var b = new Buffer('JavaScript');
// If we don't use toString(), JavaScript assumes we want to convert the object to utf8.
// We can make it convert to other formats by passing the encoding type to toString().
var s = b.t...
What new capabilities do user-defined literals add to C++?
...the introduction of new literal syntax based on existing literals ( int , hex , string , float ) so that any type will be able to have a literal presentation.
...