大约有 23,000 项符合查询结果（耗时：0.0273秒） [XML]
Selecting with complex criteria from pandas.DataFrame
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
Draft saved
Draft discarded
...
Path to MSBuild
...am Files (x86)\Microsoft Visual Studio\2017\Enterprise\MSBuild\15.0\Bin\amd64`
– nZeus
Mar 3 '17 at 23:14
2
...
Comparing two byte arrays in .NET
...throw confusing and/or non-portable fluff into your own application's code base:
// byte[] is implicitly convertible to ReadOnlySpan<byte>
static bool ByteArrayCompare(ReadOnlySpan<byte> a1, ReadOnlySpan<byte> a2)
{
return a1.SequenceEqual(a2);
}
The (guts of the) implementa...
How can I get a count of the total number of digits in a number?
... This does not work for 0. Math.Floor(Math.Log10(0) + 1) = -2147483648 (negative infiinity + 1). See docs.microsoft.com/en-us/dotnet/api/… documentation.
– Idan P
Apr 14 at 8:48
...
Where is git.exe located?
...ion of "git-for-windows", like:
PortableGit-2.4.4.2-3rd-release-candidate-64-bit.7z.exe
Then add to %PATH%:
c:\path\to\PortableGit-2.4.4.2-3rd-release-candidate-64-bit\cmd
c:\path\to\PortableGit-2.4.4.2-3rd-release-candidate-64-bit\usr\bin
You will not only get git.exe, but also 200+ executabl...
DirectX SDK (June 2010) Installation Problems: Error Code S1023
...a\Local\Temp) for the most recent file named
Microsoft Visual C++ 2010 x64 Redistributable Setup_20110608_xxx.html ##
and check if you have the following error
Installation Blockers:
A newer version of Microsoft Visual C++ 2010 Redistributable has been detected on the machine.
Fina...
How to style a checkbox using CSS
...[type="checkbox"]:checked:after {
background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAcAAAAHCAQAAABuW59YAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAIGNIUk0AAHolAACAgwAA+f8AAIDpAAB1MAAA6mAAADqYAAAXb5JfxUYAAAB2SURBVHjaAGkAlv8A3QDyAP0A/QD+Dam3W+kCAAD8APYAAgTVZaZCGwwA5wr0AvcA+Dh+7UX/x24AqK3Wg/...
Visual Studio can't build due to rc.exe
...stion: why do you use the x86 rc.exe and rcdll.dll files, rather than the x64 versions?
– Carl
Jan 23 '18 at 17:10
1
...
How do I convert between big-endian and little-endian values in C++?
...32 bit numbers:
unsigned long _byteswap_ulong(unsigned long value);
For 64 bit numbers:
unsigned __int64 _byteswap_uint64(unsigned __int64 value);
8 bit numbers (chars) don't need to be converted.
Also these are only defined for unsigned values they work for signed integers as well.
For floa...
Difference between float and decimal data type
...most environments is a binary floating-point type. It can accurately store base-2 values (to a certain point), but cannot accurately store many base-10 (decimal) values. Floats are most appropriate for scientific calculations. They're not appropriate for most business-oriented math, and inappropriat...