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SetUnhandledExceptionFilter and the C/C++ Runtime Library - C/C++ - 清...
...OC)RedirectedSetUnhandledExceptionFilter);
// Code that crashes
}
64 bit programs
The redirection procedure works for 32 bit code as well as for 64 bit code. The sample code provides 32 bit and 64 bit compiler targets.
Static vs. dynamic CRT linking
The code works only with dynamic CRT l...
Making heatmap from pandas DataFrame
...tetimeIndex(middle).union([start,end])
elif isinstance(index, (pd.Float64Index,pd.RangeIndex,pd.Int64Index)):
idx = pd.Float64Index(middle).union([start,end])
else:
print('Warning: guessing what to do with index type %s' %
type(index))
idx = pd.Float64I...
Posting a File and Associated Data to a RESTful WebService preferably as JSON
...etadata using a REST web service?
You basically have three choices:
Base64 encode the file, at the expense of increasing the data size by around 33%, and add processing overhead in both the server and the client for encoding/decoding.
Send the file first in a multipart/form-data POST, and return ...
How to install MySQLdb (Python data access library to MySQL) on Mac OS X?
...ragraph applied to Snow Leopard, but not to Lion, which appears to require 64-bit MySQL
First off, the author (still?) of MySQLdb says here that one of the most pernicious problems is that OS X comes installed with a 32 bit version of Python, but most average joes (myself included) probably jump to...
How do I print a double value with full precision using cout?
... value anyways. I think g++ supports this.)
union {
double d;
uint64_t u64;
} x;
x.d = 1.1;
std::cout << std::hex << x.u64;
This will give you the 100% accurate precision of the double... and be utterly unreadable because humans can't read IEEE double format ! Wikipedia has a ...
How to make good reproducible pandas examples
... cs95
231k6060 gold badges390390 silver badges456456 bronze badges
answered Jul 19 '16 at 18:35
piRSquaredpiRSquared
220k3232 ...
C++ preprocessor __VA_ARGS__ number of arguments
...
HolyBlackCat
37k55 gold badges6464 silver badges101101 bronze badges
answered Jan 23 '10 at 19:22
Kornel KisielewiczKornel Kisielew...
Apply pandas function to column to create multiple new columns?
... 1 1 1
2 2 2 4 8 16 32 64
3 3 3 9 27 81 243 729
4 4 4 16 64 256 1024 4096
5 5 5 25 125 625 3125 15625
6 6 6 36 216 ...
How do I find the MySQL my.cnf location
...trace mysql ";" 2>&1 | grep cnf
on my machine this outputs:
stat64("/etc/my.cnf", 0xbf9faafc) = -1 ENOENT (No such file or directory)
stat64("/etc/mysql/my.cnf", {st_mode=S_IFREG|0644, st_size=4271, ...}) = 0
open("/etc/mysql/my.cnf", O_RDONLY|O_LARGEFILE) = 3
read(3, "# /etc/mysql/...
np.mean() vs np.average() in Python NumPy?
... axes 0 and 1, I get wildly incorrect results unless I specify dtype='float64':
>T.shape
(4096, 4096, 720)
>T.dtype
dtype('<f4')
m1 = np.average(T, axis=(0,1)) # garbage
m2 = np.mean(T, axis=(0,1)) # the same garbage
m3 = np.mean(T, axis=(0,1), dtype='fl...