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Storing money in a decimal column - what precision and scale?
...acy of four decimal places. Use the money data type to store values in the range from -922,337,203,685,477.5808 through +922,337,203,685,477.5807 (requires 8 bytes to store a value). Use the smallmoney data type to store values in the range from -214,748.3648 through 214,748.3647 (requires 4 bytes t...
Mozilla PDF.js：PDF在线预览 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ow lacks a number of features or has defects, e.g. in typed arrays or HTTP range requests
Safari
limited
none
Safari (desktop and mobile) lacks a number of features or has defects, e.g. in typed arrays or HTTP range requests
IE9
limited
...
Optimal number of threads per core
... what I've found:
Note that all threads work on one array but different ranges (two threads do not access the same index), so the results may differ if they've worked on different arrays.
The 1.86 machine is a macbook air with an SSD. The other mac is an iMac with a normal HDD (I think it's 7200...
How to check if std::map contains a key without doing insert?
...ultimap, the lower_bound method inserts at the beginning of the equivalent range whereas the plain insert method adds to the end of the range.
– Potatoswatter
Oct 7 '10 at 23:35
2
...
Safe (bounds-checked) array lookup in Swift, through optional bindings?
...dex, endIndex which are Comparable . Of course, this won't work for some strange collections which, for example, don't have indices in the middle, solution with indices is more general one.
– zubko
Jun 20 '19 at 21:22
...
Understanding ibeacon distancing
...ecause the higher power level, the less impact of interference. And it's strange why Estimote beacons don't behave this way.
I'm not saying I'm 100% right, but apart from being iOS developer I have degree in wireless electronics and I think that we shouldn't ignore "one sigma" term from docs and I ...
How do you match only valid roman numerals with a regular expression?
...
Fortunately, the range of numbers is limited to 1..3999 or thereabouts. Therefore, you can build up the regex piece-meal.
<opt-thousands-part><opt-hundreds-part><opt-tens-part><opt-units-part>
Each of those parts w...
Write bytes to file
...public static byte[] StringToByteArray(string hex) {
return Enumerable.Range(0, hex.Length)
.Where(x => x % 2 == 0)
.Select(x => Convert.ToByte(hex.Substring(x, 2), 16))
.ToArray();
}
...
Given a number, find the next higher number which has the exact same set of digits as the original n
...r.
def findnext(ii):
iis=list(map(int,str(ii)))
for i in reversed(range(len(iis))):
if i == 0: return ii
if iis[i] > iis[i-1] :
break
left,right=iis[:i],iis[i:]
for k in reversed(range(len(right))):
if right[k]>left[-1]:
r...
Datatype for storing ip address in SQL Server
...t it can search for addresses in Class 1,2, or 3 subnetworks using indexed range scans (WHERE ip BETWEEN fnBinaryIPv4('132.31.55.00') AND fnBinaryIPv4('132.31.55.255') )
– RBarryYoung
Sep 6 '09 at 21:31
...