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How do you properly determine the current script directory in Python?
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answered Sep 15 '10 at 15:01
bobincebobince
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Log to the base 2 in python
...ity, so log₂31 is 4 not 5. log₂(1/17) is -5 not -4.
int → int x.bit_length()
If both input and output are integers, this native integer method could be very efficient:
log2int_faster = x.bit_length() - 1
- 1 because 2ⁿ requires n+1 bits. Works for very large integers, e.g. 2**10000...
Proper way to use **kwargs in Python
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balphabalpha
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16
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Using $_POST to get select option value from HTML
...ushothaman
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Express-js can't GET my static files, why?
... middleware docs are at.
– Nate
Apr 10 '12 at 17:31
4
Yep. It was the missing slash in my case.
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sqlalchemy unique across multiple columns
...ns. Locations "belong" to customers. Locations are identified by a unicode 10 character code. The "location code" should be unique among the locations for a specific customer.
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计算统计特征（正态分布）函数及实例 - C/C++ - 清泛网 - 专注C/C++及内核技术
...nt argc, _TCHAR* argv[])
{
std::map<int, int> map_test;
map_test[0] = 100;
map_test[5] = 80;
map_test[2] = 10;
map_test[8] = 99;
map_test[4] = 102;
StdevInfo stdev_info;
stdev_info.init();
stdev_info.caculate_stdev_info(map_test.begin(), map_test.end(),
[](const std::pair<i...
Threading pool similar to the multiprocessing Pool?
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answered Aug 2 '10 at 9:52
MartinMartin
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Add custom messages in assert?
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answered Sep 11 '10 at 22:41
zneakzneak
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lodash multi-column sortBy descending
...Order(array_of_objects, ['type','name'], [true, false]);
Since version 3.10.0 you can even use standard semantics for ordering (asc, desc):
var data = _.sortByOrder(array_of_objects, ['type','name'], ['asc', 'desc']);
In version 4 of lodash this method has been renamed orderBy:
var data = _.or...